Stopgap fix for crash in issue 53867 comment 15

webkit/glue/webmediaplayer_impl.h

 // Copyright (c) 2010 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.
 
 // Delegate calls from WebCore::MediaPlayerPrivate to Chrome's video player.
 // It contains PipelineImpl which is the actual media player pipeline, it glues
 // the media player pipeline, data source, audio renderer and renderer.
 // PipelineImpl would creates multiple threads and access some public methods
 // of this class, so we need to be extra careful about concurrent access of
 // methods and members.
@@ skipping 151 matching lines @@
   // 3. FFmpeg video decoder
   // 4. Video renderer
   // 5. Null audio renderer
   // The video renderer provided by this class is using the graphics context
   // provided by WebKit to perform renderering. The simple data source does
   // resource loading by loading the whole resource object into memory. Null
   // audio renderer is a fake audio device that plays silence. Provider of the
   // |collection| can override the default filters by adding extra filters to
   // |collection| before calling this method.
   //
+  // Callers must call |Initialize()| before they can use the object.
   WebMediaPlayerImpl(WebKit::WebMediaPlayerClient* client,
-                     media::MediaFilterCollection* collection,
-                     MediaResourceLoaderBridgeFactory* bridge_factory_simple,
-                     MediaResourceLoaderBridgeFactory* bridge_factory_buffered,
-                     bool use_simple_data_source,
-                     scoped_refptr<WebVideoRenderer> web_video_renderer);
+                     media::MediaFilterCollection* collection);
   virtual ~WebMediaPlayerImpl();
 
+  // Finalizes initialization of the object.
+  bool Initialize(
+      MediaResourceLoaderBridgeFactory* bridge_factory_simple,
+      MediaResourceLoaderBridgeFactory* bridge_factory_buffered,
+      bool use_simple_data_source,
+      scoped_refptr<WebVideoRenderer> web_video_renderer);
+
   virtual void load(const WebKit::WebURL& url);
   virtual void cancelLoad();
 
   // Playback controls.
   virtual void play();
   virtual void pause();
   virtual bool supportsFullscreen() const;
   virtual bool supportsSave() const;
   virtual void seek(float seconds);
   virtual void setEndTime(float seconds);
@@ skipping 123 matching lines @@
 #if WEBKIT_USING_CG
   scoped_ptr<skia::PlatformCanvas> skia_canvas_;
 #endif
 
   DISALLOW_COPY_AND_ASSIGN(WebMediaPlayerImpl);
 };
 
 }  // namespace webkit_glue
 
 #endif  // WEBKIT_GLUE_WEBMEDIAPLAYER_IMPL_H_