Revert 49814 - Incremented ANGLE revision.

Review URL: http://codereview.chromium.org/2815005

TBR=alokp@chromium.org
Review URL: http://codereview.chromium.org/2840002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@49815 0039d316-1c4b-4281-b951-d872f2087c98