cc: Rename DisplayListRasterSource to just RasterSource.

cc/playback/display_list_raster_source.h

Index: cc/playback/display_list_raster_source.h
diff --git a/cc/playback/display_list_raster_source.h b/cc/playback/display_list_raster_source.h
deleted file mode 100644
index f9df1964f66c6208065da73aeef6d463be33424e..0000000000000000000000000000000000000000
--- a/cc/playback/display_list_raster_source.h
+++ /dev/null
@@ -1,177 +0,0 @@
-// 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 CC_PLAYBACK_DISPLAY_LIST_RASTER_SOURCE_H_
-#define CC_PLAYBACK_DISPLAY_LIST_RASTER_SOURCE_H_
-
-#include <stddef.h>
-
-#include <vector>
-
-#include "base/macros.h"
-#include "base/memory/scoped_ptr.h"
-#include "base/threading/thread_checker.h"
-#include "base/trace_event/memory_allocator_dump.h"
-#include "base/trace_event/memory_dump_provider.h"
-#include "cc/base/cc_export.h"
-#include "cc/debug/rendering_stats_instrumentation.h"
-#include "cc/playback/display_list_recording_source.h"
-#include "skia/ext/analysis_canvas.h"
-#include "third_party/skia/include/core/SkPicture.h"
-
-namespace cc {
-class DisplayItemList;
-class DrawImage;
-class ImageDecodeController;
-
-class CC_EXPORT DisplayListRasterSource
-    : public base::trace_event::MemoryDumpProvider,
-      public base::RefCountedThreadSafe<DisplayListRasterSource> {
- public:
-  static scoped_refptr<DisplayListRasterSource>
-  CreateFromDisplayListRecordingSource(const DisplayListRecordingSource* other,
-                                       bool can_use_lcd_text);
-
-  // Raster a subrect of this RasterSource into the given canvas. It is
-  // assumed that contents_scale has already been applied to this canvas.
-  // Writes the total number of pixels rasterized and the time spent
-  // rasterizing to the stats if the respective pointer is not nullptr.
-  // It is assumed that the canvas passed here will only be rasterized by
-  // this raster source via this call.
-  //
-  // Virtual for testing.
-  //
-  // Note that this should only be called after the image decode controller has
-  // been set, which happens during commit.
-  virtual void PlaybackToCanvas(SkCanvas* canvas,
-                                const gfx::Rect& canvas_bitmap_rect,
-                                const gfx::Rect& canvas_playback_rect,
-                                float contents_scale,
-                                bool include_images) const;
-
-  // Similar to above, except that the canvas passed here can (or was already)
-  // rasterized into by another raster source. That is, it is not safe to clear
-  // the canvas or discard its underlying memory.
-  void PlaybackToSharedCanvas(SkCanvas* canvas,
-                              const gfx::Rect& canvas_rect,
-                              float contents_scale,
-                              bool include_images) const;
-
-  // Returns whether the given rect at given scale is of solid color in
-  // this raster source, as well as the solid color value.
-  bool PerformSolidColorAnalysis(const gfx::Rect& content_rect,
-                                 float contents_scale,
-                                 SkColor* color) const;
-
-  // Returns true iff the whole raster source is of solid color.
-  bool IsSolidColor() const;
-
-  // Returns the color of the raster source if it is solid color. The results
-  // are unspecified if IsSolidColor returns false.
-  SkColor GetSolidColor() const;
-
-  // Returns the size of this raster source.
-  gfx::Size GetSize() const;
-
-  // Populate the given list with all images that may overlap the given
-  // rect in layer space. The returned draw images' matrices are modified as if
-  // they were being using during raster at scale |raster_scale|.
-  void GetDiscardableImagesInRect(const gfx::Rect& layer_rect,
-                                  float raster_scale,
-                                  std::vector<DrawImage>* images) const;
-
-  // Return true iff this raster source can raster the given rect in layer
-  // space.
-  bool CoversRect(const gfx::Rect& layer_rect) const;
-
-  // Returns true if this raster source has anything to rasterize.
