Take 3 at turning on -Werror.  This passed the last run on the buildbots, except for the valgrind bots which use -O1.  For now, just disable -Werror on the bots with an override.
Take 3 at turning on -Werror.  This passed the last run on the
buildbots, except for the valgrind bots which use -O1.  For now,
just disable -Werror on the bots with an override.

Review URL: http://codereview.chromium.org/100087


git-svn-id: dd90618784b6a4b323ea0c23a071cb1c9e6f2ac7@14695 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser