diff --git a/dev/core/src/com/google/gwt/core/ext/linker/package-info.java b/dev/core/src/com/google/gwt/core/ext/linker/package-info.java
index f0f97bb..9d178ed 100644
--- a/dev/core/src/com/google/gwt/core/ext/linker/package-info.java
+++ b/dev/core/src/com/google/gwt/core/ext/linker/package-info.java
@@ -20,5 +20,4 @@
  * alter the set compilation {@link com.google.gwt.core.ext.linker.Artifact
  * artifacts} generated by the compilation process.
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.core.ext.linker;
diff --git a/dev/core/src/com/google/gwt/core/ext/package-info.java b/dev/core/src/com/google/gwt/core/ext/package-info.java
index dd1907f..760db4f 100644
--- a/dev/core/src/com/google/gwt/core/ext/package-info.java
+++ b/dev/core/src/com/google/gwt/core/ext/package-info.java
@@ -20,5 +20,4 @@
  * com.google.gwt.core.ext.Generator generators} or {@link
  * com.google.gwt.core.ext.Linker linkers}.
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.core.ext;
diff --git a/dev/core/src/com/google/gwt/core/ext/soyc/package-info.java b/dev/core/src/com/google/gwt/core/ext/soyc/package-info.java
index ea7fe7a..db54440 100644
--- a/dev/core/src/com/google/gwt/core/ext/soyc/package-info.java
+++ b/dev/core/src/com/google/gwt/core/ext/soyc/package-info.java
@@ -20,5 +20,4 @@
  * analysis turned on, these types are available via XML files in the extras
  * output.
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.core.ext.soyc;
diff --git a/dev/core/src/com/google/gwt/core/ext/typeinfo/package-info.java b/dev/core/src/com/google/gwt/core/ext/typeinfo/package-info.java
index 46ab8ec..1a2bbe2 100644
--- a/dev/core/src/com/google/gwt/core/ext/typeinfo/package-info.java
+++ b/dev/core/src/com/google/gwt/core/ext/typeinfo/package-info.java
@@ -21,6 +21,5 @@
  * generators} will use the classes in this package for introspection of the
  * code being compiled.
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.core.ext.typeinfo;
 
diff --git a/dev/core/src/com/google/gwt/core/linker/package-info.java b/dev/core/src/com/google/gwt/core/linker/package-info.java
index f23ae2b..6faa1d1 100644
--- a/dev/core/src/com/google/gwt/core/linker/package-info.java
+++ b/dev/core/src/com/google/gwt/core/linker/package-info.java
@@ -17,5 +17,4 @@
 /**
  * A package containing implementations of the GWT bootstrap linkers.
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.core.linker;
diff --git a/dev/core/src/com/google/gwt/dev/javac/typemodel/package-info.java b/dev/core/src/com/google/gwt/dev/javac/typemodel/package-info.java
index 9eeca1c..03dafa6 100644
--- a/dev/core/src/com/google/gwt/dev/javac/typemodel/package-info.java
+++ b/dev/core/src/com/google/gwt/dev/javac/typemodel/package-info.java
@@ -21,6 +21,5 @@
  * generators} will use the classes in this package for introspection of the
  * code being compiled.
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.dev.javac.typemodel;
 
diff --git a/dev/core/src/com/google/gwt/util/PreventSpuriousRebuilds.java b/dev/core/src/com/google/gwt/util/PreventSpuriousRebuilds.java
index ef9b1a9..b2ef467 100644
--- a/dev/core/src/com/google/gwt/util/PreventSpuriousRebuilds.java
+++ b/dev/core/src/com/google/gwt/util/PreventSpuriousRebuilds.java
@@ -24,8 +24,10 @@
  * A dummy annotation applied to package-info.java to force it to generate a
  * class file; this prevents javac from thinking package-info.java is always
  * stale.
+ * @deprecated not needed anymore,
  */
 @Target(ElementType.PACKAGE)
 @Retention(RetentionPolicy.CLASS)
+@Deprecated
 public @interface PreventSpuriousRebuilds {
 }
diff --git a/dev/core/src/com/google/gwt/util/package-info.java b/dev/core/src/com/google/gwt/util/package-info.java
index fa90fcd..07ea46e 100644
--- a/dev/core/src/com/google/gwt/util/package-info.java
+++ b/dev/core/src/com/google/gwt/util/package-info.java
@@ -17,5 +17,4 @@
 /**
  * A package containing an annotation used to mark package-info.java classes.
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.util;
diff --git a/user/src/com/google/gwt/activity/shared/package-info.java b/user/src/com/google/gwt/activity/shared/package-info.java
index 4c4c805..f3a8e31 100644
--- a/user/src/com/google/gwt/activity/shared/package-info.java
+++ b/user/src/com/google/gwt/activity/shared/package-info.java
@@ -19,5 +19,4 @@
  *
  * @since GWT 2.1
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.activity.shared;
diff --git a/user/src/com/google/gwt/animation/client/package-info.java b/user/src/com/google/gwt/animation/client/package-info.java
index cd9b49e..f9ad48f 100644
--- a/user/src/com/google/gwt/animation/client/package-info.java
+++ b/user/src/com/google/gwt/animation/client/package-info.java
@@ -19,5 +19,4 @@
  *
  * This package contains classes that provide animation support for various GWT components.  
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.animation.client;
diff --git a/user/src/com/google/gwt/canvas/client/package-info.java b/user/src/com/google/gwt/canvas/client/package-info.java
index 4a5f7f9..94a6b19 100644
--- a/user/src/com/google/gwt/canvas/client/package-info.java
+++ b/user/src/com/google/gwt/canvas/client/package-info.java
@@ -17,5 +17,4 @@
 /**
  * Classes for HTML Canvas 2D support.
