[SyncFS] Implement RemoteToLocalSyncer::SyncCompleted

 * Implement wrapping up function for remote-to-local sync.
 * Fix deletion handling.

R=kinuko, nhiroki
BUG=240165

Review URL: https://codereview.chromium.org/63943002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@235063 0039d316-1c4b-4281-b951-d872f2087c98
Moved ProcessMap to extensions/

TBR=isherman@chromium.org
BUG=162530

Review URL: https://codereview.chromium.org/68113008

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@235064 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 235064
Follow-up for: Disable inline autocompletion for IME in Omnibox by default.

Just simplifies #if directive.

TEST=none

Review URL: https://codereview.chromium.org/68213012

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@235065 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 235065