Change AbstractHasData.getValueKey() to be visible to CellTable API users, since this is needed in creating custom CellTableBuilder.

Review at http://gwt-code-reviews.appspot.com/1509807

Review by: jlabanca@google.com

git-svn-id: https://google-web-toolkit.googlecode.com/svn/trunk@10510 8db76d5a-ed1c-0410-87a9-c151d255dfc7
1 file changed