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.canvas.client;
diff --git a/user/src/com/google/gwt/canvas/dom/client/package-info.java b/user/src/com/google/gwt/canvas/dom/client/package-info.java
index 9e84c91..070f51e 100644
--- a/user/src/com/google/gwt/canvas/dom/client/package-info.java
+++ b/user/src/com/google/gwt/canvas/dom/client/package-info.java
@@ -17,5 +17,4 @@
 /**
  * Classes for HTML Canvas 2D support.
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.canvas.dom.client;
diff --git a/user/src/com/google/gwt/cell/client/package-info.java b/user/src/com/google/gwt/cell/client/package-info.java
index d075c6b..463d628 100644
--- a/user/src/com/google/gwt/cell/client/package-info.java
+++ b/user/src/com/google/gwt/cell/client/package-info.java
@@ -51,5 +51,4 @@
  * 
  * @since GWT 2.1
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.cell.client;
diff --git a/user/src/com/google/gwt/codegen/rebind/package-info.java b/user/src/com/google/gwt/codegen/rebind/package-info.java
index ec93b96..2431315 100644
--- a/user/src/com/google/gwt/codegen/rebind/package-info.java
+++ b/user/src/com/google/gwt/codegen/rebind/package-info.java
@@ -17,5 +17,4 @@
 /**
  * Classes used by code generation, specific to GWT generators.
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.codegen.rebind;
diff --git a/user/src/com/google/gwt/codegen/server/package-info.java b/user/src/com/google/gwt/codegen/server/package-info.java
index e300f28..10239d7 100644
--- a/user/src/com/google/gwt/codegen/server/package-info.java
+++ b/user/src/com/google/gwt/codegen/server/package-info.java
@@ -18,5 +18,4 @@
  * Classes used by code generation, either on the server or from a GWT
  * generator.
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.codegen.server;
diff --git a/user/src/com/google/gwt/core/client/package-info.java b/user/src/com/google/gwt/core/client/package-info.java
index f38c7f1..9a2e313 100644
--- a/user/src/com/google/gwt/core/client/package-info.java
+++ b/user/src/com/google/gwt/core/client/package-info.java
@@ -20,5 +20,4 @@
  * The classes in this package represent concepts fundamental to GWT, such as
  * module entry points, and interfacing with JavaScript.
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.core.client;
diff --git a/user/src/com/google/gwt/core/client/prefetch/package-info.java b/user/src/com/google/gwt/core/client/prefetch/package-info.java
index 05e8e16..2b8a041 100644
--- a/user/src/com/google/gwt/core/client/prefetch/package-info.java
+++ b/user/src/com/google/gwt/core/client/prefetch/package-info.java
@@ -17,5 +17,4 @@
 /**
  * Classes allowing prefetching of resources.
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.core.client.prefetch;
diff --git a/user/src/com/google/gwt/core/client/testing/package-info.java b/user/src/com/google/gwt/core/client/testing/package-info.java
index a1c0cda..a777609 100644
--- a/user/src/com/google/gwt/core/client/testing/package-info.java
+++ b/user/src/com/google/gwt/core/client/testing/package-info.java
@@ -17,5 +17,4 @@
 /**
  * Classes used for testing core GWT functionality.
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.core.client.testing;
diff --git a/user/src/com/google/gwt/debug/client/package-info.java b/user/src/com/google/gwt/debug/client/package-info.java
index 896e007..bfe34ae 100644
--- a/user/src/com/google/gwt/debug/client/package-info.java
+++ b/user/src/com/google/gwt/debug/client/package-info.java
@@ -45,5 +45,4 @@
  * &lt;/module>
  * </pre>
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.debug.client;
diff --git a/user/src/com/google/gwt/dom/builder/client/package-info.java b/user/src/com/google/gwt/dom/builder/client/package-info.java
index efb817a..bf5dd71 100644
--- a/user/src/com/google/gwt/dom/builder/client/package-info.java
+++ b/user/src/com/google/gwt/dom/builder/client/package-info.java
@@ -19,5 +19,4 @@
  *
  * @since GWT 2.4
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.dom.builder.client;
diff --git a/user/src/com/google/gwt/dom/builder/shared/package-info.java b/user/src/com/google/gwt/dom/builder/shared/package-info.java
index bc7dfb9..0d5594d 100644
--- a/user/src/com/google/gwt/dom/builder/shared/package-info.java
+++ b/user/src/com/google/gwt/dom/builder/shared/package-info.java
@@ -19,5 +19,4 @@
  *
  * @since GWT 2.4
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.dom.builder.shared;
diff --git a/user/src/com/google/gwt/dom/client/package-info.java b/user/src/com/google/gwt/dom/client/package-info.java
index b5f3e33..5455df8 100644
--- a/user/src/com/google/gwt/dom/client/package-info.java
+++ b/user/src/com/google/gwt/dom/client/package-info.java
@@ -29,5 +29,4 @@
  * Consequently, these DOM classes are efficient enough to be used directly when maximum performance is required 
  * and are lightweight enough to serve as the basic building blocks upon which widget libraries may be constructed.
