gtk: Schedule a paint operation for the previously selected tab when selecting a new tab.
gtk: Schedule a paint operation for the previously selected tab when selecting a new tab.

BUG=20583
TEST=Open a browser with two tabs.  Select the unselected tab.  The now-unselected tab should be rendered as unselected.
Review URL: http://codereview.chromium.org/182025

git-svn-id: dd90618784b6a4b323ea0c23a071cb1c9e6f2ac7@24863 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