Move core/layout/style to core/style

Source/core/layout/style/BorderImageLength.h

Index: Source/core/layout/style/BorderImageLength.h
diff --git a/Source/core/layout/style/BorderImageLength.h b/Source/core/layout/style/BorderImageLength.h
deleted file mode 100644
index 282037f329ae81bb182b775f1aea8e34e3ffd2a7..0000000000000000000000000000000000000000
--- a/Source/core/layout/style/BorderImageLength.h
+++ /dev/null
@@ -1,88 +0,0 @@
-/*
- * Copyright (c) 2013, Opera Software ASA. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are
- * met:
- *
- *     * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *     * 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.
- *     * Neither the name of Opera Software ASA 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 THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT
- * OWNER 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 BorderImageLength_h
-#define BorderImageLength_h
-
-#include "platform/Length.h"
-
-namespace blink {
-
-// Represents an individual computed border image width or outset.
-//
-// http://www.w3.org/TR/css3-background/#border-image-width
-// http://www.w3.org/TR/css3-background/#border-image-outset
-class BorderImageLength {
-public:
-    BorderImageLength(double number)
-        : m_number(number)
-        , m_type(NumberType)
-    {
-    }
-
-    BorderImageLength(const Length& length)
-        : m_length(length)
-        , m_number(0)
-        , m_type(LengthType)
-    {
-    }
-
-    bool isNumber() const { return m_type == NumberType; }
-    bool isLength() const { return m_type == LengthType; }
-
-    const Length& length() const { ASSERT(isLength()); return m_length; }
-    Length& length() { ASSERT(isLength()); return m_length; }
-
-    double number() const { ASSERT(isNumber()); return m_number; }
-
-    bool operator==(const BorderImageLength& other) const
-    {
-        return m_type == other.m_type && m_length == other.m_length && m_number == other.m_number;
-    }
-
-    bool isZero() const
-    {
-        return (isLength() && m_length.isZero()) || (isNumber() && m_number);
-    }
-
-private:
-    // Ideally we would put the 2 following fields in a union, but Length has a constructor,
-    // a destructor and a copy assignment which isn't allowed.
-    Length m_length;
-    double m_number;
-    enum {
-        LengthType,
-        NumberType
-    } m_type;
-};
-
-} // namespace blink
-
-#endif // BorderImageLength_h