Wire up DomDistillerService in ProfileSyncComponentsFactory.

Now that the service has landed, we can hook it up for sync changes.
BUG=288015

Review URL: https://codereview.chromium.org/73583006

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@236694 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 236694
Disables multi-profile notification settings view in ChromeOS.

ChromeOS has 'desktop-per-profile' style for multi-profile feature.
So the settings view switch for multi-profile isn't necessary in
ChromeOS too. Rather it should refer to the profile of the current desktop.

BUG=321424
R=dewittj@chromium.org, phajdan.jr@chromium.org, skuhne@chromium.org
TEST=manually

Review URL: https://codereview.chromium.org/77093004

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@236695 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 236695