content: Add multi-proc surface texture support.

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 <string>
 #include <vector>
 
@@ skipping 294 matching lines @@
 
 // Tells the GPU process to crash.
 IPC_MESSAGE_CONTROL0(GpuMsg_Crash)
 
 // Tells the GPU process to hang.
 IPC_MESSAGE_CONTROL0(GpuMsg_Hang)
 
 // Tells the GPU process to disable the watchdog thread.
 IPC_MESSAGE_CONTROL0(GpuMsg_DisableWatchdog)
 
+// Tells the GPU process to create a new surface texture.
+IPC_MESSAGE_CONTROL2(GpuMsg_CreateSurfaceTexture,
+                     int32, /* surface_texture_id */
+                     int32 /* process_handle */)
+
 //------------------------------------------------------------------------------
 // GPU Host Messages
 // These are messages to the browser.
 
 // A renderer sends this when it wants to create a connection to the GPU
 // process. The browser will create the GPU process if necessary, and will
 // return a handle to the channel via a GpuChannelEstablished message.
 IPC_SYNC_MESSAGE_CONTROL1_3(GpuHostMsg_EstablishGpuChannel,
                             content::CauseForGpuLaunch,
                             int /* client id */,
@@ skipping 36 matching lines @@
 
 // Request from GPU to free the browser resources associated with the
 // command buffer.
 IPC_MESSAGE_CONTROL1(GpuHostMsg_DestroyCommandBuffer,
                      int32 /* surface_id */)
 
 // Response from GPU to a GpuMsg_CreateImage message.
 IPC_MESSAGE_CONTROL1(GpuHostMsg_ImageCreated,
                      gfx::Size /* size */)
 
+// Response from GPU to a GpuMsg_CreateSurfaceTexture message.
+IPC_MESSAGE_CONTROL1(GpuHostMsg_SurfaceTextureCreated,
+                     int32 /* surface_texture_id */)
+
 // Response from GPU to a GpuMsg_CollectGraphicsInfo.
 IPC_MESSAGE_CONTROL1(GpuHostMsg_GraphicsInfoCollected,
                      gpu::GPUInfo /* GPU logging stats */)
 
 // Response from GPU to a GpuMsg_GetVideoMemory.
 IPC_MESSAGE_CONTROL1(GpuHostMsg_VideoMemoryUsageStats,
                      content::GPUVideoMemoryUsageStats /* GPU memory stats */)
 
 // Message from GPU to add a GPU log message to the about:gpu page.
 IPC_MESSAGE_CONTROL3(GpuHostMsg_OnLogMessage,
@@ skipping 391 matching lines @@
 
 // Notify the renderer that an output buffer has been filled with encoded data.
 IPC_MESSAGE_ROUTED3(AcceleratedVideoEncoderHostMsg_BitstreamBufferReady,
                     int32 /* bitstream_buffer_id */,
                     uint32 /* payload_size */,
                     bool /* key_frame */)
 
 // Report error condition.
 IPC_MESSAGE_ROUTED1(AcceleratedVideoEncoderHostMsg_NotifyError,
                     media::VideoEncodeAccelerator::Error /* error */)