Revert 54560 - ...

chrome/browser/tab_contents/tab_contents_delegate.cc

 // Copyright (c) 2010 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/tab_contents/tab_contents_delegate.h"
 
 void TabContentsDelegate::DetachContents(TabContents* source) {
 }
 
 bool TabContentsDelegate::IsPopup(const TabContents* source) const {
@@ skipping 121 matching lines @@
 }
 
 bool TabContentsDelegate::ShouldAddNavigationsToHistory() const {
   return true;
 }
 
 void TabContentsDelegate::OnDidGetApplicationInfo(TabContents* tab_contents,
                                                   int32 page_id) {
 }
 
+Browser* TabContentsDelegate::GetBrowser() {
+  return NULL;
+}
+
 gfx::NativeWindow TabContentsDelegate::GetFrameNativeWindow() {
   return NULL;
 }
 
 void TabContentsDelegate::TabContentsCreated(TabContents* new_contents) {
 }
 
 bool TabContentsDelegate::infobars_enabled() {
   return true;
 }
 
 bool TabContentsDelegate::ShouldEnablePreferredSizeNotifications() {
   return false;
 }
 
 void TabContentsDelegate::UpdatePreferredSize(const gfx::Size& pref_size) {
 }
 
 void TabContentsDelegate::ContentTypeChanged(TabContents* source) {
 }
 
 TabContentsDelegate::~TabContentsDelegate() {
 }