GitLab

Remove didActivate/didDeactivateCompositor from everywhere that calls it
as it now does nothing.

BUG=none

Review URL: https://codereview.chromium.org/288633002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@271234 0039d316-1c4b-4281-b951-d872f2087c98