gpu: Use mojom.GpuService API for memory allocation.

content/common/gpu_host_messages.h

Index: content/common/gpu_host_messages.h
diff --git a/content/common/gpu_host_messages.h b/content/common/gpu_host_messages.h
index ad66d2f927b88276d28cb514591bd19eee763178..62b7f0bef3a6bd7a92e4fa75c602068709e5f25d 100644
--- a/content/common/gpu_host_messages.h
+++ b/content/common/gpu_host_messages.h
@@ -22,29 +22,10 @@
 
 #define IPC_MESSAGE_START GpuMsgStart
 
-IPC_STRUCT_BEGIN(GpuMsg_CreateGpuMemoryBuffer_Params)
-  IPC_STRUCT_MEMBER(gfx::GpuMemoryBufferId, id)
-  IPC_STRUCT_MEMBER(gfx::Size, size)
-  IPC_STRUCT_MEMBER(gfx::BufferFormat, format)
-  IPC_STRUCT_MEMBER(gfx::BufferUsage, usage)
-  IPC_STRUCT_MEMBER(int32_t, client_id)
-  IPC_STRUCT_MEMBER(gpu::SurfaceHandle, surface_handle)
-IPC_STRUCT_END()
-
 //------------------------------------------------------------------------------
 // GPU Messages
 // These are messages from the browser to the GPU process.
 
-// Tells the GPU process to create a new gpu memory buffer.
-IPC_MESSAGE_CONTROL1(GpuMsg_CreateGpuMemoryBuffer,
-                     GpuMsg_CreateGpuMemoryBuffer_Params)
-
-// Tells the GPU process to destroy buffer.
-IPC_MESSAGE_CONTROL3(GpuMsg_DestroyGpuMemoryBuffer,
-                     gfx::GpuMemoryBufferId, /* id */
-                     int32_t,                /* client_id */
-                     gpu::SyncToken /* sync_token */)
-
 // Tells the GPU process that the browser has seen a GPU switch.
 IPC_MESSAGE_CONTROL0(GpuMsg_GpuSwitched)
 
@@ -52,9 +33,5 @@ IPC_MESSAGE_CONTROL0(GpuMsg_GpuSwitched)
 // GPU Host Messages
 // These are messages to the browser.
 
-// Response from GPU to a GpuMsg_CreateGpuMemoryBuffer message.
-IPC_MESSAGE_CONTROL1(GpuHostMsg_GpuMemoryBufferCreated,
-                     gfx::GpuMemoryBufferHandle /* handle */)
-
 // Sent by the GPU process to indicate that a fields trial has been activated.
 IPC_MESSAGE_CONTROL1(GpuHostMsg_FieldTrialActivated, std::string /* name */)