Records names of JSNI calls and callbacks in SpeedTracer events.

Review at http://gwt-code-reviews.appspot.com/1356806


git-svn-id: https://google-web-toolkit.googlecode.com/svn/trunk@9820 8db76d5a-ed1c-0410-87a9-c151d255dfc7
diff --git a/dev/core/src/com/google/gwt/dev/shell/ModuleSpaceOOPHM.java b/dev/core/src/com/google/gwt/dev/shell/ModuleSpaceOOPHM.java
index 8ef7931..dba7631 100644
--- a/dev/core/src/com/google/gwt/dev/shell/ModuleSpaceOOPHM.java
+++ b/dev/core/src/com/google/gwt/dev/shell/ModuleSpaceOOPHM.java
@@ -110,6 +110,9 @@
         "Invoke native method " + name, null);
     Event javaToJsCallEvent =
         SpeedTracerLogger.start(DevModeEventType.JAVA_TO_JS_CALL);
+    if (SpeedTracerLogger.jsniCallLoggingEnabled()) {
+      javaToJsCallEvent.addData("name", name);
+    }
 
     CompilingClassLoader isolatedClassLoader = getIsolatedClassLoader();
     JsValueOOPHM jsthis = new JsValueOOPHM();
diff --git a/dev/core/src/com/google/gwt/dev/shell/OophmSessionHandler.java b/dev/core/src/com/google/gwt/dev/shell/OophmSessionHandler.java
index 746b902..1fc5b1a 100644
--- a/dev/core/src/com/google/gwt/dev/shell/OophmSessionHandler.java
+++ b/dev/core/src/com/google/gwt/dev/shell/OophmSessionHandler.java
@@ -115,6 +115,16 @@
     JsValueOOPHM jsThis = new JsValueOOPHM();
     channel.convertToJsValue(cl, localObjects, thisVal, jsThis);
 
+    if (SpeedTracerLogger.jsniCallLoggingEnabled()) {
+      DispatchClassInfo clsInfo = cl.getClassInfoByDispId(methodDispatchId);
+      if (clsInfo != null) {
+        Member member = clsInfo.getMember(methodDispatchId);
+        if (member != null) {
+          jsToJavaCallEvent.addData("name", member.toString());
+        }
+      }
+    }
+    
     TreeLogger branch = TreeLogger.NULL;
     if (logger.isLoggable(TreeLogger.SPAM)) {
       StringBuffer logMsg = new StringBuffer();
diff --git a/dev/core/src/com/google/gwt/dev/util/log/speedtracer/SpeedTracerLogger.java b/dev/core/src/com/google/gwt/dev/util/log/speedtracer/SpeedTracerLogger.java
index 7aadc1c..7cdb2a4 100644
--- a/dev/core/src/com/google/gwt/dev/util/log/speedtracer/SpeedTracerLogger.java
+++ b/dev/core/src/com/google/gwt/dev/util/log/speedtracer/SpeedTracerLogger.java
@@ -76,6 +76,11 @@
   private static final boolean logOverheadTime =
     getBooleanProperty("gwt.speedtracer.logOverheadTime");
 
+  // Disable logging of JSNI calls and callbacks to reduce memory usage where
+  // the heap is already tight.
+  private static final boolean jsniCallLoggingEnabled = 
+      !getBooleanProperty("gwt.speedtracer.disableJsniLogging");
+
   /**
    * Represents a node in a tree of SpeedTracer events.
    */
@@ -439,6 +444,13 @@
   }
 
   /**
+   * Returns true if JSNI calls and callbacks are being logged.
+   */
+  public static boolean jsniCallLoggingEnabled() {
+    return jsniCallLoggingEnabled;
+  }
+  
+  /**
    * Adds a LOG_MESSAGE SpeedTracer event to the log. This represents a single
    * point in time and has a special representation in the SpeedTracer UI.
    */