Move frame eviction into components

content/browser/renderer_host/delegated_frame_host.h

 // Copyright 2014 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_BROWSER_RENDERER_HOST_DELEGATED_FRAME_HOST_H_
 #define CONTENT_BROWSER_RENDERER_HOST_DELEGATED_FRAME_HOST_H_
 
 #include <stdint.h>
 
 #include <vector>
 
 #include "base/gtest_prod_util.h"
 #include "cc/output/begin_frame_args.h"
 #include "cc/output/copy_output_result.h"
 #include "cc/scheduler/begin_frame_source.h"
 #include "cc/surfaces/compositor_frame_sink_support_client.h"
+#include "components/viz/frame_sinks/frame_evictor.h"
 #include "content/browser/compositor/image_transport_factory.h"
 #include "content/browser/compositor/owned_mailbox.h"
-#include "content/browser/renderer_host/delegated_frame_evictor.h"
 #include "content/browser/renderer_host/dip_util.h"
 #include "content/browser/renderer_host/render_widget_host_impl.h"
 #include "content/browser/renderer_host/render_widget_host_view_base.h"
 #include "content/common/content_export.h"
 #include "content/public/browser/render_process_host.h"
 #include "ui/compositor/compositor.h"
 #include "ui/compositor/compositor_observer.h"
 #include "ui/compositor/compositor_vsync_manager.h"
 #include "ui/compositor/layer.h"
 #include "ui/events/event.h"
@@ skipping 49 matching lines @@
 };
 
 // The DelegatedFrameHost is used to host all of the RenderWidgetHostView state
 // and functionality that is associated with delegated frames being sent from
 // the RenderWidget. The DelegatedFrameHost will push these changes through to
 // the ui::Compositor associated with its DelegatedFrameHostClient.
 class CONTENT_EXPORT DelegatedFrameHost
     : public ui::CompositorObserver,
       public ui::CompositorVSyncManager::Observer,
       public ui::ContextFactoryObserver,
-      public DelegatedFrameEvictorClient,
+      public viz::FrameEvictorClient,
       public NON_EXPORTED_BASE(cc::CompositorFrameSinkSupportClient),
       public base::SupportsWeakPtr<DelegatedFrameHost> {
  public:
   DelegatedFrameHost(const cc::FrameSinkId& frame_sink_id,
                      DelegatedFrameHostClient* client);
   ~DelegatedFrameHost() override;
 
   // ui::CompositorObserver implementation.
   void OnCompositingDidCommit(ui::Compositor* compositor) override;
   void OnCompositingStarted(ui::Compositor* compositor,
                             base::TimeTicks start_time) override;
   void OnCompositingLockStateChanged(ui::Compositor* compositor) override;
   void OnCompositingShuttingDown(ui::Compositor* compositor) override;
 
   // ui::CompositorVSyncManager::Observer implementation.
   void OnUpdateVSyncParameters(base::TimeTicks timebase,
                                base::TimeDelta interval) override;
 
   // ImageTransportFactoryObserver implementation.
   void OnLostResources() override;
 
-  // DelegatedFrameEvictorClient implementation.
+  // FrameEvictorClient implementation.
   void EvictDelegatedFrame() override;
 
   // cc::CompositorFrameSinkSupportClient implementation.
   void DidReceiveCompositorFrameAck() override;
   void OnBeginFrame(const cc::BeginFrameArgs& args) override;
   void ReclaimResources(const cc::ReturnedResourceArray& resources) override;
   void WillDrawSurface(const cc::LocalSurfaceId& id,
                        const gfx::Rect& damage_rect) override;
 
   // Public interface exposed to RenderWidgetHostView.
@@ skipping 194 matching lines @@
   std::unique_ptr<display_compositor::ReadbackYUVInterface>
       yuv_readback_pipeline_;
 
   bool needs_begin_frame_ = false;
   uint32_t latest_confirmed_begin_frame_source_id_ = 0;
   uint64_t latest_confirmed_begin_frame_sequence_number_ =
       cc::BeginFrameArgs::kInvalidFrameNumber;
 
   bool has_frame_ = false;
 
-  std::unique_ptr<DelegatedFrameEvictor> delegated_frame_evictor_;
+  std::unique_ptr<viz::FrameEvictor> frame_evictor_;
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_RENDERER_HOST_DELEGATED_FRAME_HOST_H_