Fix a crash in incognito mode when clicking the wrench menu.
Fix a crash in incognito mode when clicking the wrench menu.

This was a regression recent sync UI changes.  This fixes the regression to match the old incognito mode behavior.

TBR=tim@chromium.org
BUG=25014
TEST=See bug.  It doesn't crash anymore.

Review URL: http://codereview.chromium.org/283008

git-svn-id: dd90618784b6a4b323ea0c23a071cb1c9e6f2ac7@29257 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