[Sync] Set HasCustomGroupsToChange() to true for VerifyUpdatesCommand

Follow-up to 113090 to see which ModelChangingSyncerCommand triggers
a perf regression.

BUG=97832
TEST=
TBR=tim

Committed: http://src.chromium.org/viewvc/chrome?view=rev&revision=113319

Review URL: http://codereview.chromium.org/8820019

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@114042 0039d316-1c4b-4281-b951-d872f2087c98

chrome/browser/sync/engine/verify_updates_command.cc

@@ -28,8 +28,7 @@ VerifyUpdatesCommand::VerifyUpdatesCommand() {}
 VerifyUpdatesCommand::~VerifyUpdatesCommand() {}
 
 bool VerifyUpdatesCommand::HasCustomGroupsToChange() const {
-  // TODO(akalin): Set to true.
-  return false;
+  return true;
 }
 
 std::set<ModelSafeGroup> VerifyUpdatesCommand::GetGroupsToChange(