Remove TiledBacking / TileCache code

Source/WebCore/platform/graphics/TiledBackingStore.h

Index: Source/WebCore/platform/graphics/TiledBackingStore.h
diff --git a/Source/WebCore/platform/graphics/TiledBackingStore.h b/Source/WebCore/platform/graphics/TiledBackingStore.h
deleted file mode 100644
index 6ac8da75115fba90f87d64d10818f10302c0b603..0000000000000000000000000000000000000000
--- a/Source/WebCore/platform/graphics/TiledBackingStore.h
+++ /dev/null
@@ -1,148 +0,0 @@
-/*
- Copyright (C) 2010-2012 Nokia Corporation and/or its subsidiary(-ies)
- 
- This library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Library General Public
- License as published by the Free Software Foundation; either
- version 2 of the License, or (at your option) any later version.
- 
- This library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- Library General Public License for more details.
- 
- You should have received a copy of the GNU Library General Public License
- along with this library; see the file COPYING.LIB.  If not, write to
- the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
- Boston, MA 02110-1301, USA.
- */
-
-#ifndef TiledBackingStore_h
-#define TiledBackingStore_h
-
-#if USE(TILED_BACKING_STORE)
-
-#include "FloatPoint.h"
-#include "IntPoint.h"
-#include "IntRect.h"
-#include "Tile.h"
-#include "TiledBackingStoreBackend.h"
-#include "Timer.h"
-#include <wtf/Assertions.h>
-#include <wtf/HashMap.h>
-#include <wtf/RefPtr.h>
-
-namespace WebCore {
-
-class GraphicsContext;
-class TiledBackingStore;
-class TiledBackingStoreClient;
-
-class TiledBackingStore {
-    WTF_MAKE_NONCOPYABLE(TiledBackingStore); WTF_MAKE_FAST_ALLOCATED;
-public:
-    TiledBackingStore(TiledBackingStoreClient*, PassOwnPtr<TiledBackingStoreBackend> = TiledBackingStoreBackend::create());
-    ~TiledBackingStore();
-
-    TiledBackingStoreClient* client() { return m_client; }
-
-    // Used when class methods cannot be called asynchronously by client.
-    // Updates of tiles are committed as soon as all the events in event queue have been processed.
-    void setCommitTileUpdatesOnIdleEventLoop(bool enable) { m_commitTileUpdatesOnIdleEventLoop = enable; }
-
-    void setTrajectoryVector(const FloatPoint&);
-    void coverWithTilesIfNeeded();
-
-    float contentsScale() { return m_contentsScale; }
-    void setContentsScale(float);
-
-    bool contentsFrozen() const { return m_contentsFrozen; }
-    void setContentsFrozen(bool);
-
-    void updateTileBuffers();
-
-    void invalidate(const IntRect& dirtyRect);
-    void paint(GraphicsContext*, const IntRect&);
-
-    IntSize tileSize() { return m_tileSize; }
-    void setTileSize(const IntSize&);
-
-    IntRect mapToContents(const IntRect&) const;
-    IntRect mapFromContents(const IntRect&) const;
-
-    IntRect tileRectForCoordinate(const Tile::Coordinate&) const;
-    Tile::Coordinate tileCoordinateForPoint(const IntPoint&) const;
-    double tileDistance(const IntRect& viewport, const Tile::Coordinate&) const;
-
-    IntRect coverRect() const { return m_coverRect; }
-    bool visibleAreaIsCovered() const;
-    void removeAllNonVisibleTiles();
-
-    void setSupportsAlpha(bool);
-
-private:
-    void startTileBufferUpdateTimer();
-    void startBackingStoreUpdateTimer(double = 0);
-
-    void tileBufferUpdateTimerFired(Timer<TiledBackingStore>*);
-    void backingStoreUpdateTimerFired(Timer<TiledBackingStore>*);
-
-    void createTiles();
-    void computeCoverAndKeepRect(const IntRect& visibleRect, IntRect& coverRect, IntRect& keepRect) const;
-
-    bool isBackingStoreUpdatesSuspended() const;
-    bool isTileBufferUpdatesSuspended() const;
-
-    void commitScaleChange();
-
-    bool resizeEdgeTiles();
-    void setCoverRect(const IntRect& rect) { m_coverRect = rect; }
-    void setKeepRect(const IntRect&);
-
-    PassRefPtr<Tile> tileAt(const Tile::Coordinate&) const;
-    void setTile(const Tile::Coordinate& coordinate, PassRefPtr<Tile> tile);
-    void removeTile(const Tile::Coordinate& coordinate);
-
-    IntRect visibleRect() const;
-
-    float coverageRatio(const IntRect&) const;
-    void adjustForContentsRect(IntRect&) const;
-
-    void paintCheckerPattern(GraphicsContext*, const IntRect&, const Tile::Coordinate&);
-
-private:
-    TiledBackingStoreClient* m_client;
-    OwnPtr<TiledBackingStoreBackend> m_backend;
-
-    typedef HashMap<Tile::Coordinate, RefPtr<Tile> > TileMap;
-    TileMap m_tiles;
-
-    Timer<TiledBackingStore> m_tileBufferUpdateTimer;
-    Timer<TiledBackingStore> m_backingStoreUpdateTimer;
-
-    IntSize m_tileSize;
-    float m_coverAreaMultiplier;
-
-    FloatPoint m_trajectoryVector;
-    FloatPoint m_pendingTrajectoryVector;
-    IntRect m_visibleRect;
-
-    IntRect m_coverRect;
-    IntRect m_keepRect;
-    IntRect m_rect;
-
-    float m_contentsScale;
-    float m_pendingScale;
-
-    bool m_commitTileUpdatesOnIdleEventLoop;
-    bool m_contentsFrozen;
-    bool m_supportsAlpha;
-    bool m_pendingTileCreation;
-
-    friend class Tile;
-};
-
-}
-
-#endif
-#endif