Splitting GpuMemoryAllocation into two parts: for renderer and browser

content/common/gpu/gpu_messages.h

 // 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.
 
 // Multiply-included message file, hence no include guard here, but see below
 // for a much smaller-than-usual include guard section.
 
 #include <vector>
 #include <string>
 
 #include "base/shared_memory.h"
 #include "content/common/gpu/gpu_memory_allocation.h"
 #include "content/common/gpu/gpu_process_launch_causes.h"
 #include "content/public/common/common_param_traits.h"
 #include "content/public/common/gpu_info.h"
 #include "gpu/command_buffer/common/command_buffer.h"
 #include "gpu/command_buffer/common/constants.h"
 #include "gpu/ipc/gpu_command_buffer_traits.h"
 #include "ipc/ipc_channel_handle.h"
 #include "ipc/ipc_message_macros.h"
 #include "media/video/video_decode_accelerator.h"
+#include "ui/gfx/gl/gl_surface.h"

[mmocny, 2012/03/15 19:11:43]

will remove.

 #include "ui/gfx/gl/gpu_preference.h"
 #include "ui/gfx/native_widget_types.h"
 #include "ui/gfx/size.h"
 #include "ui/gfx/surface/transport_dib.h"
 
 #define IPC_MESSAGE_START GpuMsgStart
 
 IPC_STRUCT_BEGIN(GPUCreateCommandBufferConfig)
   IPC_STRUCT_MEMBER(int32, share_group_id)
   IPC_STRUCT_MEMBER(std::string, allowed_extensions)
@@ skipping 80 matching lines @@
   IPC_STRUCT_TRAITS_MEMBER(gl_renderer)
   IPC_STRUCT_TRAITS_MEMBER(gl_extensions)
   IPC_STRUCT_TRAITS_MEMBER(can_lose_context)
   IPC_STRUCT_TRAITS_MEMBER(performance_stats)
   IPC_STRUCT_TRAITS_MEMBER(software_rendering)
 #if defined(OS_WIN)
   IPC_STRUCT_TRAITS_MEMBER(dx_diagnostics)
 #endif
 IPC_STRUCT_TRAITS_END()
 
-IPC_STRUCT_TRAITS_BEGIN(GpuMemoryAllocation)
+IPC_STRUCT_TRAITS_BEGIN(GpuMemoryAllocationForRenderer)
   IPC_STRUCT_TRAITS_MEMBER(gpu_resource_size_in_bytes)
-  IPC_STRUCT_TRAITS_MEMBER(has_frontbuffer)
-  IPC_STRUCT_TRAITS_MEMBER(has_backbuffer)
+  IPC_STRUCT_TRAITS_MEMBER(suggest_have_backbuffer)
 IPC_STRUCT_TRAITS_END()
 
 IPC_STRUCT_TRAITS_BEGIN(gfx::GLSurfaceHandle)
   IPC_STRUCT_TRAITS_MEMBER(handle)
   IPC_STRUCT_TRAITS_MEMBER(transport)
   IPC_STRUCT_TRAITS_MEMBER(parent_gpu_process_id)
   IPC_STRUCT_TRAITS_MEMBER(parent_client_id)
   IPC_STRUCT_TRAITS_MEMBER(parent_context_id)
   IPC_STRUCT_TRAITS_MEMBER(parent_texture_id[0])
   IPC_STRUCT_TRAITS_MEMBER(parent_texture_id[1])
@@ skipping 298 matching lines @@
 // delayed.
 IPC_MESSAGE_ROUTED1(GpuCommandBufferMsg_Echo,
                     IPC::Message /* reply */)
 
 // Response to a GpuChannelMsg_Echo message.
 IPC_MESSAGE_ROUTED0(GpuCommandBufferMsg_EchoAck)
 
 // Send to stub on surface visibility change.
 IPC_MESSAGE_ROUTED1(GpuCommandBufferMsg_SetSurfaceVisible, bool /* visible */)
 
+// Request that the GPU process create/destroy the surface backbuffer.
+IPC_MESSAGE_ROUTED0(GpuCommandBufferMsg_CreateBackbuffer)
+IPC_MESSAGE_ROUTED0(GpuCommandBufferMsg_DestroyBackbuffer)
+
 // Sent to proxy when the gpu memory manager changes its memory allocation.
 IPC_MESSAGE_ROUTED1(GpuCommandBufferMsg_SetMemoryAllocation,
-                    GpuMemoryAllocation /* allocation */)
+                    GpuMemoryAllocationForRenderer /* allocation */)
 
 //------------------------------------------------------------------------------
 // Accelerated Video Decoder Messages
 // These messages are sent from Renderer process to GPU process.
 
 // Send input buffer for decoding.
 IPC_MESSAGE_ROUTED3(AcceleratedVideoDecoderMsg_Decode,
                     base::SharedMemoryHandle, /* input_buffer_handle */
                     int32, /* bitstream_buffer_id */
                     int32) /* size */
@@ skipping 46 matching lines @@
 
 // Confirm decoder has been flushed.
 IPC_MESSAGE_ROUTED0(AcceleratedVideoDecoderHostMsg_FlushDone)
 
 // Confirm decoder has been reset.
 IPC_MESSAGE_ROUTED0(AcceleratedVideoDecoderHostMsg_ResetDone)
 
 // Video decoder has encountered an error.
 IPC_MESSAGE_ROUTED1(AcceleratedVideoDecoderHostMsg_ErrorNotification,
                     uint32) /* Error ID */