Delete blink::ImageQualityController

sky/engine/core/rendering/ImageQualityController.h

Index: sky/engine/core/rendering/ImageQualityController.h
diff --git a/sky/engine/core/rendering/ImageQualityController.h b/sky/engine/core/rendering/ImageQualityController.h
deleted file mode 100644
index 4179de3c5f9bcf467aa20c38c9b4a1e106d9391b..0000000000000000000000000000000000000000
--- a/sky/engine/core/rendering/ImageQualityController.h
+++ /dev/null
@@ -1,82 +0,0 @@
-/*
- * Copyright (C) 2013 Google Inc. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are
- * met:
- *
- *     * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following disclaimer
- * in the documentation and/or other materials provided with the
- * distribution.
- *     * Neither the name of Google Inc. nor the names of its
- * contributors may be used to endorse or promote products derived from
- * this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#ifndef SKY_ENGINE_CORE_RENDERING_IMAGEQUALITYCONTROLLER_H_
-#define SKY_ENGINE_CORE_RENDERING_IMAGEQUALITYCONTROLLER_H_
-
-#include "sky/engine/core/rendering/RenderObject.h"
-#include "sky/engine/platform/geometry/IntSize.h"
-#include "sky/engine/platform/geometry/LayoutSize.h"
-#include "sky/engine/platform/graphics/Image.h"
-#include "sky/engine/platform/graphics/ImageOrientation.h"
-#include "sky/engine/platform/graphics/ImageSource.h"
-#include "sky/engine/wtf/HashMap.h"
-
-namespace blink {
-
-typedef HashMap<const void*, LayoutSize> LayerSizeMap;
-typedef HashMap<RenderObject*, LayerSizeMap> ObjectLayerSizeMap;
-
-class ImageQualityController final {
-    WTF_MAKE_NONCOPYABLE(ImageQualityController); WTF_MAKE_FAST_ALLOCATED;
-public:
-    ~ImageQualityController();
-
-    static ImageQualityController* imageQualityController();
-
-    static void remove(RenderObject*);
-
-    InterpolationQuality chooseInterpolationQuality(GraphicsContext*, RenderObject*, Image*, const void* layer, const LayoutSize&);
-
-    // For testing.
-    static bool has(RenderObject*);
-    // This is public for testing. Do not call this from other classes.
-    void set(RenderObject*, LayerSizeMap* innerMap, const void* layer, const LayoutSize&);
-
-private:
-    ImageQualityController();
-
-    bool shouldPaintAtLowQuality(GraphicsContext*, RenderObject*, Image*, const void* layer, const LayoutSize&);
-    void removeLayer(RenderObject*, LayerSizeMap* innerMap, const void* layer);
-    void objectDestroyed(RenderObject*);
-    bool isEmpty() { return m_objectLayerSizeMap.isEmpty(); }
-
-    void highQualityRepaintTimerFired(Timer<ImageQualityController>*);
-    void restartTimer();
-
-    ObjectLayerSizeMap m_objectLayerSizeMap;
-    Timer<ImageQualityController> m_timer;
-    bool m_animatedResizeIsActive;
-    bool m_liveResizeOptimizationIsActive;
-};
-
-} // namespace blink
-
-#endif  // SKY_ENGINE_CORE_RENDERING_IMAGEQUALITYCONTROLLER_H_