Change GetContainer to take a root window
Update the use of GetContainer to use the correct root window.

BUG=123160
TEST=no functional change. all tests must pass.

Review URL: https://chromiumcodereview.appspot.com/10540076

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@141384 0039d316-1c4b-4281-b951-d872f2087c98
46 files changed