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.dom.client;
diff --git a/user/src/com/google/gwt/editor/client/adapters/package-info.java b/user/src/com/google/gwt/editor/client/adapters/package-info.java
index 9a14019..661024a 100644
--- a/user/src/com/google/gwt/editor/client/adapters/package-info.java
+++ b/user/src/com/google/gwt/editor/client/adapters/package-info.java
@@ -19,5 +19,4 @@
  *
  * @since GWT 2.1
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.editor.client.adapters;
diff --git a/user/src/com/google/gwt/editor/client/package-info.java b/user/src/com/google/gwt/editor/client/package-info.java
index 27e693e..6fc7a63 100644
--- a/user/src/com/google/gwt/editor/client/package-info.java
+++ b/user/src/com/google/gwt/editor/client/package-info.java
@@ -19,5 +19,4 @@
  *
  * @since GWT 2.1
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.editor.client;
diff --git a/user/src/com/google/gwt/editor/client/testing/package-info.java b/user/src/com/google/gwt/editor/client/testing/package-info.java
index 360f2cc..b93cdf1 100644
--- a/user/src/com/google/gwt/editor/client/testing/package-info.java
+++ b/user/src/com/google/gwt/editor/client/testing/package-info.java
@@ -17,5 +17,4 @@
 /**
  * Classes used for testing the bean editor support.
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.editor.client.testing;
diff --git a/user/src/com/google/gwt/editor/ui/client/adapters/package-info.java b/user/src/com/google/gwt/editor/ui/client/adapters/package-info.java
index 3feab75..200ace2 100644
--- a/user/src/com/google/gwt/editor/ui/client/adapters/package-info.java
+++ b/user/src/com/google/gwt/editor/ui/client/adapters/package-info.java
@@ -19,5 +19,4 @@
  *
  * @since GWT 2.1
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.editor.ui.client.adapters;
diff --git a/user/src/com/google/gwt/editor/ui/client/package-info.java b/user/src/com/google/gwt/editor/ui/client/package-info.java
index 4db9f8e..1b27b80 100644
--- a/user/src/com/google/gwt/editor/ui/client/package-info.java
+++ b/user/src/com/google/gwt/editor/ui/client/package-info.java
@@ -19,5 +19,4 @@
  *
  * @since GWT 2.1
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.editor.ui.client;
diff --git a/user/src/com/google/gwt/event/dom/client/package-info.java b/user/src/com/google/gwt/event/dom/client/package-info.java
index b6b0843..e571c34 100644
--- a/user/src/com/google/gwt/event/dom/client/package-info.java
+++ b/user/src/com/google/gwt/event/dom/client/package-info.java
@@ -17,5 +17,4 @@
 /**
  * Types related to DOM events.
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.event.dom.client;
diff --git a/user/src/com/google/gwt/event/logical/shared/package-info.java b/user/src/com/google/gwt/event/logical/shared/package-info.java
index 6840892..0e84b71 100644
--- a/user/src/com/google/gwt/event/logical/shared/package-info.java
+++ b/user/src/com/google/gwt/event/logical/shared/package-info.java
@@ -20,5 +20,4 @@
  * within this package do not use JSNI and do not have static (even
  * indirect) dependencies upon types which use JSNI.
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.event.logical.shared;
diff --git a/user/src/com/google/gwt/event/shared/package-info.java b/user/src/com/google/gwt/event/shared/package-info.java
index 74bcfc3..fa1d036 100644
--- a/user/src/com/google/gwt/event/shared/package-info.java
+++ b/user/src/com/google/gwt/event/shared/package-info.java
@@ -19,5 +19,4 @@
  * within this package do not use JSNI and do not have static (even indirect)
  * dependencies upon types which use JSNI.
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.event.shared;
diff --git a/user/src/com/google/gwt/event/shared/testing/package-info.java b/user/src/com/google/gwt/event/shared/testing/package-info.java
index 3343050..3136c05 100644
--- a/user/src/com/google/gwt/event/shared/testing/package-info.java
+++ b/user/src/com/google/gwt/event/shared/testing/package-info.java
@@ -17,5 +17,4 @@
 /**
  * Classes used for testing the GWT event bus.
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.event.shared.testing;
diff --git a/user/src/com/google/gwt/geolocation/client/package-info.java b/user/src/com/google/gwt/geolocation/client/package-info.java
index ad4b8c1..c0376f7 100644
--- a/user/src/com/google/gwt/geolocation/client/package-info.java
+++ b/user/src/com/google/gwt/geolocation/client/package-info.java
@@ -19,5 +19,4 @@
  * Support for the HTML5 Geolocation API.
  * </p>
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.geolocation.client;
diff --git a/user/src/com/google/gwt/http/client/package-info.java b/user/src/com/google/gwt/http/client/package-info.java
index a7b4d67..11e05f2 100644
--- a/user/src/com/google/gwt/http/client/package-info.java
+++ b/user/src/com/google/gwt/http/client/package-info.java
@@ -68,5 +68,4 @@
  * The following example demonstrates how to allow an HTTP request other than a GET or a POST to be made.  <em>Beware: if you plan on supporting Safari, you cannot use this scheme.</em>
  * {@example com.google.gwt.examples.http.client.RequestBuilderForAnyHTTPMethodTypeExample}
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.http.client;
diff --git a/user/src/com/google/gwt/i18n/client/constants/package-info.java b/user/src/com/google/gwt/i18n/client/constants/package-info.java
index 3105109..cb2877a 100644
--- a/user/src/com/google/gwt/i18n/client/constants/package-info.java
+++ b/user/src/com/google/gwt/i18n/client/constants/package-info.java
@@ -21,5 +21,4 @@
  * by the class in {@link com.google.gwt.i18n.client} to format currency, date,
  * time, and numeric strings. 
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.i18n.client.constants;
diff --git a/user/src/com/google/gwt/i18n/client/impl/cldr/package-info.java b/user/src/com/google/gwt/i18n/client/impl/cldr/package-info.java
index ea77769..0361bcd 100644
--- a/user/src/com/google/gwt/i18n/client/impl/cldr/package-info.java
+++ b/user/src/com/google/gwt/i18n/client/impl/cldr/package-info.java
@@ -20,5 +20,4 @@
  * 
  * The classes currently here were hand-written based on the CLDR data.
