GitLab

Extract location/size of the video at renderer process and
pass it to browser process where the external surface
resides, so that app can readjust the location of external
surface when it is changed.

BUG=180197
R=scherkus@chromium.org,yfriedman@chromium.org,sky@chromium.org

Review URL: https://chromiumcodereview.appspot.com/13688004

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@195148 0039d316-1c4b-4281-b951-d872f2087c98