Revert of Reland r165710 "Replace RenderFullScreen with top layer"

Source/core/rendering/RenderFullScreen.h

Index: Source/core/rendering/RenderFullScreen.h
diff --git a/Source/core/rendering/RenderFullScreen.h b/Source/core/rendering/RenderFullScreen.h
new file mode 100644
index 0000000000000000000000000000000000000000..285dbd21a70bb6d039efcec2e58f1f54fe0ecd9c
--- /dev/null
+++ b/Source/core/rendering/RenderFullScreen.h
@@ -0,0 +1,60 @@
+/*
+ * Copyright (C) 2010 Apple 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:
+ * 1.  Redistributions of source code must retain the above copyright
+ *     notice, this list of conditions and the following disclaimer.
+ * 2.  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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS 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 APPLE INC. OR ITS 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 RenderFullScreen_h
+#define RenderFullScreen_h
+
+#include "core/rendering/RenderFlexibleBox.h"
+#include "core/rendering/style/StyleInheritedData.h"
+
+namespace WebCore {
+
+class RenderFullScreen FINAL : public RenderFlexibleBox {
+public:
+    static RenderFullScreen* createAnonymous(Document*);
+
+    virtual bool isRenderFullScreen() const OVERRIDE { return true; }
+    virtual const char* renderName() const OVERRIDE { return "RenderFullScreen"; }
+
+    void setPlaceholder(RenderBlock*);
+    RenderBlock* placeholder() { return m_placeholder; }
+    void createPlaceholder(PassRefPtr<RenderStyle>, const LayoutRect& frameRect);
+
+
+    static RenderObject* wrapRenderer(RenderObject*, RenderObject*, Document*);
+    void unwrapRenderer();
+
+private:
+    RenderFullScreen();
+    virtual void willBeDestroyed() OVERRIDE;
+
+protected:
+    RenderBlock* m_placeholder;
+};
+
+DEFINE_RENDER_OBJECT_TYPE_CASTS(RenderFullScreen, isRenderFullScreen());
+
+}
+
+#endif