Merge ReferenceFilter into Filter

Source/platform/graphics/filters/FilterOperation.h

 /*
  * Copyright (C) 2011 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
@@ skipping 12 matching lines @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #ifndef FilterOperation_h
 #define FilterOperation_h
 
 #include "platform/Length.h"
 #include "platform/PlatformExport.h"
 #include "platform/graphics/Color.h"
 #include "platform/graphics/filters/Filter.h"
-#include "platform/graphics/filters/ReferenceFilter.h"
 #include "platform/heap/Handle.h"
 #include "wtf/OwnPtr.h"
 #include "wtf/PassOwnPtr.h"
 #include "wtf/RefCounted.h"
 #include "wtf/text/WTFString.h"
 
 namespace blink {
 
 // CSS Filters
 
@@ skipping 73 matching lines @@
     {
         return adoptRefWillBeNoop(new ReferenceFilterOperation(url, fragment));
     }
 
     bool affectsOpacity() const override { return true; }
     bool movesPixels() const override { return true; }
 
     const String& url() const { return m_url; }
     const AtomicString& fragment() const { return m_fragment; }
 
-    ReferenceFilter* filter() const { return m_filter.get(); }
-    void setFilter(PassRefPtrWillBeRawPtr<ReferenceFilter> filter) { m_filter = filter; }
+    Filter* filter() const { return m_filter.get(); }
+    void setFilter(PassRefPtrWillBeRawPtr<Filter> filter) { m_filter = filter; }
 
     DECLARE_VIRTUAL_TRACE();
 
 private:
     PassRefPtrWillBeRawPtr<FilterOperation> blend(const FilterOperation* from, double progress) const override
     {
         ASSERT_NOT_REACHED();
         return nullptr;
     }
 
     bool operator==(const FilterOperation& o) const override
     {
         if (!isSameType(o))
             return false;
         const ReferenceFilterOperation* other = static_cast<const ReferenceFilterOperation*>(&o);
         return m_url == other->m_url;
     }
 
     ReferenceFilterOperation(const String& url, const AtomicString& fragment)
         : FilterOperation(REFERENCE)
         , m_url(url)
         , m_fragment(fragment)
     {
     }
 
     String m_url;
     AtomicString m_fragment;
-    RefPtrWillBeMember<ReferenceFilter> m_filter;
+    RefPtrWillBeMember<Filter> m_filter;
 };
 
 DEFINE_FILTER_OPERATION_TYPE_CASTS(ReferenceFilterOperation, REFERENCE);
 
 // GRAYSCALE, SEPIA, SATURATE and HUE_ROTATE are variations on a basic color matrix effect.
 // For HUE_ROTATE, the angle of rotation is stored in m_amount.
 class PLATFORM_EXPORT BasicColorMatrixFilterOperation : public FilterOperation {
 public:
     static PassRefPtrWillBeRawPtr<BasicColorMatrixFilterOperation> create(double amount, OperationType type)
     {
@@ skipping 143 matching lines @@
     int m_stdDeviation;
     Color m_color;
 };
 
 DEFINE_FILTER_OPERATION_TYPE_CASTS(DropShadowFilterOperation, DROP_SHADOW);
 
 } // namespace blink
 
 
 #endif // FilterOperation_h