Revert 113479 - Revert "Revert 113250 - Add CommandBuffer::SetGetBuffer"

ppapi/thunk/ppb_graphics_3d_trusted_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/thunk/thunk.h"
 #include "ppapi/thunk/enter.h"
 #include "ppapi/thunk/ppb_graphics_3d_api.h"
 #include "ppapi/thunk/resource_creation_api.h"
 
 namespace ppapi {
@@ skipping 12 matching lines @@
 PP_Resource CreateRaw(PP_Instance instance,
                       PP_Resource share_context,
                       const int32_t* attrib_list) {
   EnterFunction<ResourceCreationAPI> enter(instance, true);
   if (enter.failed())
     return 0;
   return enter.functions()->CreateGraphics3DRaw(
       instance, share_context, attrib_list);
 }
 
-PP_Bool InitCommandBuffer(PP_Resource context) {
+PP_Bool InitCommandBuffer(PP_Resource context, int32_t size) {
   EnterGraphics3D enter(context, true);
   if (enter.failed())
     return PP_FALSE;
-  return enter.object()->InitCommandBuffer();
+  return enter.object()->InitCommandBuffer(size);
 }
 
-PP_Bool SetGetBuffer(PP_Resource context, int32_t transfer_buffer_id) {
+PP_Bool GetRingBuffer(PP_Resource context,
+                      int* shm_handle,
+                      uint32_t* shm_size) {
   EnterGraphics3D enter(context, true);
   if (enter.failed())
     return PP_FALSE;
-  return enter.object()->SetGetBuffer(transfer_buffer_id);
+  return enter.object()->GetRingBuffer(shm_handle, shm_size);
 }
 
 PP_Graphics3DTrustedState GetState(PP_Resource context) {
   EnterGraphics3D enter(context, true);
   if (enter.failed())
     return GetErrorState();
   return enter.object()->GetState();
 }
 
 int32_t CreateTransferBuffer(PP_Resource context, uint32_t size) {
@@ skipping 39 matching lines @@
                                         int32_t last_known_get) {
   EnterGraphics3D enter(context, true);
   if (enter.failed())
     return GetErrorState();
   return enter.object()->FlushSyncFast(put_offset, last_known_get);
 }
 
 const PPB_Graphics3DTrusted g_ppb_graphics_3d_trusted_thunk = {
   &CreateRaw,
   &InitCommandBuffer,
-  &SetGetBuffer,
+  &GetRingBuffer,
   &GetState,
   &CreateTransferBuffer,
   &DestroyTransferBuffer,
   &GetTransferBuffer,
   &Flush,
   &FlushSync,
   &FlushSyncFast,
 };
 
 }  // namespace
 
 const PPB_Graphics3DTrusted* GetPPB_Graphics3DTrusted_Thunk() {
   return &g_ppb_graphics_3d_trusted_thunk;
 }
 
 }  // namespace thunk
 }  // namespace ppapi