[cc] Rename all cc/ filenames to Chromium style

cc/canvas_layer_texture_updater.h

Index: cc/canvas_layer_texture_updater.h
diff --git a/cc/canvas_layer_texture_updater.h b/cc/canvas_layer_texture_updater.h
index 638cbb270ce9b24689d5095baf174ade4f4d1a13..c8bb9b058a685dd9cb5639fab0f6814bc6b3a760 100644
--- a/cc/canvas_layer_texture_updater.h
+++ b/cc/canvas_layer_texture_updater.h
@@ -1,3 +1,39 @@
-// Copyright 2012 The Chromium Authors. All rights reserved.
+// 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 CanvasLayerTextureUpdater_h
+#define CanvasLayerTextureUpdater_h
+
+#if USE(ACCELERATED_COMPOSITING)
+
+#include "LayerTextureUpdater.h"
+
+class SkCanvas;
+
+namespace cc {
+
+class LayerPainterChromium;
+
+// Base class for BitmapCanvasLayerTextureUpdater and
+// SkPictureCanvasLayerTextureUpdater that reduces code duplication between
+// their respective paintContents implementations.
+class CanvasLayerTextureUpdater : public LayerTextureUpdater {
+public:
+    virtual ~CanvasLayerTextureUpdater();
+
+protected:
+    explicit CanvasLayerTextureUpdater(PassOwnPtr<LayerPainterChromium>);
+
+    void paintContents(SkCanvas*, const IntRect& contentRect, float contentsWidthScale, float contentsHeightScale, IntRect& resultingOpaqueRect, CCRenderingStats&);
+    const IntRect& contentRect() const { return m_contentRect; }
+
+private:
+    IntRect m_contentRect;
+    OwnPtr<LayerPainterChromium> m_painter;
+};
+
+} // namespace cc
+#endif // USE(ACCELERATED_COMPOSITING)
+#endif // CanvasLayerTextureUpdater_h