Stop uninstalling if user cancels Chrome uninstall.
Stop uninstalling if user cancels Chrome uninstall.

BUG=69484
TEST=Follow steps in bug.  Upon cancel, Chrome and Chrome Frame ready-mode should both still be installed.

Review URL: http://codereview.chromium.org/6679009

git-svn-id: dd90618784b6a4b323ea0c23a071cb1c9e6f2ac7@77857 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