Create Source/modules/accessibility/ and move most of core/accessibility/* into it

Source/core/accessibility/AXTableRow.h

-/*
- * Copyright (C) 2008 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.
- * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
- *     its contributors may be used to endorse or promote products derived
- *     from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY APPLE 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 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 AXTableRow_h
-#define AXTableRow_h
-
-#include "core/accessibility/AXRenderObject.h"
-
-namespace blink {
-
-class AXTableRow : public AXRenderObject {
-
-protected:
-    explicit AXTableRow(RenderObject*);
-public:
-    static PassRefPtr<AXTableRow> create(RenderObject*);
-    virtual ~AXTableRow();
-
-    virtual bool isTableRow() const override final;
-
-    // retrieves the "row" header (a th tag in the rightmost column)
-    virtual AXObject* headerObject();
-    AXObject* parentTable() const;
-
-    void setRowIndex(int rowIndex) { m_rowIndex = rowIndex; }
-    int rowIndex() const { return m_rowIndex; }
-
-    // allows the table to add other children that may not originate
-    // in the row, but their col/row spans overlap into it
-    void appendChild(AXObject*);
-
-protected:
-    virtual AccessibilityRole determineAccessibilityRole() override final;
-
-private:
-    int m_rowIndex;
-
-    virtual AXObject* observableObject() const override final;
-    virtual bool computeAccessibilityIsIgnored() const override final;
-};
-
-DEFINE_AX_OBJECT_TYPE_CASTS(AXTableRow, isTableRow());
-
-} // namespace blink
-
-#endif // AXTableRow_h