Revert "cc: Remove layers that are not drawn from tile manager."

Revert "cc: Remove layers that are not drawn from tile manager."

This reverts commit f0d165f73d7d8be6d58ee3478ae759f1ac7126d1.

"cc: Remove layers that are not drawn from tile manager.

    This patch removes layers that are no longer have their tile priorities
    updated from tile manager, in order to ensure that we don't process
    tile or use any other information from these layers.

    BUG=176557
    R=enne

    Review URL: https://codereview.chromium.org/279543003

    git-svn-id: svn://svn.chromium.org/chrome/trunk/src@270247 0039d316-1c4b-4281-b951-d872f2087c98
"

BUG=358350
NOTRY=True

Review URL: https://codereview.chromium.org/286873002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@270452 0039d316-1c4b-4281-b951-d872f2087c98