Execute all GL commands up to the put offset reported by a flush.

content/common/gpu/gpu_messages.h

 // Copyright (c) 2011 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>
 
@@ skipping 282 matching lines @@
 // Tells the GPU process to create a new command buffer that renders to an
 // offscreen frame buffer.
 IPC_SYNC_MESSAGE_CONTROL2_1(GpuChannelMsg_CreateOffscreenCommandBuffer,
                             gfx::Size, /* size */
                             GPUCreateCommandBufferConfig, /* init_params */
                             int32 /* route_id */)
 
 // The CommandBufferProxy sends this to the GpuCommandBufferStub in its
 // destructor, so that the stub deletes the actual CommandBufferService
 // object that it's hosting.
-// TODO(apatrick): Implement this.
 IPC_SYNC_MESSAGE_CONTROL1_0(GpuChannelMsg_DestroyCommandBuffer,
                             int32 /* instance_id */)
 
 // Create a surface for offscreen rendering.
 IPC_SYNC_MESSAGE_CONTROL1_1(GpuChannelMsg_CreateOffscreenSurface,
                             gfx::Size, /* size */
                             int /* route_id */)
 
 // Destroy a surface by routing id.
 IPC_MESSAGE_CONTROL1(GpuChannelMsg_DestroySurface,
@@ skipping 35 matching lines @@
                            uint32 /* flush_count */,
                            gpu::CommandBuffer::State /* state */)
 
 // Asynchronously synchronize the put and get offsets of both processes.
 // Caller passes its current put offset. Current state (including get offset)
 // is returned via an UpdateState message.
 IPC_MESSAGE_ROUTED2(GpuCommandBufferMsg_AsyncFlush,
                     int32 /* put_offset */,
                     uint32 /* flush_count */)
 
+// Asynchronously process any commands known to the GPU process. This is only
+// used in the event that a channel is unscheduled and needs to be flushed
+// again to process any commands issued subsequent to unscheduling. The GPU
+// process actually sends it (deferred) to itself.
+IPC_MESSAGE_ROUTED0(GpuCommandBufferMsg_Rescheduled)
+
 // Return the current state of the command buffer following a request via
 // an AsyncGetState or AsyncFlush message. (This message is sent from the
 // GPU process to the renderer process.)
 IPC_MESSAGE_ROUTED1(GpuCommandBufferMsg_UpdateState,
                     gpu::CommandBuffer::State /* state */)
 
 // Indicates that a SwapBuffers call has been issued.
 IPC_MESSAGE_ROUTED0(GpuCommandBufferMsg_SwapBuffers)
 
 // Create a shared memory transfer buffer. Returns an id that can be used to
@@ skipping 166 matching lines @@
 
 // Confirm decoder has been reset.
 IPC_MESSAGE_ROUTED0(AcceleratedVideoDecoderHostMsg_ResetDone)
 
 // Decoder has faced end of stream marker in the stream.
 IPC_MESSAGE_ROUTED0(AcceleratedVideoDecoderHostMsg_EndOfStream)
 
 // Video decoder has encountered an error.
 IPC_MESSAGE_ROUTED1(AcceleratedVideoDecoderHostMsg_ErrorNotification,
                     uint32) /* Error ID */