Persist the Instant API to committed search result pages.

chrome/browser/instant/instant_model.cc

 // Copyright 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/instant/instant_model.h"
 
 #include "chrome/browser/instant/instant_controller.h"
 #include "chrome/browser/instant/instant_model_observer.h"
 
 InstantModel::InstantModel(InstantController* controller)
@@ skipping 20 matching lines @@
 
   DVLOG(1) << "SetPreviewState: " << mode_.mode << " to " << mode.mode;
   mode_ = mode;
   height_ = height;
   height_units_ = height_units;
 
   FOR_EACH_OBSERVER(InstantModelObserver, observers_,
                     PreviewStateChanged(*this));
 }
 
-void InstantModel::SetPreviewContents(TabContents* preview_contents) {
+void InstantModel::SetPreviewContents(content::WebContents* preview_contents) {
   if (preview_contents_ == preview_contents)
     return;
 
   preview_contents_ = preview_contents;
 
   FOR_EACH_OBSERVER(InstantModelObserver, observers_,
                     PreviewStateChanged(*this));
 }
 
-TabContents* InstantModel::GetPreviewContents() const {
+content::WebContents* InstantModel::GetPreviewContents() const {
   return controller_->GetPreviewContents();
 }
 
 void InstantModel::AddObserver(InstantModelObserver* observer) const {
   observers_.AddObserver(observer);
 }
 
 void InstantModel::RemoveObserver(InstantModelObserver* observer) const {
   observers_.RemoveObserver(observer);
 }