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.i18n.client.impl.cldr;
diff --git a/user/src/com/google/gwt/i18n/client/package-info.java b/user/src/com/google/gwt/i18n/client/package-info.java
index 7b1218f..f22692f 100644
--- a/user/src/com/google/gwt/i18n/client/package-info.java
+++ b/user/src/com/google/gwt/i18n/client/package-info.java
@@ -21,5 +21,4 @@
  * applications and libraries. GWT internationalization support provides a
  * variety of techniques to internationalize strings, typed values, and classes.
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.i18n.client;
diff --git a/user/src/com/google/gwt/i18n/rebind/format/package-info.java b/user/src/com/google/gwt/i18n/rebind/format/package-info.java
index c0ec5bf..35321d1 100644
--- a/user/src/com/google/gwt/i18n/rebind/format/package-info.java
+++ b/user/src/com/google/gwt/i18n/rebind/format/package-info.java
@@ -18,5 +18,4 @@
  * Implementations for various MessageCatalogFormat implementations, which are used
  * to generate files for translation or to read translated messages.
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.i18n.rebind.format;
diff --git a/user/src/com/google/gwt/i18n/rebind/keygen/package-info.java b/user/src/com/google/gwt/i18n/rebind/keygen/package-info.java
index 1b4ddc4..63a88ac 100644
--- a/user/src/com/google/gwt/i18n/rebind/keygen/package-info.java
+++ b/user/src/com/google/gwt/i18n/rebind/keygen/package-info.java
@@ -20,5 +20,4 @@
  * message catalog systems which use different algorithms to compute keys for
  * message aggregation. 
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.i18n.rebind.keygen;
diff --git a/user/src/com/google/gwt/i18n/rebind/package-info.java b/user/src/com/google/gwt/i18n/rebind/package-info.java
index 0148a76..40e703c 100644
--- a/user/src/com/google/gwt/i18n/rebind/package-info.java
+++ b/user/src/com/google/gwt/i18n/rebind/package-info.java
@@ -17,5 +17,4 @@
 /**
  * This package contains i18n generators.  The class in this package are not meant to be used directly.
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.i18n.rebind;
diff --git a/user/src/com/google/gwt/i18n/server/keygen/package-info.java b/user/src/com/google/gwt/i18n/server/keygen/package-info.java
index 2b362a4..304b8bd 100644
--- a/user/src/com/google/gwt/i18n/server/keygen/package-info.java
+++ b/user/src/com/google/gwt/i18n/server/keygen/package-info.java
@@ -20,5 +20,4 @@
  * message catalog systems which use different algorithms to compute keys for
  * message aggregation. 
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.i18n.server.keygen;
diff --git a/user/src/com/google/gwt/i18n/server/package-info.java b/user/src/com/google/gwt/i18n/server/package-info.java
index 553af96..29a3cf4 100644
--- a/user/src/com/google/gwt/i18n/server/package-info.java
+++ b/user/src/com/google/gwt/i18n/server/package-info.java
@@ -17,5 +17,4 @@
 /**
  * This package contains server-side i18n classes and interfaces.  
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.i18n.server;
diff --git a/user/src/com/google/gwt/i18n/shared/package-info.java b/user/src/com/google/gwt/i18n/shared/package-info.java
index e154df9..5b97177 100644
--- a/user/src/com/google/gwt/i18n/shared/package-info.java
+++ b/user/src/com/google/gwt/i18n/shared/package-info.java
@@ -18,5 +18,4 @@
  * This package contains i18n classes and interfaces shared between client and
  * server.  
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.i18n.shared;
diff --git a/user/src/com/google/gwt/json/client/package-info.java b/user/src/com/google/gwt/json/client/package-info.java
index 01aee5b..5f1ff9d 100644
--- a/user/src/com/google/gwt/json/client/package-info.java
+++ b/user/src/com/google/gwt/json/client/package-info.java
@@ -20,5 +20,4 @@
  * These classes parse strings of JSON encoded values into Java accessible
  * objects.  They also support programmatically building JSON strings.
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.json.client;
diff --git a/user/src/com/google/gwt/jsonp/client/package-info.java b/user/src/com/google/gwt/jsonp/client/package-info.java
index 55ae226..2b05235 100644
--- a/user/src/com/google/gwt/jsonp/client/package-info.java
+++ b/user/src/com/google/gwt/jsonp/client/package-info.java
@@ -22,5 +22,4 @@
  * servers on different domains than the host page.
  * server.  
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.jsonp.client;
diff --git a/user/src/com/google/gwt/junit/client/package-info.java b/user/src/com/google/gwt/junit/client/package-info.java
index 48536f5..ec1641c 100644
--- a/user/src/com/google/gwt/junit/client/package-info.java
+++ b/user/src/com/google/gwt/junit/client/package-info.java
@@ -17,5 +17,4 @@
 /**
  * Classes and modules used in building JUnit tests.
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.junit.client;
diff --git a/user/src/com/google/gwt/junit/tools/package-info.java b/user/src/com/google/gwt/junit/tools/package-info.java
index 44aded3..1f4bda7 100644
--- a/user/src/com/google/gwt/junit/tools/package-info.java
+++ b/user/src/com/google/gwt/junit/tools/package-info.java
@@ -20,5 +20,4 @@
  * This package contains classes that interact with the popular JUnit testing
  * framework.
