[MediaGalleries] Update dialog with new title, new gallery names.

BUG=281497

Review URL: https://chromiumcodereview.appspot.com/23708038

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@224872 0039d316-1c4b-4281-b951-d872f2087c98
Removed chrome.rtcPrivate API.

BUG=247263
TEST=removed related tests

Review URL: https://chromiumcodereview.appspot.com/23731011

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@224873 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 224872
Escape single-quote in query strings to avoid certain types of xss.

About 46 LayoutTests will need rebaselining after this lands.
BUG=292740
R=abarth@chromium.org

Review URL: https://chromiumcodereview.appspot.com/23754022

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@224874 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 224874