Make channel preemption not require view contexts for hookup

content/common/gpu/image_transport_surface.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.
 
 #ifndef CONTENT_COMMON_GPU_IMAGE_TRANSPORT_SURFACE_H_
 #define CONTENT_COMMON_GPU_IMAGE_TRANSPORT_SURFACE_H_
 
 #include <vector>
 
 #include "base/callback.h"
@@ skipping 103 matching lines @@
   // IPC::Listener implementation:
   bool OnMessageReceived(const IPC::Message& message) override;
 
   // Helper send functions. Caller fills in the surface specific params
   // like size and surface id. The helper fills in the rest.
 #if defined(OS_MACOSX)
   void SendAcceleratedSurfaceBuffersSwapped(
       GpuHostMsg_AcceleratedSurfaceBuffersSwapped_Params params);
 #endif
 
-  void SetPreemptByFlag(
-      scoped_refptr<gpu::PreemptionFlag> preemption_flag);
-
   // Make the surface's context current.
   bool MakeCurrent();
 
   // Set the default swap interval on the surface.
   static void SetSwapInterval(gfx::GLContext* context);
 
   GpuChannelManager* manager() const { return manager_; }
   GpuCommandBufferStub* stub() const { return stub_.get(); }
 
  private:
@@ skipping 64 matching lines @@
   bool did_set_swap_interval_;
   std::vector<ui::LatencyInfo> latency_info_;
   base::WeakPtrFactory<PassThroughImageTransportSurface> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(PassThroughImageTransportSurface);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_COMMON_GPU_IMAGE_TRANSPORT_SURFACE_H_