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.junit.tools;
diff --git a/user/src/com/google/gwt/layout/client/package-info.java b/user/src/com/google/gwt/layout/client/package-info.java
index 922c372..392bfc2 100644
--- a/user/src/com/google/gwt/layout/client/package-info.java
+++ b/user/src/com/google/gwt/layout/client/package-info.java
@@ -17,5 +17,4 @@
 /**
  * Classes for laying out container elements.
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.layout.client;
diff --git a/user/src/com/google/gwt/logging/client/package-info.java b/user/src/com/google/gwt/logging/client/package-info.java
index e9fef44..21ac3d6 100644
--- a/user/src/com/google/gwt/logging/client/package-info.java
+++ b/user/src/com/google/gwt/logging/client/package-info.java
@@ -17,5 +17,4 @@
 /**
  * Log handlers and related classes for java.util.logging support in GWT.
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.logging.client;
diff --git a/user/src/com/google/gwt/logging/server/package-info.java b/user/src/com/google/gwt/logging/server/package-info.java
index 2ca6f32..d52ad3c 100644
--- a/user/src/com/google/gwt/logging/server/package-info.java
+++ b/user/src/com/google/gwt/logging/server/package-info.java
@@ -17,5 +17,4 @@
 /**
  * Server classes for java.util.logging support in GWT.
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.logging.server;
diff --git a/user/src/com/google/gwt/logging/shared/package-info.java b/user/src/com/google/gwt/logging/shared/package-info.java
index bd51e41..277c835 100644
--- a/user/src/com/google/gwt/logging/shared/package-info.java
+++ b/user/src/com/google/gwt/logging/shared/package-info.java
@@ -17,5 +17,4 @@
 /**
  * Shared classes for java.util.logging support in GWT.
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.logging.shared;
diff --git a/user/src/com/google/gwt/media/client/package-info.java b/user/src/com/google/gwt/media/client/package-info.java
index ae09cd7..95376a9 100644
--- a/user/src/com/google/gwt/media/client/package-info.java
+++ b/user/src/com/google/gwt/media/client/package-info.java
@@ -18,5 +18,4 @@
  * <p>
  * Widgets for HTML Audio and Video support.
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.media.client;
diff --git a/user/src/com/google/gwt/media/dom/client/package-info.java b/user/src/com/google/gwt/media/dom/client/package-info.java
index 3d4652e..58a8087 100644
--- a/user/src/com/google/gwt/media/dom/client/package-info.java
+++ b/user/src/com/google/gwt/media/dom/client/package-info.java
@@ -17,5 +17,4 @@
 /**
  * DOM classes for HTML Audio and Video support.
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.media.dom.client;
diff --git a/user/src/com/google/gwt/place/shared/package-info.java b/user/src/com/google/gwt/place/shared/package-info.java
index 8a30ca0..e5bef36 100644
--- a/user/src/com/google/gwt/place/shared/package-info.java
+++ b/user/src/com/google/gwt/place/shared/package-info.java
@@ -19,5 +19,4 @@
  *
  * @since GWT 2.1
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.place.shared;
diff --git a/user/src/com/google/gwt/precompress/linker/package-info.java b/user/src/com/google/gwt/precompress/linker/package-info.java
index aae71f4..28e233a 100644
--- a/user/src/com/google/gwt/precompress/linker/package-info.java
+++ b/user/src/com/google/gwt/precompress/linker/package-info.java
@@ -17,5 +17,4 @@
 /**
  * A linker that precompresses the public artifacts that it sees.
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.precompress.linker;
diff --git a/user/src/com/google/gwt/regexp/shared/package-info.java b/user/src/com/google/gwt/regexp/shared/package-info.java
index 69db3b3..058e188 100644
--- a/user/src/com/google/gwt/regexp/shared/package-info.java
+++ b/user/src/com/google/gwt/regexp/shared/package-info.java
@@ -17,5 +17,4 @@
 /**
  * A regular expression package based on the capabilities of Javascript's RegExp.
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.regexp.shared;
diff --git a/user/src/com/google/gwt/resources/client/package-info.java b/user/src/com/google/gwt/resources/client/package-info.java
index 72bad63..cc7b1c9 100644
--- a/user/src/com/google/gwt/resources/client/package-info.java
+++ b/user/src/com/google/gwt/resources/client/package-info.java
@@ -22,5 +22,4 @@
  * decreases the number of requests sent to the server, improving application
  * performance and load time.    
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.resources.client;
diff --git a/user/src/com/google/gwt/resources/css/package-info.java b/user/src/com/google/gwt/resources/css/package-info.java
index a930495..22eacec 100644
--- a/user/src/com/google/gwt/resources/css/package-info.java
+++ b/user/src/com/google/gwt/resources/css/package-info.java
@@ -17,5 +17,4 @@
 /**
  * Support package for manipulating CSS resources.
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.resources.css;
\ No newline at end of file
diff --git a/user/src/com/google/gwt/resources/ext/package-info.java b/user/src/com/google/gwt/resources/ext/package-info.java
index eb5569e..103e479 100644
--- a/user/src/com/google/gwt/resources/ext/package-info.java
+++ b/user/src/com/google/gwt/resources/ext/package-info.java
@@ -18,5 +18,4 @@
  * This package contains extension hooks for adding new resource types to
  * ClientBundle. 
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.resources.ext;
diff --git a/user/src/com/google/gwt/safecss/shared/package-info.java b/user/src/com/google/gwt/safecss/shared/package-info.java
index 7f085eb..ab0a19f 100644
--- a/user/src/com/google/gwt/safecss/shared/package-info.java
+++ b/user/src/com/google/gwt/safecss/shared/package-info.java
@@ -17,5 +17,4 @@
 /**
  * Shared classes for creating safe CSS style content.
