Remove Citrix app related constants which are no longer used

BUG=none

Review URL: https://codereview.chromium.org/68103023

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@235695 0039d316-1c4b-4281-b951-d872f2087c98
Remove SyncSchedulerImpl::OnShouldStopSyncingPermanently

Nobody calls it anyway.

Review URL: https://codereview.chromium.org/73623003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@235696 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 235696
Android perf tests: print output more often.

Tests are timing out without output.

BUG=320445
TBR=tonyg@chromium.org
NOTRY=True

Review URL: https://codereview.chromium.org/68173028

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@235697 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 235697
Add simple test for VideoTrack.stop().

BUG= 293304

Review URL: https://codereview.chromium.org/68263016

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@235698 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 235698