Reviewers: scottb, tobyr, jbrosenberg, Description: Rescues cached entries from jar files that are the same, save for the timestamp. Also updates the key value used for the cache to include the prefix for RerootedResource instances.
Please review this at http://gwt-code-reviews.appspot.com/1441803/ Affected files: M dev/core/src/com/google/gwt/dev/javac/CachedCompilationUnit.java M dev/core/src/com/google/gwt/dev/javac/CompilationStateBuilder.java M dev/core/src/com/google/gwt/dev/javac/CompilationUnit.java M dev/core/src/com/google/gwt/dev/javac/CompilationUnitBuilder.java M dev/core/src/com/google/gwt/dev/javac/PersistentUnitCache.java M dev/core/src/com/google/gwt/dev/javac/SourceFileCompilationUnit.java M dev/core/src/com/google/gwt/dev/javac/UnitCache.java M dev/core/src/com/google/gwt/dev/resource/Resource.java M dev/core/src/com/google/gwt/dev/resource/impl/ResourceOracleImpl.java M dev/core/test/com/google/gwt/dev/javac/MockCompilationUnit.java -- http://groups.google.com/group/Google-Web-Toolkit-Contributors