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.safecss.shared;
diff --git a/user/src/com/google/gwt/safehtml/client/package-info.java b/user/src/com/google/gwt/safehtml/client/package-info.java
index d0542de..1ff50e8 100644
--- a/user/src/com/google/gwt/safehtml/client/package-info.java
+++ b/user/src/com/google/gwt/safehtml/client/package-info.java
@@ -19,5 +19,4 @@
  *
  * @since GWT 2.1
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.safehtml.client;
diff --git a/user/src/com/google/gwt/safehtml/shared/package-info.java b/user/src/com/google/gwt/safehtml/shared/package-info.java
index f8bc044..7953e18 100644
--- a/user/src/com/google/gwt/safehtml/shared/package-info.java
+++ b/user/src/com/google/gwt/safehtml/shared/package-info.java
@@ -17,5 +17,4 @@
 /**
  * Shared classes for creating safe HTML content.
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.safehtml.shared;
diff --git a/user/src/com/google/gwt/text/client/package-info.java b/user/src/com/google/gwt/text/client/package-info.java
index 1e193af..4ea5547 100644
--- a/user/src/com/google/gwt/text/client/package-info.java
+++ b/user/src/com/google/gwt/text/client/package-info.java
@@ -17,5 +17,4 @@
 /**
  * Classes for parsing and rendering numbers, dates, and times.
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.text.client;
diff --git a/user/src/com/google/gwt/text/shared/package-info.java b/user/src/com/google/gwt/text/shared/package-info.java
index d34bec1..3796d3d 100644
--- a/user/src/com/google/gwt/text/shared/package-info.java
+++ b/user/src/com/google/gwt/text/shared/package-info.java
@@ -17,5 +17,4 @@
 /**
  * Classes for parsing and rendering text and safe HTML.
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.text.shared;
diff --git a/user/src/com/google/gwt/text/shared/testing/package-info.java b/user/src/com/google/gwt/text/shared/testing/package-info.java
index 97dd453..cd04c2c 100644
--- a/user/src/com/google/gwt/text/shared/testing/package-info.java
+++ b/user/src/com/google/gwt/text/shared/testing/package-info.java
@@ -17,5 +17,4 @@
 /**
  * Classes used for testing text parsing and rendering.
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.text.shared.testing;
diff --git a/user/src/com/google/gwt/uibinder/attributeparsers/package-info.java b/user/src/com/google/gwt/uibinder/attributeparsers/package-info.java
index 8c9915c..bf39787 100644
--- a/user/src/com/google/gwt/uibinder/attributeparsers/package-info.java
+++ b/user/src/com/google/gwt/uibinder/attributeparsers/package-info.java
@@ -17,5 +17,4 @@
 /**
  * Classes that parse XML attribute values, turning them into valid Java expressions.
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.uibinder.attributeparsers;
diff --git a/user/src/com/google/gwt/uibinder/client/package-info.java b/user/src/com/google/gwt/uibinder/client/package-info.java
index be144a8..f783840 100644
--- a/user/src/com/google/gwt/uibinder/client/package-info.java
+++ b/user/src/com/google/gwt/uibinder/client/package-info.java
@@ -38,5 +38,4 @@
  * @see <a href="http://code.google.com/webtoolkit/doc/latest/DevGuideUiBinder.html">Declarative Layout with UiBinder</a>
  * @see <a href="http://code.google.com/webtoolkit/doc/latest/DevGuideUiBinderI18n.html">Internationalization - UiBinder</A>
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.uibinder.client;
diff --git a/user/src/com/google/gwt/uibinder/elementparsers/package-info.java b/user/src/com/google/gwt/uibinder/elementparsers/package-info.java
index e266934..3f7e5ae 100644
--- a/user/src/com/google/gwt/uibinder/elementparsers/package-info.java
+++ b/user/src/com/google/gwt/uibinder/elementparsers/package-info.java
@@ -17,5 +17,4 @@
 /**
  * Classes that parse XML elements, using the context to generate widget initialization code.
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.uibinder.elementparsers;
diff --git a/user/src/com/google/gwt/user/cellview/client/package-info.java b/user/src/com/google/gwt/user/cellview/client/package-info.java
index 726cd6d..87f1cee 100644
--- a/user/src/com/google/gwt/user/cellview/client/package-info.java
+++ b/user/src/com/google/gwt/user/cellview/client/package-info.java
@@ -40,5 +40,4 @@
   * 
   * @since GWT 2.1
   */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.user.cellview.client;
diff --git a/user/src/com/google/gwt/user/client/package-info.java b/user/src/com/google/gwt/user/client/package-info.java
index b198c1c..a278297 100644
--- a/user/src/com/google/gwt/user/client/package-info.java
+++ b/user/src/com/google/gwt/user/client/package-info.java
@@ -21,5 +21,4 @@
  * history, the browser window, DOM manipulation, and event handling.  It also
  * contains convenience classes such as Timer and Random.
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.user.client;
diff --git a/user/src/com/google/gwt/user/client/rpc/package-info.java b/user/src/com/google/gwt/user/client/rpc/package-info.java
index 03f7db5..131acf2 100644
--- a/user/src/com/google/gwt/user/client/rpc/package-info.java
+++ b/user/src/com/google/gwt/user/client/rpc/package-info.java
@@ -21,5 +21,4 @@
  * RemoteService, and ServiceDefTarget. The other classes in this package are used
  * primarily in implementing RPC proxies.
