Revert 224810 "Enable GPU control lists in tests."

AcceleratedCompositingBlockedTest.AcceleratedCompositingBlocked fails repeatedly
on Mac ASAN: http://build.chromium.org/p/chromium.memory/builders/Mac%20ASAN%20Tests%20%281%29/builds/14941/steps/browser_tests/logs/stdio
Also, it may be related to the OutOfProcessPPAPITest.Graphics3D failure: http://build.chromium.org/p/chromium.win/builders/Vista%20Tests%20%281%29/builds/40687/steps/browser_tests/logs/stdio

> Enable GPU control lists in tests.
> 
> Reland of https://codereview.chromium.org/23534006/ (see that and the bug for more details).
> 
> Also adding INFO-level logging to spell out each control list rule being applied on the bots (makes debugging and understanding failures much easier).
> 
> R=piman@chromium.org
> TBR=jcivelli, piman, zmo
> BUG=295799
> 
> Review URL: https://codereview.chromium.org/23703017

TBR=gab@chromium.org

Review URL: https://codereview.chromium.org/24165007

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@224845 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 224845