Add initialization callback support for Video Decoder PPAPI.

ppapi/cpp/dev/video_decoder_dev.cc

 // 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.
 
 #include "ppapi/cpp/dev/video_decoder_dev.h"
 
 #include "ppapi/c/dev/ppb_video_decoder_dev.h"
 #include "ppapi/c/dev/ppp_video_decoder_dev.h"
 #include "ppapi/c/pp_errors.h"
 #include "ppapi/cpp/common.h"
 #include "ppapi/cpp/instance.h"
 #include "ppapi/cpp/module.h"
 #include "ppapi/cpp/module_impl.h"
 
 using std::vector;
 
 namespace pp {
 
 namespace {
 
 template <> const char* interface_name<PPB_VideoDecoder_Dev>() {
   return PPB_VIDEODECODER_DEV_INTERFACE;
 }
 
 }  // namespace
 
 VideoDecoder::VideoDecoder(const Instance* /* instance */,
                            const std::vector<uint32_t>& /* config */,
+                           CompletionCallback /* callback */,
                            Client* client)
     : client_(client) {
   if (!has_interface<PPB_VideoDecoder_Dev>())
     return;
   // TODO(vmr): Implement.
 }
 
 VideoDecoder::~VideoDecoder() {}
 
 vector<uint32_t> VideoDecoder::GetConfigs(
@@ skipping 38 matching lines @@
 }
 
 bool VideoDecoder::Abort(CompletionCallback /* callback */) {
   // TODO(vmr): Implement.
   if (!has_interface<PPB_VideoDecoder_Dev>())
     return false;
   return true;
 }
 
 }  // namespace pp