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.user.client.rpc;
diff --git a/user/src/com/google/gwt/user/client/ui/package-info.java b/user/src/com/google/gwt/user/client/ui/package-info.java
index 13d6fb9..793ebe4 100644
--- a/user/src/com/google/gwt/user/client/ui/package-info.java
+++ b/user/src/com/google/gwt/user/client/ui/package-info.java
@@ -21,5 +21,4 @@
  * panels and event interfaces. These classes form the bulk of the client-side
  * libraries used by GWT applications.
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.user.client.ui;
diff --git a/user/src/com/google/gwt/user/datepicker/client/package-info.java b/user/src/com/google/gwt/user/datepicker/client/package-info.java
index c6f60c9..1107217 100644
--- a/user/src/com/google/gwt/user/datepicker/client/package-info.java
+++ b/user/src/com/google/gwt/user/datepicker/client/package-info.java
@@ -17,5 +17,4 @@
 /**
  * The date picker widget and associated types.
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.user.datepicker.client;
diff --git a/user/src/com/google/gwt/user/linker/rpc/package-info.java b/user/src/com/google/gwt/user/linker/rpc/package-info.java
index 4fd979d..adcb0b2 100644
--- a/user/src/com/google/gwt/user/linker/rpc/package-info.java
+++ b/user/src/com/google/gwt/user/linker/rpc/package-info.java
@@ -17,5 +17,4 @@
 /**
  * Classes used to provide information about RPC for a GWT application.
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.user.linker.rpc;
diff --git a/user/src/com/google/gwt/user/server/package-info.java b/user/src/com/google/gwt/user/server/package-info.java
index 75d485c..6878324 100644
--- a/user/src/com/google/gwt/user/server/package-info.java
+++ b/user/src/com/google/gwt/user/server/package-info.java
@@ -17,5 +17,4 @@
 /**
  * Utility classes for server-side code.
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.user.server;
\ No newline at end of file
diff --git a/user/src/com/google/gwt/user/server/rpc/package-info.java b/user/src/com/google/gwt/user/server/rpc/package-info.java
index a23d09e..f9cc21f 100644
--- a/user/src/com/google/gwt/user/server/rpc/package-info.java
+++ b/user/src/com/google/gwt/user/server/rpc/package-info.java
@@ -44,5 +44,4 @@
  * {@link com.google.gwt.user.server.rpc.RemoteServiceServlet#doUnexpectedFailure(java.lang.Throwable) RemoteServiceServlet.doUnexpectedFailure(java.lang.Throwable)}.
  * </p>
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.user.server.rpc;
diff --git a/user/src/com/google/gwt/user/tools/package-info.java b/user/src/com/google/gwt/user/tools/package-info.java
index af4147d..bb91aec 100644
--- a/user/src/com/google/gwt/user/tools/package-info.java
+++ b/user/src/com/google/gwt/user/tools/package-info.java
@@ -17,5 +17,4 @@
 /**
  * Classes used to create a GWT application skeleton.
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.user.tools;
\ No newline at end of file
diff --git a/user/src/com/google/gwt/user/tools/util/package-info.java b/user/src/com/google/gwt/user/tools/util/package-info.java
index 5f259fd..075aa8b 100644
--- a/user/src/com/google/gwt/user/tools/util/package-info.java
+++ b/user/src/com/google/gwt/user/tools/util/package-info.java
@@ -17,5 +17,4 @@
 /**
  * Classes to process command-line arguments for GWT command-line tools.
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.user.tools.util;
diff --git a/user/src/com/google/gwt/util/regexfilter/package-info.java b/user/src/com/google/gwt/util/regexfilter/package-info.java
index 080a33a..f855559 100644
--- a/user/src/com/google/gwt/util/regexfilter/package-info.java
+++ b/user/src/com/google/gwt/util/regexfilter/package-info.java
@@ -17,5 +17,4 @@
 /**
  * Classes used to implement filtering by a sequence of regular expressions preceded by + or - signs.
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.util.regexfilter;
diff --git a/user/src/com/google/gwt/view/client/package-info.java b/user/src/com/google/gwt/view/client/package-info.java
index 8eb2867..1a2155e 100644
--- a/user/src/com/google/gwt/view/client/package-info.java
+++ b/user/src/com/google/gwt/view/client/package-info.java
@@ -20,5 +20,4 @@
  *
  * @since GWT 2.1
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.view.client;
diff --git a/user/src/com/google/gwt/xhr/client/package-info.java b/user/src/com/google/gwt/xhr/client/package-info.java
index ffbefc6..5a619d1 100644
--- a/user/src/com/google/gwt/xhr/client/package-info.java
+++ b/user/src/com/google/gwt/xhr/client/package-info.java
@@ -17,5 +17,4 @@
 /**
  * Classes to support Javascript's XMLHttpRequest.
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.xhr.client;
diff --git a/user/src/com/google/gwt/xml/client/package-info.java b/user/src/com/google/gwt/xml/client/package-info.java
index 37ca8d7..2b4011c 100644
--- a/user/src/com/google/gwt/xml/client/package-info.java
+++ b/user/src/com/google/gwt/xml/client/package-info.java
@@ -20,5 +20,4 @@
  * The classes in this package support parsing XML documents and creating
  * new XML documents.  The implementation uses the underlying browser.
