content: Add DeletedGpuMemoryBuffer IPC.

content/common/gpu/gpu_command_buffer_stub.cc

 // Copyright (c) 2012 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 "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/command_line.h"
 #include "base/debug/trace_event.h"
 #include "base/hash.h"
 #include "base/memory/shared_memory.h"
@@ skipping 220 matching lines @@
                         OnRetireSyncPoint)
     IPC_MESSAGE_HANDLER(GpuCommandBufferMsg_SignalSyncPoint,
                         OnSignalSyncPoint)
     IPC_MESSAGE_HANDLER(GpuCommandBufferMsg_SignalQuery,
                         OnSignalQuery)
     IPC_MESSAGE_HANDLER(
         GpuCommandBufferMsg_SetClientHasMemoryAllocationChangedCallback,
         OnSetClientHasMemoryAllocationChangedCallback)
     IPC_MESSAGE_HANDLER(GpuCommandBufferMsg_RegisterGpuMemoryBuffer,
                         OnRegisterGpuMemoryBuffer);
-    IPC_MESSAGE_HANDLER(GpuCommandBufferMsg_DestroyGpuMemoryBuffer,
-                        OnDestroyGpuMemoryBuffer);
+    IPC_MESSAGE_HANDLER(GpuCommandBufferMsg_UnregisterGpuMemoryBuffer,
+                        OnUnregisterGpuMemoryBuffer);
     IPC_MESSAGE_HANDLER(GpuCommandBufferMsg_CreateStreamTexture,
                         OnCreateStreamTexture)
     IPC_MESSAGE_UNHANDLED(handled = false)
   IPC_END_MESSAGE_MAP()
 
   CheckCompleteWaits();
 
   if (have_context) {
     // Ensure that any delayed work that was created will be handled.
     ScheduleDelayedWork(kHandleMoreWorkPeriodMs);
@@ skipping 690 matching lines @@
   if (context_group_->feature_info()->workarounds().release_image_after_use)
     image->SetReleaseAfterUse();
 
   if (decoder_) {
     gpu::gles2::ImageManager* image_manager = decoder_->GetImageManager();
     DCHECK(image_manager);
     image_manager->AddImage(image.get(), id);
   }
 }
 
-void GpuCommandBufferStub::OnDestroyGpuMemoryBuffer(int32 id) {
-  TRACE_EVENT0("gpu", "GpuCommandBufferStub::OnDestroyGpuMemoryBuffer");
+void GpuCommandBufferStub::OnUnregisterGpuMemoryBuffer(int32 id) {
+  TRACE_EVENT0("gpu", "GpuCommandBufferStub::OnUnregisterGpuMemoryBuffer");
 
   if (decoder_) {
     gpu::gles2::ImageManager* image_manager = decoder_->GetImageManager();
     DCHECK(image_manager);
     image_manager->RemoveImage(id);
   }
 }
 
 void GpuCommandBufferStub::SendConsoleMessage(
     int32 id,
@@ skipping 87 matching lines @@
   if (decoder_)
     decoder_->LoseContext(GL_UNKNOWN_CONTEXT_RESET_ARB);
   command_buffer_->SetParseError(gpu::error::kLostContext);
 }
 
 uint64 GpuCommandBufferStub::GetMemoryUsage() const {
   return GetMemoryManager()->GetClientMemoryUsage(this);
 }
 
 }  // namespace content