[Android] Fix GinJavaBridgeMessageFilter registration issue in Java Bridge.

content/browser/android/java/gin_java_bridge_dispatcher_host.h

 // Copyright 2014 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_JAVA_GIN_JAVA_BRIDGE_DISPATCHER_HOST_H_
 #define CONTENT_BROWSER_ANDROID_JAVA_GIN_JAVA_BRIDGE_DISPATCHER_HOST_H_
 
 #include <stdint.h>
 
 #include <map>
@@ skipping 32 matching lines @@
       const std::string& name,
       const base::android::JavaRef<jobject>& object,
       const base::android::JavaRef<jclass>& safe_annotation_clazz);
   void RemoveNamedObject(const std::string& name);
   void SetAllowObjectContentsInspection(bool allow);
 
   // WebContentsObserver
   void RenderFrameCreated(RenderFrameHost* render_frame_host) override;
   void DocumentAvailableInMainFrame() override;
   void WebContentsDestroyed() override;
+  void RenderProcessGone(base::TerminationStatus status) override;
+  void RenderViewHostChanged(RenderViewHost* old_host,
+                             RenderViewHost* new_host) override;
 
   // GinJavaMethodInvocationHelper::DispatcherDelegate
   JavaObjectWeakGlobalRef GetObjectWeakRef(
       GinJavaBoundObject::ObjectID object_id) override;
 
   // Run on the background thread.
   void OnGetMethods(GinJavaBoundObject::ObjectID object_id,
                     std::set<std::string>* returned_method_names);
   void OnHasMethod(GinJavaBoundObject::ObjectID object_id,
                    const std::string& method_name,
@@ skipping 55 matching lines @@
 
   // The following objects are only used on the background thread.
   bool allow_object_contents_inspection_;
 
   DISALLOW_COPY_AND_ASSIGN(GinJavaBridgeDispatcherHost);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_ANDROID_JAVA_GIN_JAVA_BRIDGE_DISPATCHER_HOST_H_