
This is a follow up to r172232. Change NOTREACHED() to DLOG(WARNING), since the server sending down unknown/invalid field numbers is a valid event. Add tests for the code that uses GetModelTypeFromSpecificsFieldNumber(). Clean up some code in sync/engine/ a bit. BUG=165171 Review URL: https://chromiumcodereview.appspot.com/11485019 git-svn-id: svn://svn.chromium.org/chrome/trunk/src@172816 0039d316-1c4b-4281-b951-d872f2087c98