cc: don't add low-res tiling to GPU rasterized layers.

R=enne@chromium.org,vmpstr@chromium.org
BUG=332593

Review URL: https://codereview.chromium.org/132083007

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@244227 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 244227
[rAC] Do not re-create bubble window unnecessarily

Prevent error bubbles from being recreated every single time a
validation operation on the current field succeeds. Only destroy
bubble if the anchor field changes.

BUG=331147
R=isherman@chromium.org

Review URL: https://codereview.chromium.org/123703002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@244228 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 244228