Makes new tab page update properly when its told bookmarks are changed.
Makes new tab page update properly when its told bookmarks are
changed.

BUG=1861
TEST=see bug

Review URL: http://codereview.chromium.org/1618

git-svn-id: dd90618784b6a4b323ea0c23a071cb1c9e6f2ac7@1845 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