Editable/removable partner bookmarks.

Persists renames/removals of the partner bookmarks and
folders in the user profile.
Details: https://goto.google.com/editable-partnerbookmarks

BUG=266233

Review URL: https://codereview.chromium.org/26442002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@232241 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 232241
Implement Google network speech synthesis.

See bug for context. Implements a component extension
that provides speech synthesis using Google's speech
synthesis API.

Adds a "remote" flag to the TTS and TTS Engine APIs
so that it's possible for clients to distinguish
between local and remote speech engines.

Adds a new private extension API to expose Google's
API key, needed to make the request.

BUG=308250

Review URL: https://codereview.chromium.org/27034009

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@232242 0039d316-1c4b-4281-b951-d872f2087c98
telemetry: Check compositing status in rasterize_and_record.

R=tonyg@chromium.org
BUG=311389

Review URL: https://codereview.chromium.org/46043017

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@232243 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 232242
Prevent scrolls from going to windows in overview.

BUG=313505
TEST=Enter overview and try to scroll a webpage. Page should not scroll.

Review URL: https://codereview.chromium.org/46313004

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@232244 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 232244