Animation: FilterStyleInterpolation for animating filter

Source/core/css/CSSValueList.h

 /*
  * (C) 1999-2003 Lars Knoll (knoll@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010 Apple Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
@@ skipping 12 matching lines @@
 
 #include "core/css/CSSValue.h"
 #include "wtf/PassRefPtr.h"
 #include "wtf/Vector.h"
 
 namespace blink {
 
 class CSSValueList : public CSSValue {
 public:
     using iterator = WillBeHeapVector<RefPtrWillBeMember<CSSValue>, 4>::iterator;
+    using const_iterator = WillBeHeapVector<RefPtrWillBeMember<CSSValue>, 4>::const_iterator;

[Timothy Loh, 2015/04/08 07:59:43]

needs a rebase? I think we have these already

[Eric Willigers, 2015/04/08 08:30:40]

Done.

 
     static PassRefPtrWillBeRawPtr<CSSValueList> createCommaSeparated()
     {
         return adoptRefWillBeNoop(new CSSValueList(CommaSeparator));
     }
     static PassRefPtrWillBeRawPtr<CSSValueList> createSpaceSeparated()
     {
         return adoptRefWillBeNoop(new CSSValueList(SpaceSeparator));
     }
     static PassRefPtrWillBeRawPtr<CSSValueList> createSlashSeparated()
     {
         return adoptRefWillBeNoop(new CSSValueList(SlashSeparator));
     }
 
     iterator begin() { return m_values.begin(); }
     iterator end() { return m_values.end(); }
+    const_iterator begin() const { return m_values.begin(); }
+    const_iterator end() const { return m_values.end(); }
 
     size_t length() const { return m_values.size(); }
     CSSValue* item(size_t index) { return m_values[index].get(); }
     const CSSValue* item(size_t index) const { return m_values[index].get(); }
     CSSValue* itemWithBoundsCheck(size_t index) { return index < m_values.size() ? m_values[index].get() : 0; }
     const CSSValue* itemWithBoundsCheck(size_t index) const { return index < m_values.size() ? m_values[index].get() : 0; }
 
     void append(PassRefPtrWillBeRawPtr<CSSValue> value) { m_values.append(value); }
     void prepend(PassRefPtrWillBeRawPtr<CSSValue> value) { m_values.prepend(value); }
     bool removeAll(CSSValue*);
@@ skipping 14 matching lines @@
     explicit CSSValueList(ValueListSeparator);
 
     WillBeHeapVector<RefPtrWillBeMember<CSSValue>, 4> m_values;
 };
 
 DEFINE_CSS_VALUE_TYPE_CASTS(CSSValueList, isValueList());
 
 } // namespace blink
 
 #endif // CSSValueList_h