Replace open-coded toSVG<type> with DEFINE_SVG_PROPERTY_TYPE_CASTS

third_party/WebKit/Source/core/svg/SVGNumberOptionalNumber.h

 /*
  * Copyright (C) 2014 Google 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:
  *
  *     * 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
@@ skipping 13 matching lines @@
  * 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 SVGNumberOptionalNumber_h
 #define SVGNumberOptionalNumber_h
 
-#include "core/svg/SVGAnimatedNumber.h"
+#include "core/svg/SVGNumber.h"
 #include "platform/heap/Handle.h"
 
 namespace blink {
 
 class SVGNumberOptionalNumber : public SVGPropertyBase {
 public:
     // Tearoff of SVGNumberOptionalNumber is never created.
     typedef void TearOffType;
     typedef void PrimitiveType;
 
@@ skipping 19 matching lines @@
 
     DECLARE_VIRTUAL_TRACE();
 
 protected:
     SVGNumberOptionalNumber(PassRefPtrWillBeRawPtr<SVGNumber> firstNumber, PassRefPtrWillBeRawPtr<SVGNumber> secondNumber);
 
     RefPtrWillBeMember<SVGNumber> m_firstNumber;
     RefPtrWillBeMember<SVGNumber> m_secondNumber;
 };
 
-inline PassRefPtrWillBeRawPtr<SVGNumberOptionalNumber> toSVGNumberOptionalNumber(PassRefPtrWillBeRawPtr<SVGPropertyBase> passBase)
-{
-    RefPtrWillBeRawPtr<SVGPropertyBase> base = passBase;
-    ASSERT(base->type() == SVGNumberOptionalNumber::classType());
-    return static_pointer_cast<SVGNumberOptionalNumber>(base.release());
-}
+DEFINE_SVG_PROPERTY_TYPE_CASTS(SVGNumberOptionalNumber);
 
 } // namespace blink
 
 #endif // SVGNumberOptionalNumber_h