[rAC, OSX] Fix dialog jankiness.

Ensure that subviews of the requestAutocomplete dialog are fully laid
out before anything is displayed on screen. This gets rid of visual
artifacts from partial rendering.

BUG=315982

Review URL: https://codereview.chromium.org/89023003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@237505 0039d316-1c4b-4281-b951-d872f2087c98
Added a flag to disable limiting the nuber of GPU crashes that are allowed

BUG=322815

Review URL: https://codereview.chromium.org/89243002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@237506 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 237505
SVN changes up to revision 237506
Kill whitelist entries for oauth2.auto_approve.

BUG=313404

Review URL: https://codereview.chromium.org/89533002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@237507 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 237507