cc: Delete the Renderer base class.

cc/trees/layer_tree_host_impl.h

 // Copyright 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.
 
 #ifndef CC_TREES_LAYER_TREE_HOST_IMPL_H_
 #define CC_TREES_LAYER_TREE_HOST_IMPL_H_
 
 #include <stddef.h>
 
 #include <bitset>
 #include <memory>
 #include <set>
 #include <string>
 #include <unordered_map>
 #include <vector>
 
 #include "base/callback.h"
 #include "base/macros.h"
 #include "base/time/time.h"
 #include "cc/animation/layer_tree_mutator.h"
 #include "cc/base/cc_export.h"
 #include "cc/base/synced_property.h"
 #include "cc/debug/micro_benchmark_controller_impl.h"
 #include "cc/input/input_handler.h"
 #include "cc/input/scrollbar_animation_controller.h"
 #include "cc/input/top_controls_manager_client.h"
 #include "cc/layers/layer_collections.h"
 #include "cc/layers/render_pass_sink.h"
 #include "cc/output/begin_frame_args.h"
+#include "cc/output/delegating_renderer.h"
 #include "cc/output/managed_memory_policy.h"
 #include "cc/output/output_surface_client.h"
 #include "cc/output/renderer.h"
 #include "cc/quads/render_pass.h"
 #include "cc/resources/resource_provider.h"
 #include "cc/resources/ui_resource_client.h"
 #include "cc/scheduler/begin_frame_tracker.h"
 #include "cc/scheduler/commit_earlyout_reason.h"
 #include "cc/scheduler/draw_result.h"
 #include "cc/scheduler/video_frame_controller.h"
@@ skipping 92 matching lines @@
   virtual void OnDrawForOutputSurface(bool resourceless_software_draw) = 0;
 
  protected:
   virtual ~LayerTreeHostImplClient() {}
 };
 
 // LayerTreeHostImpl owns the LayerImpl trees as well as associated rendering
 // state.
 class CC_EXPORT LayerTreeHostImpl
     : public InputHandler,
-      public RendererClient,
       public TileManagerClient,
       public OutputSurfaceClient,
       public TopControlsManagerClient,
       public ScrollbarAnimationControllerClient,
       public VideoFrameControllerClient,
       public LayerTreeMutatorClient,
       public MutatorHostClient,
       public base::SupportsWeakPtr<LayerTreeHostImpl> {
  public:
   static std::unique_ptr<LayerTreeHostImpl> Create(
@@ skipping 87 matching lines @@
   virtual void BeginCommit();
   virtual void CommitComplete();
   virtual void UpdateAnimationState(bool start_ready_animations);
   bool Mutate(base::TimeTicks monotonic_time);
   void ActivateAnimations();
   void Animate();
   void AnimatePendingTreeAfterCommit();
   void MainThreadHasStoppedFlinging();
   void DidAnimateScrollOffset();
   void SetViewportDamage(const gfx::Rect& damage_rect);
+  void SetFullViewportDamage();
 
   void SetTreeLayerFilterMutated(ElementId element_id,
                                  LayerTreeImpl* tree,
                                  const FilterOperations& filters);
   void SetTreeLayerOpacityMutated(ElementId element_id,
                                   LayerTreeImpl* tree,
                                   float opacity);
   void SetTreeLayerTransformMutated(ElementId element_id,
                                     LayerTreeImpl* tree,
                                     const gfx::Transform& transform);
@@ skipping 69 matching lines @@
 
   DrawMode GetDrawMode() const;
 
   // Viewport size in draw space: this size is in physical pixels and is used
   // for draw properties, tilings, quads and render passes.
   gfx::Size DrawViewportSize() const;
 
   // Viewport rect in view space used for tiling prioritization.
   const gfx::Rect ViewportRectForTilePriority() const;
 
