[Sync] Add support for identifying tabbed activites

chrome/browser/sync/glue/synced_window_delegate_android.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/sync/glue/synced_window_delegate_android.h"
 
 #include "chrome/browser/android/tab_android.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/sync/glue/synced_tab_delegate_android.h"
 #include "chrome/browser/ui/android/tab_model/tab_model.h"
@@ skipping 26 matching lines @@
 
 int SyncedWindowDelegateAndroid::GetActiveIndex() const {
   return tab_model_->GetActiveIndex();
 }
 
 bool SyncedWindowDelegateAndroid::IsApp() const {
   return false;
 }
 
 bool SyncedWindowDelegateAndroid::IsTypeTabbed() const {
-  return true;
+  return tab_model_->IsTabbedActivity();
 }
 
 bool SyncedWindowDelegateAndroid::IsTypePopup() const {
   return false;
 }
 
 bool SyncedWindowDelegateAndroid::IsTabPinned(
     const SyncedTabDelegate* tab) const {
   return false;
 }
@@ skipping 11 matching lines @@
 
 bool SyncedWindowDelegateAndroid::IsSessionRestoreInProgress() const {
   return tab_model_->IsSessionRestoreInProgress();
 }
 
 bool SyncedWindowDelegateAndroid::ShouldSync() const {
   return true;
 }
 
 }  // namespace browser_sync