gpu: Add support for GLX_EXT_texture_from_pixmap extension.

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 220 matching lines @@
                      IPC::ChannelHandle /* channel_handle */)
 
 // Tells the GPU process to create a new command buffer that renders directly
 // to a native view. A corresponding GpuCommandBufferStub is created.
 IPC_MESSAGE_CONTROL4(GpuMsg_CreateViewCommandBuffer,
                      gfx::GLSurfaceHandle, /* compositing_surface */
                      int32, /* surface_id */
                      int32, /* client_id */
                      GPUCreateCommandBufferConfig /* init_params */)
 
+// Tells the GPU process to create a new image from a window. Images
+// can be bound to textures using CHROMIUM_texture_from_image.
+IPC_MESSAGE_CONTROL3(GpuMsg_CreateImage,
+                     gfx::PluginWindowHandle, /* window */
+                     int32, /* client_id */
+                     int32 /* image_id */)
+
+// Tells the GPU process to delete image.
+IPC_MESSAGE_CONTROL2(GpuMsg_DeleteImage,
+                     int32, /* client_id */
+                     int32 /* image_id */)
+
 // Tells the GPU process to create a context for collecting graphics card
 // information.
 IPC_MESSAGE_CONTROL0(GpuMsg_CollectGraphicsInfo)
 
 // Tells the GPU process to report video_memory information for the task manager
 IPC_MESSAGE_CONTROL0(GpuMsg_GetVideoMemoryUsageStats)
 
 // Tells the GPU process' memory manager how many visible windows there are, so
 // it can partition memory amongst them.
 IPC_MESSAGE_CONTROL1(GpuMsg_SetVideoMemoryWindowCount,
@@ skipping 53 matching lines @@
 
 // Respond from GPU to a GpuMsg_CreateViewCommandBuffer message.
 IPC_MESSAGE_CONTROL1(GpuHostMsg_CommandBufferCreated,
                      int32 /* route_id */)
 
 // 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_CollectGraphicsInfo.
 IPC_MESSAGE_CONTROL1(GpuHostMsg_GraphicsInfoCollected,
                      content::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 308 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 */