PPAPI: Force async callback invocation option.

ppapi/thunk/ppb_video_decoder_thunk.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/c/pp_errors.h"
+#include "ppapi/thunk/common.h"
+#include "ppapi/thunk/enter.h"
 #include "ppapi/thunk/thunk.h"
-#include "ppapi/thunk/enter.h"
 #include "ppapi/thunk/ppb_video_decoder_api.h"
 #include "ppapi/thunk/resource_creation_api.h"
 
 namespace ppapi {
 namespace thunk {
 
 namespace {
 
 typedef EnterResource<PPB_VideoDecoder_API> EnterVideoDecoder;
 
@@ skipping 21 matching lines @@
                                     matching_configs_size,
                                     num_of_matching_configs);
 }
 
 int32_t Initialize(PP_Resource video_decoder,
                    PP_Resource context_id,
                    const PP_VideoConfigElement* decoder_config,
                    PP_CompletionCallback callback) {
   EnterVideoDecoder enter(video_decoder, true);
   if (enter.failed())
-    return PP_ERROR_BADRESOURCE;
-  return enter.object()->Initialize(context_id, decoder_config, callback);
+    return MayForceCallback(callback, PP_ERROR_BADRESOURCE);
+  int32_t result =
+      enter.object()->Initialize(context_id, decoder_config, callback);
+  return MayForceCallback(callback, result);
 }
 
 int32_t Decode(PP_Resource video_decoder,
                const PP_VideoBitstreamBuffer_Dev* bitstream_buffer,
                PP_CompletionCallback callback) {
   EnterVideoDecoder enter(video_decoder, true);
   if (enter.failed())
-    return PP_ERROR_BADRESOURCE;
-  return enter.object()->Decode(bitstream_buffer, callback);
+    return MayForceCallback(callback, PP_ERROR_BADRESOURCE);
+  int32_t result = enter.object()->Decode(bitstream_buffer, callback);
+  return MayForceCallback(callback, result);
 }
 
 void AssignGLESBuffers(PP_Resource video_decoder,
                        uint32_t no_of_buffers,
                        const PP_GLESBuffer_Dev* buffers) {
   EnterVideoDecoder enter(video_decoder, true);
   if (enter.succeeded())
     enter.object()->AssignGLESBuffers(no_of_buffers, buffers);
 }
 
 void AssignSysmemBuffers(PP_Resource video_decoder,
                          uint32_t no_of_buffers,
                          const PP_SysmemBuffer_Dev* buffers) {
   EnterVideoDecoder enter(video_decoder, true);
   if (enter.succeeded())
     enter.object()->AssignSysmemBuffers(no_of_buffers, buffers);
 }
 
 void ReusePictureBuffer(PP_Resource video_decoder, int32_t picture_buffer_id) {
   EnterVideoDecoder enter(video_decoder, true);
   if (enter.succeeded())
     enter.object()->ReusePictureBuffer(picture_buffer_id);
 }
 
 int32_t Flush(PP_Resource video_decoder, PP_CompletionCallback callback) {
   EnterVideoDecoder enter(video_decoder, true);
   if (enter.failed())
-    return PP_ERROR_BADRESOURCE;
-  return enter.object()->Flush(callback);
+    return MayForceCallback(callback, PP_ERROR_BADRESOURCE);
+  int32_t result = enter.object()->Flush(callback);
+  return MayForceCallback(callback, result);
 }
 
 int32_t Abort(PP_Resource video_decoder,
               PP_CompletionCallback callback) {
   EnterVideoDecoder enter(video_decoder, true);
   if (enter.failed())
-    return PP_ERROR_BADRESOURCE;
-  return enter.object()->Abort(callback);
+    return MayForceCallback(callback, PP_ERROR_BADRESOURCE);
+  int32_t result = enter.object()->Abort(callback);
+  return MayForceCallback(callback, result);
 }
 
 const PPB_VideoDecoder_Dev g_ppb_videodecoder_thunk = {
   &Create,
   &IsVideoDecoder,
   &GetConfigs,
   &Initialize,
   &Decode,
   &AssignGLESBuffers,
   &AssignSysmemBuffers,
   &ReusePictureBuffer,
   &Flush,
   &Abort
 };
 
 }  // namespace
 
 const PPB_VideoDecoder_Dev* GetPPB_VideoDecoder_Thunk() {
   return &g_ppb_videodecoder_thunk;
 }
 
 }  // namespace thunk
 }  // namespace ppapi