Remove LayoutState.

sky/engine/core/rendering/LayoutState.h

Index: sky/engine/core/rendering/LayoutState.h
diff --git a/sky/engine/core/rendering/LayoutState.h b/sky/engine/core/rendering/LayoutState.h
deleted file mode 100644
index 5354a44f002eb0740793380da52c90a471e3edd7..0000000000000000000000000000000000000000
--- a/sky/engine/core/rendering/LayoutState.h
+++ /dev/null
@@ -1,73 +0,0 @@
-/*
- * Copyright (C) 2007 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. ``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
- * 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 SKY_ENGINE_CORE_RENDERING_LAYOUTSTATE_H_
-#define SKY_ENGINE_CORE_RENDERING_LAYOUTSTATE_H_
-
-#include "sky/engine/platform/geometry/LayoutRect.h"
-#include "sky/engine/wtf/HashMap.h"
-#include "sky/engine/wtf/Noncopyable.h"
-
-namespace blink {
-
-class RenderBox;
-class RenderObject;
-class RenderInline;
-class RenderView;
-
-class LayoutState {
-    WTF_MAKE_NONCOPYABLE(LayoutState);
-public:
-    // Constructor for root LayoutState created by RenderView
-    explicit LayoutState(RenderView&);
-    // Constructor for sub-tree Layout and RenderTableSections
-    explicit LayoutState(RenderObject& root);
-
-    LayoutState(RenderBox&, const LayoutSize& offset, bool containingBlockLogicalWidthChanged = false);
-    LayoutState(RenderInline&);
-
-    ~LayoutState();
-
-    const LayoutSize& layoutOffset() const { return m_layoutOffset; }
-    bool containingBlockLogicalWidthChanged() const { return m_containingBlockLogicalWidthChanged; }
-
-    LayoutState* next() const { return m_next; }
-
-    RenderObject& renderer() const { return m_renderer; }
-
-private:
-    bool m_containingBlockLogicalWidthChanged : 1;
-
-    LayoutState* m_next;
-
-    // x/y offset from container. Does not include relative positioning or scroll offsets.
-    LayoutSize m_layoutOffset;
-
-    RenderObject& m_renderer;
-};
-
-} // namespace blink
-
-#endif  // SKY_ENGINE_CORE_RENDERING_LAYOUTSTATE_H_