-  virtual bool HasRecordings() const;
-
-  // Valid rectangle in which everything is recorded and can be rastered from.
-  virtual gfx::Rect RecordedViewport() const;
-
-  // Informs the raster source that it should attempt to use distance field text
-  // during rasterization.
-  virtual void SetShouldAttemptToUseDistanceFieldText();
-
-  // Return true iff this raster source would benefit from using distance
-  // field text.
-  virtual bool ShouldAttemptToUseDistanceFieldText() const;
-
-  // Tracing functionality.
-  virtual void DidBeginTracing();
-  virtual void AsValueInto(base::trace_event::TracedValue* array) const;
-  virtual sk_sp<SkPicture> GetFlattenedPicture();
-  virtual size_t GetPictureMemoryUsage() const;
-
-  // Return true if LCD anti-aliasing may be used when rastering text.
-  virtual bool CanUseLCDText() const;
-
-  scoped_refptr<DisplayListRasterSource> CreateCloneWithoutLCDText() const;
-
-  // Image decode controller should be set once. Its lifetime has to exceed that
-  // of the raster source, since the raster source will access it during raster.
-  void SetImageDecodeController(ImageDecodeController* image_decode_controller);
-
-  // base::trace_event::MemoryDumpProvider implementation
-  bool OnMemoryDump(const base::trace_event::MemoryDumpArgs& args,
-                    base::trace_event::ProcessMemoryDump* pmd) override;
-
- protected:
-  friend class base::RefCountedThreadSafe<DisplayListRasterSource>;
-
-  DisplayListRasterSource(const DisplayListRecordingSource* other,
-                          bool can_use_lcd_text);
-  DisplayListRasterSource(const DisplayListRasterSource* other,
-                          bool can_use_lcd_text);
-  ~DisplayListRasterSource() override;
-
-  // These members are const as this raster source may be in use on another
-  // thread and so should not be touched after construction.
-  const scoped_refptr<DisplayItemList> display_list_;
-  const size_t painter_reported_memory_usage_;
-  const SkColor background_color_;
-  const bool requires_clear_;
-  const bool can_use_lcd_text_;
-  const bool is_solid_color_;
-  const SkColor solid_color_;
-  const gfx::Rect recorded_viewport_;
-  const gfx::Size size_;
-  const bool clear_canvas_with_debug_color_;
-  const int slow_down_raster_scale_factor_for_debug_;
-  // TODO(enne/vmiura): this has a read/write race between raster and compositor
-  // threads with multi-threaded Ganesh.  Make this const or remove it.
-  bool should_attempt_to_use_distance_field_text_;
-
-  // In practice, this is only set once before raster begins, so it's ok with
-  // respect to threading.
-  ImageDecodeController* image_decode_controller_;
-
- private:
-  // Called when analyzing a tile. We can use AnalysisCanvas as
-  // SkPicture::AbortCallback, which allows us to early out from analysis.
-  void RasterForAnalysis(skia::AnalysisCanvas* canvas,
-                         const gfx::Rect& canvas_rect,
-                         float contents_scale) const;
-
-  void RasterCommon(SkCanvas* canvas,
-                    SkPicture::AbortCallback* callback,
-                    const gfx::Rect& canvas_bitmap_rect,
-                    const gfx::Rect& canvas_playback_rect,
-                    float contents_scale) const;
-
-  void PrepareForPlaybackToCanvas(SkCanvas* canvas,
-                                  const gfx::Rect& canvas_bitmap_rect,
-                                  const gfx::Rect& canvas_playback_rect,
-                                  float contents_scale) const;
-
-  // Used to ensure that memory dump logic always happens on the same thread.
-  base::ThreadChecker memory_dump_thread_checker_;
-
-  DISALLOW_COPY_AND_ASSIGN(DisplayListRasterSource);
-};
-
-}  // namespace cc
-
-#endif  // CC_PLAYBACK_DISPLAY_LIST_RASTER_SOURCE_H_