[cc] Rename all cc/ filenames to Chromium style

cc/CCHeadsUpDisplayLayerImpl.h

Index: cc/CCHeadsUpDisplayLayerImpl.h
diff --git a/cc/CCHeadsUpDisplayLayerImpl.h b/cc/CCHeadsUpDisplayLayerImpl.h
index 47e7cfe73e4252314394e1eed42dfdc6fbcc275f..ec7b16067990b1a8f0d8afbff3e17a255cecb8b9 100644
--- a/cc/CCHeadsUpDisplayLayerImpl.h
+++ b/cc/CCHeadsUpDisplayLayerImpl.h
@@ -2,56 +2,5 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef CCHeadsUpDisplayLayerImpl_h
-#define CCHeadsUpDisplayLayerImpl_h
-
-#include "base/memory/scoped_ptr.h"
-#include "CCFontAtlas.h"
-#include "CCLayerImpl.h"
-#include "CCScopedTexture.h"
-
-class SkCanvas;
-
-namespace cc {
-
-class CCDebugRectHistory;
-class CCFontAtlas;
-class CCFrameRateCounter;
-
-class CCHeadsUpDisplayLayerImpl : public CCLayerImpl {
-public:
-    static scoped_ptr<CCHeadsUpDisplayLayerImpl> create(int id)
-    {
-        return make_scoped_ptr(new CCHeadsUpDisplayLayerImpl(id));
-    }
-    virtual ~CCHeadsUpDisplayLayerImpl();
-
-    void setFontAtlas(scoped_ptr<CCFontAtlas>);
-
-    virtual void willDraw(CCResourceProvider*) OVERRIDE;
-    virtual void appendQuads(CCQuadSink&, CCAppendQuadsData&) OVERRIDE;
-    void updateHudTexture(CCResourceProvider*);
-    virtual void didDraw(CCResourceProvider*) OVERRIDE;
-
-    virtual void didLoseContext() OVERRIDE;
-
-    virtual bool layerIsAlwaysDamaged() const OVERRIDE;
-
-private:
-    explicit CCHeadsUpDisplayLayerImpl(int);
-
-    virtual const char* layerTypeAsString() const OVERRIDE;
-
-    void drawHudContents(SkCanvas*);
-    void drawFPSCounter(SkCanvas*, CCFrameRateCounter*, int top, int height);
-    void drawFPSCounterText(SkCanvas*, CCFrameRateCounter*, int top, int width, int height);
-    void drawDebugRects(SkCanvas*, CCDebugRectHistory*);
-
-    scoped_ptr<CCFontAtlas> m_fontAtlas;
-    OwnPtr<CCScopedTexture> m_hudTexture;
-    OwnPtr<SkCanvas> m_hudCanvas;
-};
-
-}  // namespace cc
-
-#endif // CCHeadsUpDisplayLayerImpl_h
+// Temporary forwarding header
+#include "cc/heads_up_display_layer_impl.h"