Add cc::RendererSettings for use in with cc::Display

ui/compositor/compositor.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 UI_COMPOSITOR_COMPOSITOR_H_
 #define UI_COMPOSITOR_COMPOSITOR_H_
 
 #include <string>
 
 #include "base/containers/hash_tables.h"
@@ skipping 20 matching lines @@
 class MessageLoopProxy;
 class RunLoop;
 }
 
 namespace cc {
 class ContextProvider;
 class GpuMemoryBufferManager;
 class Layer;
 class LayerTreeDebugState;
 class LayerTreeHost;
+class LayerTreeSettings;
 class SharedBitmapManager;
 class SurfaceIdAllocator;
 }
 
 namespace gfx {
 class Rect;
 class Size;
 }
 
 namespace gpu {
@@ skipping 210 matching lines @@
   void DidPostSwapBuffers() override;
   void DidAbortSwapBuffers() override;
 
   int last_started_frame() { return last_started_frame_; }
   int last_ended_frame() { return last_ended_frame_; }
 
   bool IsLocked() { return compositor_lock_ != NULL; }
 
   const cc::LayerTreeDebugState& GetLayerTreeDebugState() const;
   void SetLayerTreeDebugState(const cc::LayerTreeDebugState& debug_state);
+  const cc::LayerTreeSettings& GetLayerTreeSettings() const;

[jamesr, 2014/10/27 05:11:37]

the only caller needs the RendererSettings, not LTH settings - right? can you
make this the tighter type?

 
   LayerAnimatorCollection* layer_animator_collection() {
     return &layer_animator_collection_;
   }
 
   // Inserts a SurfaceSequence that will be satisfied on the next frame this
   // compositor commits and swaps.
   cc::SurfaceSequence InsertSurfaceSequenceForNextFrame();
 
   cc::SurfaceIdAllocator* surface_id_allocator() {
@@ skipping 57 matching lines @@
   LayerAnimatorCollection layer_animator_collection_;
 
   base::WeakPtrFactory<Compositor> schedule_draw_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(Compositor);
 };
 
 }  // namespace ui
 
 #endif  // UI_COMPOSITOR_COMPOSITOR_H_