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.xml.client;
\ No newline at end of file
diff --git a/user/src/com/google/web/bindery/autobean/shared/package-info.java b/user/src/com/google/web/bindery/autobean/shared/package-info.java
index 4dec6fa..f81eb60 100644
--- a/user/src/com/google/web/bindery/autobean/shared/package-info.java
+++ b/user/src/com/google/web/bindery/autobean/shared/package-info.java
@@ -26,6 +26,5 @@
  * @see com.google.web.bindery.autobean.shared.AutoBeanFactory
  * @see com.google.web.bindery.autobean.vm.AutoBeanFactorySource
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.web.bindery.autobean.shared;
 
diff --git a/user/src/com/google/web/bindery/autobean/vm/package-info.java b/user/src/com/google/web/bindery/autobean/vm/package-info.java
index ef1a6ee..afbd737 100644
--- a/user/src/com/google/web/bindery/autobean/vm/package-info.java
+++ b/user/src/com/google/web/bindery/autobean/vm/package-info.java
@@ -23,6 +23,5 @@
  *      href="http://code.google.com/p/google-web-toolkit/wiki/AutoBean">AutoBean
  *      wiki page</a>
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.web.bindery.autobean.vm;
 
diff --git a/user/src/com/google/web/bindery/requestfactory/gwt/client/package-info.java b/user/src/com/google/web/bindery/requestfactory/gwt/client/package-info.java
index 6695653..6c79e29 100644
--- a/user/src/com/google/web/bindery/requestfactory/gwt/client/package-info.java
+++ b/user/src/com/google/web/bindery/requestfactory/gwt/client/package-info.java
@@ -19,6 +19,5 @@
  * 
  * @since GWT 2.1
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.web.bindery.requestfactory.gwt.client;
 
diff --git a/user/src/com/google/web/bindery/requestfactory/gwt/client/testing/package-info.java b/user/src/com/google/web/bindery/requestfactory/gwt/client/testing/package-info.java
index 75070ee..5863570 100644
--- a/user/src/com/google/web/bindery/requestfactory/gwt/client/testing/package-info.java
+++ b/user/src/com/google/web/bindery/requestfactory/gwt/client/testing/package-info.java
@@ -19,5 +19,4 @@
  *
  * @since GWT 2.1
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.web.bindery.requestfactory.gwt.client.testing;
diff --git a/user/src/com/google/web/bindery/requestfactory/gwt/ui/client/package-info.java b/user/src/com/google/web/bindery/requestfactory/gwt/ui/client/package-info.java
index 6ad3dcf..1027417 100644
--- a/user/src/com/google/web/bindery/requestfactory/gwt/ui/client/package-info.java
+++ b/user/src/com/google/web/bindery/requestfactory/gwt/ui/client/package-info.java
@@ -18,6 +18,5 @@
  * Classes used by the request factory to manage proxies, user logins, and
  * authentication.
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.web.bindery.requestfactory.gwt.ui.client;
 
diff --git a/user/src/com/google/web/bindery/requestfactory/server/package-info.java b/user/src/com/google/web/bindery/requestfactory/server/package-info.java
index 4e4d690..9fb928b 100644
--- a/user/src/com/google/web/bindery/requestfactory/server/package-info.java
+++ b/user/src/com/google/web/bindery/requestfactory/server/package-info.java
@@ -24,6 +24,5 @@
  * 
  * @since GWT 2.1
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.web.bindery.requestfactory.server;
 
diff --git a/user/src/com/google/web/bindery/requestfactory/shared/messages/package-info.java b/user/src/com/google/web/bindery/requestfactory/shared/messages/package-info.java
index 80b060d..da5c0f3 100644
--- a/user/src/com/google/web/bindery/requestfactory/shared/messages/package-info.java
+++ b/user/src/com/google/web/bindery/requestfactory/shared/messages/package-info.java
@@ -19,6 +19,5 @@
  * 
  * @since GWT 2.1.1
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.web.bindery.requestfactory.shared.messages;
 
diff --git a/user/src/com/google/web/bindery/requestfactory/shared/package-info.java b/user/src/com/google/web/bindery/requestfactory/shared/package-info.java
index 15e0978..d67d72a 100644
--- a/user/src/com/google/web/bindery/requestfactory/shared/package-info.java
+++ b/user/src/com/google/web/bindery/requestfactory/shared/package-info.java
@@ -20,6 +20,5 @@
  * 
  * @since GWT 2.1
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.web.bindery.requestfactory.shared;
 
diff --git a/user/src/com/google/web/bindery/requestfactory/vm/package-info.java b/user/src/com/google/web/bindery/requestfactory/vm/package-info.java
index 95e93f2..7bfbcc8 100644
--- a/user/src/com/google/web/bindery/requestfactory/vm/package-info.java
+++ b/user/src/com/google/web/bindery/requestfactory/vm/package-info.java
@@ -20,6 +20,5 @@
  * 
  * @since GWT 2.3
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.web.bindery.requestfactory.vm;
 
diff --git a/user/test/com/google/gwt/core/interop/package-info.java b/user/test/com/google/gwt/core/interop/package-info.java
index db7ac0a..c609fcf 100644
--- a/user/test/com/google/gwt/core/interop/package-info.java
+++ b/user/test/com/google/gwt/core/interop/package-info.java
@@ -14,5 +14,4 @@
  * the License.
  */
 @jsinterop.annotations.JsPackage(namespace = "woo")
-@com.google.gwt.util.PreventSpuriousRebuilds
 package com.google.gwt.core.interop;
diff --git a/user/test/org/apache/commons/collections/package-info.java b/user/test/org/apache/commons/collections/package-info.java
index 9024ba5..a1615b4 100644
--- a/user/test/org/apache/commons/collections/package-info.java
+++ b/user/test/org/apache/commons/collections/package-info.java
@@ -20,5 +20,4 @@
  * this package has been <b>heavily</b> modified, so replace it with a
  * new version only if you wish to do all the modifications again.
  */
-@com.google.gwt.util.PreventSpuriousRebuilds
 package org.apache.commons.collections;