content/gpu: Simplify stub scheduling.

content/common/gpu/gpu_channel.cc

 // 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.
 
 #include "content/common/gpu/gpu_channel.h"
 
 #if defined(OS_WIN)
 #include <windows.h>
 #endif
 
@@ skipping 668 matching lines @@
 void GpuChannel::OnAddSubscription(unsigned int target) {
   gpu_channel_manager()->Send(
       new GpuHostMsg_AddSubscription(client_id_, target));
 }
 
 void GpuChannel::OnRemoveSubscription(unsigned int target) {
   gpu_channel_manager()->Send(
       new GpuHostMsg_RemoveSubscription(client_id_, target));
 }
 
-void GpuChannel::StubSchedulingChanged(bool scheduled) {
+void GpuChannel::OnStubSchedulingChanged(GpuCommandBufferStub* stub,
+                                         bool scheduled) {
   bool a_stub_was_descheduled = num_stubs_descheduled_ > 0;
   if (scheduled) {
     num_stubs_descheduled_--;
     ScheduleHandleMessage();
   } else {
     num_stubs_descheduled_++;
   }
   DCHECK_LE(num_stubs_descheduled_, stubs_.size());
   bool a_stub_is_descheduled = num_stubs_descheduled_ > 0;
 
@@ skipping 304 matching lines @@
   auto stream_it = streams_.find(stream_id);
   DCHECK(stream_it != streams_.end());
   stream_it->second.RemoveRoute(route_id);
   if (!stream_it->second.HasRoutes())
     streams_.erase(stream_it);
 
   // In case the renderer is currently blocked waiting for a sync reply from the
   // stub, we need to make sure to reschedule the GpuChannel here.
   if (!stub->IsScheduled()) {
     // This stub won't get a chance to reschedule, so update the count now.
-    StubSchedulingChanged(true);
+    OnStubSchedulingChanged(stub.get(), true);
   }
 }
 
 void GpuChannel::OnCreateJpegDecoder(int32 route_id, IPC::Message* reply_msg) {
   if (!jpeg_decoder_) {
     jpeg_decoder_.reset(new GpuJpegDecodeAccelerator(this, io_task_runner_));
   }
   jpeg_decoder_->AddClient(route_id, reply_msg);
 }
 
@@ skipping 60 matching lines @@
     }
   }
 }
 
 void GpuChannel::HandleUpdateValueState(
     unsigned int target, const gpu::ValueState& state) {
   pending_valuebuffer_state_->UpdateState(target, state);
 }
 
 }  // namespace content