Removed the no longer necessary @Override annotations. 

Patch by: amitmanjhi



git-svn-id: https://google-web-toolkit.googlecode.com/svn/trunk@5312 8db76d5a-ed1c-0410-87a9-c151d255dfc7
diff --git a/dev/core/src/com/google/gwt/dev/shell/StandardGeneratorContext.java b/dev/core/src/com/google/gwt/dev/shell/StandardGeneratorContext.java
index e992936..ec88f90 100644
--- a/dev/core/src/com/google/gwt/dev/shell/StandardGeneratorContext.java
+++ b/dev/core/src/com/google/gwt/dev/shell/StandardGeneratorContext.java
@@ -129,7 +129,6 @@
       return diskCache.readString(cacheToken);
     }
 
-    @Override
     public String getStrongHash() {
       if (strongHash == null) {
         strongHash = Util.computeStrongName(Util.getBytes(getSource()));
@@ -192,7 +191,6 @@
      * The old source is not preserved across refreshes. We use a strongHash to
      * avoid the memory overhead of storing the source.
      */
-    @Override
     public String getStrongHash() {
       if (strongHash == null) {
         strongHash = Util.computeStrongName(Util.getBytes(getSource()));