Fix SetStreamTextureSize crash

media/base/android/stream_texture_wrapper.h

 // Copyright 2016 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 MEDIA_BASE_ANDROID_STREAM_TEXTURE_WRAPPER_H_
 #define MEDIA_BASE_ANDROID_STREAM_TEXTURE_WRAPPER_H_
 
 #include "base/single_thread_task_runner.h"
 #include "base/unguessable_token.h"
 #include "media/base/video_frame.h"
 
 namespace media {
 
 // StreamTextureWrapper encapsulates a StreamTexture's creation, initialization
 // and registration for later retrieval (in the Browser process).
 class MEDIA_EXPORT StreamTextureWrapper {
  public:
+  using StreamTextureWrapperInitCB = base::Callback<void(bool)>;
+
   StreamTextureWrapper() {}
 
   // Initialize the underlying StreamTexture.
   // See StreamTextureWrapperImpl.
   virtual void Initialize(
       const base::Closure& received_frame_cb,
       const gfx::Size& natural_size,
       scoped_refptr<base::SingleThreadTaskRunner> compositor_task_runner,
-      const base::Closure& init_cb) = 0;
+      const StreamTextureWrapperInitCB& init_cb) = 0;
 
   // Called whenever the video's natural size changes.
   // See StreamTextureWrapperImpl.
   virtual void UpdateTextureSize(const gfx::Size& natural_size) = 0;
 
   // Returns the latest frame.
   // See StreamTextureWrapperImpl.
   virtual scoped_refptr<VideoFrame> GetCurrentFrame() = 0;
 
   // Sends the StreamTexture to the browser process, to fulfill the request
@@ skipping 13 matching lines @@
   // See StreamTextureWrapperImpl.
   virtual void Destroy() = 0;
 };
 
 typedef std::unique_ptr<StreamTextureWrapper, StreamTextureWrapper::Deleter>
     ScopedStreamTextureWrapper;
 
 }  // namespace media
 
 #endif  // MEDIA_BASE_ANDROID_STREAM_TEXTURE_WRAPPER_H_