Makes an acception in plugin blocking for enabled plugins listed under group policy "EnabledPlugins"

BUG=281651

Review URL: https://codereview.chromium.org/25628003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@226654 0039d316-1c4b-4281-b951-d872f2087c98
Forces keyboard to change layout when gaining focus.


BUG=253474

Review URL: https://codereview.chromium.org/25634006

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@226655 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 226655
Removes VideoCaptureDevice1 from all platforms.
BUG=297857, 297849, 297850

Review URL: https://codereview.chromium.org/25637002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@226656 0039d316-1c4b-4281-b951-d872f2087c98
Properly map server prioritites to chrome priorities.

The notification server priorities are different than the chrome priorities.
We should map them so that a server side medium priority is a chrome low
priority, and a server side low priority is a chrome min priority.

The unit tests are also updated for the new priority mappings.

BUG=297255

Review URL: https://codereview.chromium.org/25727004

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@226657 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 226656
SVN changes up to revision 226657