Updating trunk VERSION from 1667.0 to 1668.0

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@228102 0039d316-1c4b-4281-b951-d872f2087c98
Add support for notifying about refreshed credentials.

Currently the Android platform does not inform the native code
that new credentials are available. This CL adds the necessary
functionality to fire the required notifications.

* Adds a Java instance of the OAuth2TokenService.
* Adds FireRefreshTokenAvailable().
* Adds support for Java-based observers.
* Adds a BroadcastReceiver to trigger the notification for the
Chrome Shell.

BUG=302143

Review URL: https://codereview.chromium.org/25653003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@228104 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 228102
SVN changes up to revision 228104
drive: Rewrite UpdateOperationTest to deal with local IDs properly

BUG=275270
TEST=unit_tests --gtest_filter="UpdateOperationTest.*"
R=kinaba@chromium.org

Review URL: https://codereview.chromium.org/26678008

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@228105 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 228105
Handle ChromeViewHostMsg_FocusOmnibox IPC message in SearchIPCRouter.

InstantPage no longer handles this message. SearchIPCRouter notifies SearchTabHelper about the omnibox focus state.

BUG=272583
TEST=none

Review URL: https://codereview.chromium.org/26690004

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@228106 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 228106