bindings: Make some value iterator properties aliases to Array.prototype functions

third_party/WebKit/Source/core/css/cssom/CSSUnparsedValue.cpp

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "core/css/cssom/CSSUnparsedValue.h"
 
 #include "core/css/cssom/CSSStyleVariableReferenceValue.h"
 #include "core/css/parser/CSSTokenizer.h"
 #include "wtf/text/StringBuilder.h"
 
 namespace blink {
 
 namespace {
 
-class UnparsedValueIterationSource final
-    : public ValueIterable<StringOrCSSVariableReferenceValue>::IterationSource {
- public:
-  explicit UnparsedValueIterationSource(CSSUnparsedValue* unparsedValue)
-      : m_unparsedValue(unparsedValue) {}
-
-  bool next(ScriptState*,
-            StringOrCSSVariableReferenceValue& value,
-            ExceptionState&) override {
-    if (m_index >= m_unparsedValue->size())
-      return false;
-    value = m_unparsedValue->fragmentAtIndex(m_index);
-    return true;
-  }
-
-  DEFINE_INLINE_VIRTUAL_TRACE() {
-    visitor->trace(m_unparsedValue);
-    ValueIterable<StringOrCSSVariableReferenceValue>::IterationSource::trace(
-        visitor);
-  }
-
- private:
-  const Member<CSSUnparsedValue> m_unparsedValue;
-};
-
 StringView findVariableName(CSSParserTokenRange& range) {
   range.consumeWhitespace();
   return range.consume().value();
 }
 
 StringOrCSSVariableReferenceValue variableReferenceValue(
     const StringView& variableName,
     const HeapVector<StringOrCSSVariableReferenceValue>& fragments) {
   CSSUnparsedValue* unparsedValue;
   if (fragments.size() == 0)
@@ skipping 32 matching lines @@
   }
   if (!builder.isEmpty()) {
     fragments.push_back(
         StringOrCSSVariableReferenceValue::fromString(builder.toString()));
   }
   return fragments;
 }
 
 }  // namespace
 
-ValueIterable<StringOrCSSVariableReferenceValue>::IterationSource*
-CSSUnparsedValue::startIteration(ScriptState*, ExceptionState&) {
-  return new UnparsedValueIterationSource(this);
-}
-
 CSSUnparsedValue* CSSUnparsedValue::fromCSSValue(
     const CSSVariableReferenceValue& cssVariableReferenceValue) {
   return CSSUnparsedValue::create(parserTokenRangeToFragments(
       cssVariableReferenceValue.variableDataValue()->tokenRange()));
 }
 
 CSSValue* CSSUnparsedValue::toCSSValue() const {
   StringBuilder tokens;
 
   for (unsigned i = 0; i < m_fragments.size(); i++) {
@@ skipping 10 matching lines @@
     }
   }
 
   CSSTokenizer tokenizer(tokens.toString());
   return CSSVariableReferenceValue::create(CSSVariableData::create(
       tokenizer.tokenRange(), false /* isAnimationTainted */,
       true /* needsVariableResolution */));
 }
 
 }  // namespace blink