[ispy] Split I-Spy into an appengine frontend and client library.

BUG=298500
TEST=Included
NOTRY=True

Review URL: https://codereview.chromium.org/26030004

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@228499 0039d316-1c4b-4281-b951-d872f2087c98
Update V8 to version 3.22.11.

R=jkummerow@chromium.org

Review URL: https://codereview.chromium.org/26749004

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@228500 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 228499
Change the order of stacked categories in the graph of DMP visualizer.
Leaf categories are shown in the order as they show up in the category tree in the menu view.

BUG=305097
TEST=Manual

Review URL: https://codereview.chromium.org/26793003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@228501 0039d316-1c4b-4281-b951-d872f2087c98
Add browser metrics to tough_video_cases basic playback pages.

BUG=280326

Review URL: https://codereview.chromium.org/27041004

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@228502 0039d316-1c4b-4281-b951-d872f2087c98
Update .DEPS.git

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@228503 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 228501
SVN changes up to revision 228503