-  // RendererClient implementation.
-  void SetFullRootLayerDamage() override;
-
   // TileManagerClient implementation.
   void NotifyReadyToActivate() override;
   void NotifyReadyToDraw() override;
   void NotifyAllTileTasksCompleted() override;
   void NotifyTileStateChanged(const Tile* tile) override;
   std::unique_ptr<RasterTilePriorityQueue> BuildRasterQueue(
       TreePriority tree_priority,
       RasterTilePriorityQueue::Type type) override;
   std::unique_ptr<EvictionTilePriorityQueue> BuildEvictionQueue(
       TreePriority tree_priority) override;
@@ skipping 63 matching lines @@
   bool use_msaa() const { return use_msaa_; }
 
   GpuRasterizationStatus gpu_rasterization_status() const {
     return gpu_rasterization_status_;
   }
 
   bool create_low_res_tiling() const {
     return settings_.create_low_res_tiling && !use_gpu_rasterization_;
   }
   ResourcePool* resource_pool() { return resource_pool_.get(); }
-  Renderer* renderer() { return renderer_.get(); }
+  DelegatingRenderer* renderer() { return renderer_.get(); }
   ImageDecodeController* image_decode_controller() {
     return image_decode_controller_.get();
   }
   const RendererCapabilitiesImpl& GetRendererCapabilities() const;
 
   bool SwapBuffers(const FrameData& frame);
   virtual void WillBeginImplFrame(const BeginFrameArgs& args);
   virtual void DidFinishImplFrame();
   void DidModifyTilePriorities();
 
@@ skipping 123 matching lines @@
 
   // Returns the amount of delta that can be applied to scroll_node, taking
   // page scale into account.
   gfx::Vector2dF ComputeScrollDelta(ScrollNode* scroll_node,
                                     const gfx::Vector2dF& delta);
 
   void ScheduleMicroBenchmark(std::unique_ptr<MicroBenchmarkImpl> benchmark);
 
   CompositorFrameMetadata MakeCompositorFrameMetadata() const;
   // Viewport rectangle and clip in nonflipped window space.  These rects
-  // should only be used by Renderer subclasses to populate glViewport/glClip
-  // and their software-mode equivalents.
+  // should only be used in the CompositorFrame to describe the physical
+  // viewport for drawing.
   gfx::Rect DeviceViewport() const;
 
   // When a SwapPromiseMonitor is created on the impl thread, it calls
   // InsertSwapPromiseMonitor() to register itself with LayerTreeHostImpl.
   // When the monitor is destroyed, it calls RemoveSwapPromiseMonitor()
   // to unregister itself.
   void InsertSwapPromiseMonitor(SwapPromiseMonitor* monitor);
   void RemoveSwapPromiseMonitor(SwapPromiseMonitor* monitor);
 
   // TODO(weiliangc): Replace RequiresHighResToDraw with scheduler waits for
@@ skipping 154 matching lines @@
   std::unique_ptr<ResourceProvider> resource_provider_;
   bool content_is_suitable_for_gpu_rasterization_;
   bool has_gpu_rasterization_trigger_;
   bool use_gpu_rasterization_;
   bool use_msaa_;
   GpuRasterizationStatus gpu_rasterization_status_;
   bool tree_resources_for_gpu_rasterization_dirty_;
   std::unique_ptr<RasterBufferProvider> raster_buffer_provider_;
   std::unique_ptr<TileTaskManager> tile_task_manager_;
   std::unique_ptr<ResourcePool> resource_pool_;
-  std::unique_ptr<Renderer> renderer_;
+  std::unique_ptr<DelegatingRenderer> renderer_;
   std::unique_ptr<ImageDecodeController> image_decode_controller_;
 
   GlobalStateThatImpactsTilePriority global_tile_state_;
 
   // Tree currently being drawn.
   std::unique_ptr<LayerTreeImpl> active_tree_;
 
   // In impl-side painting mode, tree with possibly incomplete rasterized
   // content. May be promoted to active by ActivatePendingTree().
   std::unique_ptr<LayerTreeImpl> pending_tree_;
@@ skipping 94 matching lines @@
 
   std::unique_ptr<PendingTreeDurationHistogramTimer>
       pending_tree_duration_timer_;
 
   DISALLOW_COPY_AND_ASSIGN(LayerTreeHostImpl);
 };
 
 }  // namespace cc
 
 #endif  // CC_TREES_LAYER_TREE_HOST_IMPL_H_