Finish the rename from cc::GraphicsContext to cc::OutputSurface

cc/tiled_layer_impl.h

 // Copyright 2011 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_TILED_LAYER_IMPL_H_
 #define CC_TILED_LAYER_IMPL_H_
 
 #include "cc/cc_export.h"
 #include "cc/layer_impl.h"
 
@@ skipping 15 matching lines @@
     virtual ResourceProvider::ResourceId contentsResourceId() const OVERRIDE;
 
     virtual void dumpLayerProperties(std::string*, int indent) const OVERRIDE;
 
     void setSkipsDraw(bool skipsDraw) { m_skipsDraw = skipsDraw; }
     void setTilingData(const LayerTilingData& tiler);
     void pushTileProperties(int, int, ResourceProvider::ResourceId, const gfx::Rect& opaqueRect, bool contentsSwizzled);
     void pushInvalidTile(int, int);
 
     virtual Region visibleContentOpaqueRegion() const OVERRIDE;
-    virtual void didLoseContext() OVERRIDE;
+    virtual void didLoseOutputSurface() OVERRIDE;
 
 protected:
     explicit TiledLayerImpl(int id);
     // Exposed for testing.
     bool hasTileAt(int, int) const;
     bool hasResourceIdForTileAt(int, int) const;
 
     virtual void getDebugBorderProperties(SkColor*, float* width) const OVERRIDE;
 
 private:
 
     virtual const char* layerTypeAsString() const OVERRIDE;
 
     DrawableTile* tileAt(int, int) const;
     DrawableTile* createTile(int, int);
 
     bool m_skipsDraw;
 
     scoped_ptr<LayerTilingData> m_tiler;
 };
 
 }
 
 #endif  // CC_TILED_LAYER_IMPL_H_