GetDisplayNearestPoint returns the nearest display when point is outside of any display.

BUG=146893
TEST=ash_unittests --gtest_filter=DisplayControllerTest.FindNearestDisplay

Review URL: https://codereview.chromium.org/99163006

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@243273 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 243273
Remove unused WebSharedWorkerClientProxy methods

They are no longer used.

BUG=none
TEST=compile

Review URL: https://codereview.chromium.org/107093011

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@243274 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 243274