Make ContentVideoView progress view visible in WebView

content/browser/android/content_video_view.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_CONTENT_VIDEO_VIEW_H_
 #define CONTENT_BROWSER_ANDROID_CONTENT_VIDEO_VIEW_H_
 
 #include <jni.h>
 
 #include "base/android/jni_weak_ref.h"
@@ skipping 26 matching lines @@
     // Called after the ContentVideoView has been hidden because we're exiting
     // fullscreen.
     virtual void DidExitFullscreen(bool release_media_player) = 0;
 
    protected:
     ~Client() {}
 
     DISALLOW_COPY_AND_ASSIGN(Client);
   };
 
-  explicit ContentVideoView(Client* client, ContentViewCore* content_view_core);
+  explicit ContentVideoView(Client* client,
+                            ContentViewCore* content_view_core,
+                            const gfx::Size& video_natural_size);
   ~ContentVideoView();
 
   // To open another video on existing ContentVideoView.
   void OpenVideo();
 
   // Display an error dialog to the user.
   void OnMediaPlayerError(int error_type);
 
-  // Update the video size. The video will not be visible until this is called.
+  // Update the video size.
   void OnVideoSizeChanged(int width, int height);
 
   // Exit fullscreen and notify |client_| with |DidExitFullscreen|.
   void ExitFullscreen();
 
   // Returns the corresponding ContentVideoView Java object if any.
   base::android::ScopedJavaLocalRef<jobject> GetJavaObject(JNIEnv* env);
 
   // Called by the Java class when the surface changes.
   void SetSurface(JNIEnv* env,
@@ skipping 14 matching lines @@
                                 bool is_orientation_portrait);
   void RecordExitFullscreenPlayback(
       JNIEnv*,
       const base::android::JavaParamRef<jobject>&,
       bool is_portrait_video,
       long playback_duration_in_milliseconds_before_orientation_change,
       long playback_duration_in_milliseconds_after_orientation_change);
 
  private:
   // Creates the corresponding ContentVideoView Java object.
-  JavaObjectWeakGlobalRef CreateJavaObject(ContentViewCore* content_view_core);
+  JavaObjectWeakGlobalRef CreateJavaObject(ContentViewCore* content_view_core,
+                                           const gfx::Size& video_natural_size);
 
   Client* client_;
 
   // Weak reference to corresponding Java object.
   JavaObjectWeakGlobalRef j_content_video_view_;
 
   // Weak pointer for posting tasks.
   base::WeakPtrFactory<ContentVideoView> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(ContentVideoView);
 };
 
 } // namespace content
 
 #endif  // CONTENT_BROWSER_ANDROID_CONTENT_VIDEO_VIEW_H_