Move the default return handling to please some versions of gcc.
Move the default return handling to please some versions of gcc.

TBR=ager@chromium.org
Review URL: http://codereview.chromium.org/125043

git-svn-id: b158db1e4b4ab85d4c9e510fdef4b1e8c614b15b@2150 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

UniversalFuture/moosh,UniversalFuture/moosh,UniversalFuture/moosh,UniversalFuture/moosh