Switch TabContentsSyncedTabDelegate to use WebContentsUserData.

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/profiles/profile.h"
 #include "chrome/browser/ui/android/tab_model/tab_model.h"
 #include "chrome/browser/ui/android/tab_model/tab_model_list.h"
+#include "chrome/browser/ui/sync/tab_contents_synced_tab_delegate.h"
 #include "chrome/browser/ui/tab_contents/tab_contents.h"
 #include "chrome/browser/sessions/session_id.h"
 
 namespace browser_sync {
 
 // SyncedWindowDelegate implementations
 
 const std::set<SyncedWindowDelegate*>
     SyncedWindowDelegate::GetSyncedWindowDelegates() {
   std::set<SyncedWindowDelegate*> synced_window_delegates;
@@ skipping 50 matching lines @@
   return false;
 }
 
 bool SyncedWindowDelegateAndroid::IsTabPinned(
     const SyncedTabDelegate* tab) const {
   return false;
 }
 
 SyncedTabDelegate* SyncedWindowDelegateAndroid::GetTabAt(int index) const {
   TabContents* tab_contents = tab_model_->GetTabContentsAt(index);
-  return tab_contents ? tab_contents->synced_tab_delegate() : NULL;
+  return tab_contents ? TabContentsSyncedTabDelegate::FromWebContents(
+                            tab_contents->web_contents()) : NULL;
 }
 
 SessionID::id_type SyncedWindowDelegateAndroid::GetTabIdAt(int index) const {
   return tab_model_->GetTabIdAt(index);
 }
 
 bool SyncedWindowDelegateAndroid::IsSessionRestoreInProgress() const {
   return tab_model_->IsSessionRestoreInProgress();
 }
 
 }  // namespace browser_sync