Views menu gradient change for ChromeOS to sync with gtk theme change.
Views menu gradient change for ChromeOS to sync with gtk theme change.

BUG=chromium-os:2691
TEST=Verify views menu on bookmark bar etc also use the subtle gradient.

Review URL: http://codereview.chromium.org/2117017

git-svn-id: dd90618784b6a4b323ea0c23a071cb1c9e6f2ac7@47803 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