cc: Remove DelegatingRenderer.

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>
@@ skipping 10 matching lines @@
 #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/context_cache_controller.h"
-#include "cc/output/delegating_renderer.h"
 #include "cc/output/managed_memory_policy.h"
 #include "cc/output/output_surface_client.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"
 #include "cc/tiles/image_decode_controller.h"
@@ skipping 349 matching lines @@
   // Implementation.
   int id() const { return id_; }
   bool CanDraw() const;
   OutputSurface* output_surface() const { return output_surface_; }
   void ReleaseOutputSurface();
 
   std::string LayerTreeAsJson() const;
 
   int RequestedMSAASampleCount() const;
 
+  // TODO(danakj): Rename this, there is no renderer.
   virtual bool InitializeRenderer(OutputSurface* output_surface);
   TileManager* tile_manager() { return &tile_manager_; }
 
   void SetHasGpuRasterizationTrigger(bool flag);
   void SetContentIsSuitableForGpuRasterization(bool flag);
   bool CanUseGpuRasterization();
   bool use_gpu_rasterization() const { return use_gpu_rasterization_; }
   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(); }
-  DelegatingRenderer* renderer() { return renderer_.get(); }
   ImageDecodeController* image_decode_controller() {
     return image_decode_controller_.get();
   }
 
   virtual void WillBeginImplFrame(const BeginFrameArgs& args);
   virtual void DidFinishImplFrame();
   void DidModifyTilePriorities();
 
   LayerTreeImpl* active_tree() { return active_tree_.get(); }
   const LayerTreeImpl* active_tree() const { return active_tree_.get(); }
@@ skipping 111 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.
+  // Viewport rectangle and clip in device space.  These rects are used to
+  // prioritize raster and determine what is submitted in a CompositorFrame.
   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 72 matching lines @@
 
   BeginFrameTracker current_begin_frame_tracker_;
 
  private:
   gfx::Vector2dF ScrollNodeWithViewportSpaceDelta(
       ScrollNode* scroll_node,
       const gfx::PointF& viewport_point,
       const gfx::Vector2dF& viewport_delta,
       ScrollTree* scroll_tree);
 
-  void CreateAndSetRenderer();
   void CleanUpTileManagerAndUIResources();
   void CreateTileManagerResources();
   void ReleaseTreeResources();
   void RecreateTreeResources();
 
   void AnimateInternal(bool active_tree);
 
   // Returns true if status changed.
   bool UpdateGpuRasterizationStatus();
   void UpdateTreeResourcesForGpuRasterizationIfNeeded();
@@ skipping 80 matching lines @@
   std::unique_ptr<ResourceProvider> resource_provider_;
   bool need_update_gpu_rasterization_status_;
   bool content_is_suitable_for_gpu_rasterization_;
   bool has_gpu_rasterization_trigger_;
   bool use_gpu_rasterization_;
   bool use_msaa_;
   GpuRasterizationStatus gpu_rasterization_status_;
   std::unique_ptr<RasterBufferProvider> raster_buffer_provider_;
   std::unique_ptr<TileTaskManager> tile_task_manager_;
   std::unique_ptr<ResourcePool> resource_pool_;
-  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_