Add Impl.getNameOf() to expose JNameOf nodes to Java code.

http://gwt-code-reviews.appspot.com/46802/show

Patch by: bobv
Review by: scottb

git-svn-id: https://google-web-toolkit.googlecode.com/svn/trunk@5640 8db76d5a-ed1c-0410-87a9-c151d255dfc7
3 files changed