Revert "Remove OwnPtr from Blink."

third_party/WebKit/Source/core/css/parser/CSSParser.cpp

 // Copyright 2014 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/parser/CSSParser.h"
 
 #include "core/css/CSSColorValue.h"
 #include "core/css/CSSKeyframeRule.h"
 #include "core/css/StyleColor.h"
 #include "core/css/StylePropertySet.h"
 #include "core/css/StyleRule.h"
 #include "core/css/StyleSheetContents.h"
 #include "core/css/parser/CSSParserFastPaths.h"
 #include "core/css/parser/CSSParserImpl.h"
 #include "core/css/parser/CSSPropertyParser.h"
 #include "core/css/parser/CSSSelectorParser.h"
 #include "core/css/parser/CSSSupportsParser.h"
 #include "core/css/parser/CSSTokenizer.h"
 #include "core/css/parser/CSSVariableParser.h"
 #include "core/layout/LayoutTheme.h"
-#include <memory>
 
 namespace blink {
 
 bool CSSParser::parseDeclarationList(const CSSParserContext& context, MutableStylePropertySet* propertySet, const String& declaration)
 {
     return CSSParserImpl::parseDeclarationList(propertySet, declaration, context);
 }
 
 void CSSParser::parseDeclarationListForInspector(const CSSParserContext& context, const String& declaration, CSSParserObserver& observer)
 {
@@ skipping 76 matching lines @@
         return value;
     CSSTokenizer::Scope scope(string);
     return CSSPropertyParser::parseSingleValue(propertyID, scope.tokenRange(), context);
 }
 
 ImmutableStylePropertySet* CSSParser::parseInlineStyleDeclaration(const String& styleString, Element* element)
 {
     return CSSParserImpl::parseInlineStyleDeclaration(styleString, element);
 }
 
-std::unique_ptr<Vector<double>> CSSParser::parseKeyframeKeyList(const String& keyList)
+PassOwnPtr<Vector<double>> CSSParser::parseKeyframeKeyList(const String& keyList)
 {
     return CSSParserImpl::parseKeyframeKeyList(keyList);
 }
 
 StyleRuleKeyframe* CSSParser::parseKeyframeRule(const CSSParserContext& context, const String& rule)
 {
     StyleRuleBase* keyframe = CSSParserImpl::parseRule(rule, context, nullptr, CSSParserImpl::KeyframeRules);
     return toStyleRuleKeyframe(keyframe);
 }
 
@@ skipping 46 matching lines @@
     builder.append(" : ");
     builder.append(propertyValue);
     builder.append("; }");
     StyleRuleBase* rule = parseRule(context, nullptr, builder.toString());
     if (!rule || !rule->isFontFaceRule())
         return nullptr;
     return toStyleRuleFontFace(rule)->properties().getPropertyCSSValue(propertyID);
 }
 
 } // namespace blink