Media Galleries: Label G+ photos extensions ids in the whitelist. Add a new extension id to the whitelist.

Review URL: https://chromiumcodereview.appspot.com/12326133

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@184801 0039d316-1c4b-4281-b951-d872f2087c98
1 file changed