Implement renderer process side handler of WorkerProcessMsg_CreateWorker message.

WorkerProcessMsg_CreateWorker will be sent from the browser process to a renderer process if "enable-embedded-shared-worker" flag is set after https://codereview.chromium.org/154263004/ is landed.

BUG=327256

Review URL: https://codereview.chromium.org/194393002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@256552 0039d316-1c4b-4281-b951-d872f2087c98
DevTools will now issue a notification when Android crashes for OOM related reasons.

BUG=None?

Review URL: https://codereview.chromium.org/179783006

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@256553 0039d316-1c4b-4281-b951-d872f2087c98
[SyncFS] Prepare for paralell-run support of SyncTask

 * Move SyncTaskManager::TaskToken out of class as SyncTaskToken.
 * Duplicate existing SyncTask to SequentialSyncTask
 * Change SyncTask::Run to take SyncTaskToken instead of SyncStatusCallback.
 * Change SyncTaskManager::NotifyTaskDone to static to use it to notify task completion.

BUG=344769

Review URL: https://codereview.chromium.org/189463021

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@256554 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 256553
Slight cleanup of QuicCryptoClientConfig, and added tests.

R=rtenneti@chromium.org

Review URL: https://codereview.chromium.org/195363006

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@256555 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 256554
SVN changes up to revision 256555