[gwt-contrib] Teach Image about ImageResource

Reviewers: jlabanca, Message: Okay, ready for my close up Mr. Labanca Please review this at http://gwt-code-reviews.appspot.com/78804 Affected files: M user/src/com/google/gwt/user/client/ui/Image.java M user/test/com/google/gwt/user/client/ui/ImageTest.java A user/test/com/google/gw

[gwt-contrib] Teach Image about ImageResource

Reviewers: jlabanca, Message: John, can you take this? Please review this at http://gwt-code-reviews.appspot.com/78803 Affected files: M build.xml M dev/core/src/com/google/gwt/dev/javac/ArtificialRescueChecker.java M tools/api-checker/src/com/google/gwt/tools/apichecker/ApiCompati