Navigation transitions: Block first response until after transitions have run.

content/browser/android/web_contents_observer_android.h

 // 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.
 
 #ifndef CONTENT_BROWSER_ANDROID_WEB_CONTENTS_OBSERVER_ANDROID_H_
 #define CONTENT_BROWSER_ANDROID_WEB_CONTENTS_OBSERVER_ANDROID_H_
 
 #include <jni.h>
 
 #include "base/android/jni_weak_ref.h"
@@ skipping 18 matching lines @@
                              WebContents* web_contents);
   virtual ~WebContentsObserverAndroid();
 
   void Destroy(JNIEnv* env, jobject obj);
 
  private:
   virtual void RenderProcessGone(
       base::TerminationStatus termination_status) OVERRIDE;
   virtual void DidStartLoading(RenderViewHost* render_view_host) OVERRIDE;
   virtual void DidStopLoading(RenderViewHost* render_view_host) OVERRIDE;
+  virtual void DidDeferAfterResponseStarted() OVERRIDE;
   virtual void DidFailProvisionalLoad(
       int64 frame_id,
       const base::string16& frame_unique_name,
       bool is_main_frame,
       const GURL& validated_url,
       int error_code,
       const base::string16& error_description,
       RenderViewHost* render_view_host) OVERRIDE;
   virtual void DidFailLoad(int64 frame_id,
                            const GURL& validated_url,
@@ skipping 40 matching lines @@
 
   JavaObjectWeakGlobalRef weak_java_observer_;
 
   DISALLOW_COPY_AND_ASSIGN(WebContentsObserverAndroid);
 };
 
 bool RegisterWebContentsObserverAndroid(JNIEnv* env);
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_ANDROID_WEB_CONTENTS_OBSERVER_ANDROID_H_