GL Implementation for GPU Discardable

gpu/ipc/service/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 "gpu/ipc/service/gpu_channel.h"
 
 #include <utility>
 
 #if defined(OS_WIN)
 #include <windows.h>
@@ skipping 547 matching lines @@
 FilteredSender::FilteredSender() = default;
 
 FilteredSender::~FilteredSender() = default;
 
 GpuChannel::GpuChannel(
     GpuChannelManager* gpu_channel_manager,
     SyncPointManager* sync_point_manager,
     GpuWatchdogThread* watchdog,
     scoped_refptr<gl::GLShareGroup> share_group,
     scoped_refptr<gles2::MailboxManager> mailbox_manager,
+    scoped_refptr<ServiceDiscardableManager> discardable_manager,
     scoped_refptr<PreemptionFlag> preempting_flag,
     scoped_refptr<PreemptionFlag> preempted_flag,
     scoped_refptr<base::SingleThreadTaskRunner> task_runner,
     scoped_refptr<base::SingleThreadTaskRunner> io_task_runner,
     int32_t client_id,
     uint64_t client_tracing_id,
     bool is_gpu_host)
     : gpu_channel_manager_(gpu_channel_manager),
       sync_point_manager_(sync_point_manager),
       preempting_flag_(preempting_flag),
       preempted_flag_(preempted_flag),
       client_id_(client_id),
       client_tracing_id_(client_tracing_id),
       task_runner_(task_runner),
       io_task_runner_(io_task_runner),
       share_group_(share_group),
       mailbox_manager_(mailbox_manager),
       watchdog_(watchdog),
+      discardable_manager_(std::move(discardable_manager)),
       is_gpu_host_(is_gpu_host),
       weak_factory_(this) {
   DCHECK(gpu_channel_manager);
   DCHECK(client_id);
+  CHECK(discardable_manager_);
 
   message_queue_ = new GpuChannelMessageQueue(this, task_runner, io_task_runner,
                                               preempting_flag, preempted_flag,
                                               sync_point_manager);
 
   filter_ = new GpuChannelMessageFilter(this, message_queue_, task_runner);
 }
 
 GpuChannel::~GpuChannel() {
   // Clear stubs first because of dependencies.
@@ skipping 346 matching lines @@
 
       return manager->gpu_memory_buffer_factory()
           ->AsImageFactory()
           ->CreateImageForGpuMemoryBuffer(handle, size, format, internalformat,
                                           client_id_, surface_handle);
     }
   }
 }
 
 }  // namespace gpu