Switch SearchTabHelper to use WebContentsUserData.

chrome/browser/ui/browser.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/ui/browser.h"
 
 #if defined(OS_WIN)
 #include <windows.h>
 #include <shellapi.h>
 #endif  // OS_WIN
@@ skipping 1027 matching lines @@
   // Sever the WebContents' connection back to us.
   SetAsDelegate(contents->web_contents(), NULL);
 }
 
 void Browser::TabDetachedAt(TabContents* contents, int index) {
   TabDetachedAtImpl(contents, index, DETACH_TYPE_DETACH);
 }
 
 void Browser::TabDeactivated(TabContents* contents) {
   fullscreen_controller_->OnTabDeactivated(contents);
-  search_delegate_->OnTabDeactivated(contents);
+  search_delegate_->OnTabDeactivated(contents->web_contents());
 
   // Save what the user's currently typing, so it can be restored when we
   // switch back to this tab.
   window_->GetLocationBar()->SaveStateToContents(contents->web_contents());
 }
 
 void Browser::ActiveTabChanged(TabContents* old_contents,
                                TabContents* new_contents,
                                int index,
                                bool user_gesture) {
@@ skipping 848 matching lines @@
 ///////////////////////////////////////////////////////////////////////////////
 // Browser, UI update coalescing and handling (private):
 
 void Browser::UpdateToolbar(bool should_restore_state) {
   window_->UpdateToolbar(chrome::GetActiveTabContents(this),
                          should_restore_state);
 }
 
 void Browser::UpdateSearchState(TabContents* contents) {
   if (chrome::search::IsInstantExtendedAPIEnabled(profile_))
-    search_delegate_->OnTabActivated(contents);
+    search_delegate_->OnTabActivated(contents->web_contents());
 }
 
 void Browser::ScheduleUIUpdate(const WebContents* source,
                                unsigned changed_flags) {
   if (!source)
     return;
 
   // Do some synchronous updates.
   if (changed_flags & content::INVALIDATE_TYPE_URL &&
       source == chrome::GetActiveWebContents(this)) {
@@ skipping 194 matching lines @@
   }
 
   SetAsDelegate(contents->web_contents(), NULL);
   RemoveScheduledUpdatesFor(contents->web_contents());
 
   if (find_bar_controller_.get() && index == active_index()) {
     find_bar_controller_->ChangeTabContents(NULL);
   }
 
   // Stop observing search model changes for this tab.
-  search_delegate_->OnTabDetached(contents);
+  search_delegate_->OnTabDetached(contents->web_contents());
 
   registrar_.Remove(this, content::NOTIFICATION_INTERSTITIAL_ATTACHED,
                     content::Source<WebContents>(contents->web_contents()));
   registrar_.Remove(this, content::NOTIFICATION_INTERSTITIAL_DETACHED,
                     content::Source<WebContents>(contents->web_contents()));
 }
 
 bool Browser::SupportsWindowFeatureImpl(WindowFeature feature,
                                         bool check_fullscreen) const {
   // On Mac, fullscreen mode has most normal things (in a slide-down panel). On
@@ skipping 141 matching lines @@
   if (contents && !allow_js_access) {
     contents->web_contents()->GetController().LoadURL(
         target_url,
         content::Referrer(),
         content::PAGE_TRANSITION_LINK,
         std::string());  // No extra headers.
   }
 
   return contents != NULL;
 }