PPAPI: Fix interface functions that take PP_CompletionCallbacks, but don't

webkit/plugins/ppapi/ppb_video_decoder_impl.h

 // Copyright (c) 2011 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 WEBKIT_PLUGINS_PPAPI_PPB_VIDEO_DECODER_IMPL_H_
 #define WEBKIT_PLUGINS_PPAPI_PPB_VIDEO_DECODER_IMPL_H_
 
 #include <vector>
 
 #include "base/basictypes.h"
@@ skipping 28 matching lines @@
   static const PPB_VideoDecoder_Dev* GetInterface();
 
   // Resource overrides.
   virtual PPB_VideoDecoder_Impl* AsPPB_VideoDecoder_Impl();
 
   // PPB_VideoDecoder implementation.
   bool GetConfigs(const PP_VideoConfigElement* requested_configs,
                   PP_VideoConfigElement* matching_configs,
                   uint32_t matching_configs_size,
                   uint32_t* num_of_matching_configs);
-  bool Init(const PP_VideoConfigElement* dec_config,
-            PP_CompletionCallback callback);
-  bool Decode(const PP_VideoBitstreamBuffer_Dev* bitstream_buffer,
-              PP_CompletionCallback callback);
+  int32_t Initialize(const PP_VideoConfigElement* dec_config,
+                     PP_CompletionCallback callback);
+  int32_t Decode(const PP_VideoBitstreamBuffer_Dev* bitstream_buffer,
+                 PP_CompletionCallback callback);
   void AssignGLESBuffers(uint32_t no_of_buffers,
                          const PP_GLESBuffer_Dev* buffers);
   void AssignSysmemBuffers(uint32_t no_of_buffers,
                            const PP_SysmemBuffer_Dev* buffers);
   void ReusePictureBuffer(int32_t picture_buffer_id);
-  bool Flush(PP_CompletionCallback callback);
-  bool Abort(PP_CompletionCallback callback);
+  int32_t Flush(PP_CompletionCallback callback);
+  int32_t Abort(PP_CompletionCallback callback);
 
   // media::VideoDecodeAccelerator::Client implementation.
   virtual void ProvidePictureBuffers(
       uint32 requested_num_of_buffers,
       const gfx::Size& dimensions,
       media::VideoDecodeAccelerator::MemoryType type) OVERRIDE;
   virtual void DismissPictureBuffer(int32 picture_buffer_id) OVERRIDE;
   virtual void PictureReady(const media::Picture& picture) OVERRIDE;
   virtual void NotifyInitializeDone() OVERRIDE;
   virtual void NotifyEndOfStream() OVERRIDE;
@@ skipping 19 matching lines @@
   // Reference to the plugin requesting this interface.
   const PPP_VideoDecoder_Dev* ppp_videodecoder_;
 
   DISALLOW_COPY_AND_ASSIGN(PPB_VideoDecoder_Impl);
 };
 
 }  // namespace ppapi
 }  // namespace webkit
 
 #endif  // WEBKIT_PLUGINS_PPAPI_PPB_VIDEO_DECODER_IMPL_H_