GitLab

Even having it in trunk breaks gtalk.
Restored old flag for turning on browserless panels temporarily.

TBR=dcheng

BUG=143506
TEST=ensured browserless panels off by default

Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=152201

Review URL: https://chromiumcodereview.appspot.com/10831383

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@152246 0039d316-1c4b-4281-b951-d872f2087c98