cc: Rename ImageDecodeController to ImageDecodeCache.

cc/playback/raster_source.cc

 // 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.
 
 #include "cc/playback/raster_source.h"
 
 #include <stddef.h>
 
 #include "base/trace_event/trace_event.h"
 #include "cc/base/math_util.h"
@@ skipping 23 matching lines @@
       requires_clear_(other->requires_clear_),
       can_use_lcd_text_(can_use_lcd_text),
       is_solid_color_(other->is_solid_color_),
       solid_color_(other->solid_color_),
       recorded_viewport_(other->recorded_viewport_),
       size_(other->size_),
       clear_canvas_with_debug_color_(other->clear_canvas_with_debug_color_),
       slow_down_raster_scale_factor_for_debug_(
           other->slow_down_raster_scale_factor_for_debug_),
       should_attempt_to_use_distance_field_text_(false),
-      image_decode_controller_(nullptr) {}
+      image_decode_cache_(nullptr) {}
 
 RasterSource::RasterSource(const RasterSource* other, bool can_use_lcd_text)
     : display_list_(other->display_list_),
       painter_reported_memory_usage_(other->painter_reported_memory_usage_),
       background_color_(other->background_color_),
       requires_clear_(other->requires_clear_),
       can_use_lcd_text_(can_use_lcd_text),
       is_solid_color_(other->is_solid_color_),
       solid_color_(other->solid_color_),
       recorded_viewport_(other->recorded_viewport_),
       size_(other->size_),
       clear_canvas_with_debug_color_(other->clear_canvas_with_debug_color_),
       slow_down_raster_scale_factor_for_debug_(
           other->slow_down_raster_scale_factor_for_debug_),
       should_attempt_to_use_distance_field_text_(
           other->should_attempt_to_use_distance_field_text_),
-      image_decode_controller_(other->image_decode_controller_) {
-}
+      image_decode_cache_(other->image_decode_cache_) {}
 
 RasterSource::~RasterSource() {
 }
 
 void RasterSource::PlaybackToCanvas(SkCanvas* raster_canvas,
                                     const gfx::Rect& canvas_bitmap_rect,
                                     const gfx::Rect& canvas_playback_rect,
                                     const gfx::SizeF& raster_scales,
                                     const PlaybackSettings& settings) const {
   SkIRect raster_bounds = gfx::RectToSkIRect(canvas_bitmap_rect);
@@ skipping 15 matching lines @@
                                     const PlaybackSettings& settings) const {
   if (!settings.playback_to_shared_canvas)
     PrepareForPlaybackToCanvas(raster_canvas);
 
   if (settings.skip_images) {
     SkipImageCanvas canvas(raster_canvas);
     RasterCommon(&canvas, nullptr);
   } else if (settings.use_image_hijack_canvas) {
     const SkImageInfo& info = raster_canvas->imageInfo();
 
-    ImageHijackCanvas canvas(info.width(), info.height(),
-                             image_decode_controller_);
+    ImageHijackCanvas canvas(info.width(), info.height(), image_decode_cache_);
     // Before adding the canvas, make sure that the ImageHijackCanvas is aware
     // of the current transform and clip, which may affect the clip bounds.
     // Since we query the clip bounds of the current canvas to get the list of
     // draw commands to process, this is important to produce correct content.
     SkIRect raster_bounds;
     raster_canvas->getClipDeviceBounds(&raster_bounds);
     canvas.clipRect(SkRect::MakeFromIRect(raster_bounds));
     canvas.setMatrix(raster_canvas->getTotalMatrix());
     canvas.addCanvas(raster_canvas);
 
@@ skipping 195 matching lines @@
   bool can_use_lcd_text = false;
   return scoped_refptr<RasterSource>(new RasterSource(this, can_use_lcd_text));
 }
 
 RasterSource::PlaybackSettings::PlaybackSettings()
     : playback_to_shared_canvas(false),
       skip_images(false),
       use_image_hijack_canvas(true) {}
 
 }  // namespace cc