Revert "Remove OwnPtr from Blink."

third_party/WebKit/Source/core/dom/ProcessingInstruction.cpp

 /*
  * Copyright (C) 2000 Peter Kelly (pmk@post.com)
  * Copyright (C) 2006, 2008, 2009 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 16 matching lines @@
 #include "core/dom/IncrementLoadEventDelayCount.h"
 #include "core/dom/StyleEngine.h"
 #include "core/fetch/CSSStyleSheetResource.h"
 #include "core/fetch/FetchInitiatorTypeNames.h"
 #include "core/fetch/FetchRequest.h"
 #include "core/fetch/ResourceFetcher.h"
 #include "core/fetch/XSLStyleSheetResource.h"
 #include "core/xml/DocumentXSLT.h"
 #include "core/xml/XSLStyleSheet.h"
 #include "core/xml/parser/XMLDocumentParser.h" // for parseAttributes()
-#include <memory>
 
 namespace blink {
 
 inline ProcessingInstruction::ProcessingInstruction(Document& document, const String& target, const String& data)
     : CharacterData(document, data, CreateOther)
     , m_target(target)
     , m_loading(false)
     , m_alternate(false)
     , m_isCSS(false)
     , m_isXSL(false)
@@ skipping 170 matching lines @@
 
 void ProcessingInstruction::setXSLStyleSheet(const String& href, const KURL& baseURL, const String& sheet)
 {
     if (!inShadowIncludingDocument()) {
         DCHECK(!m_sheet);
         return;
     }
 
     DCHECK(m_isXSL);
     m_sheet = XSLStyleSheet::create(this, href, baseURL);
-    std::unique_ptr<IncrementLoadEventDelayCount> delay = IncrementLoadEventDelayCount::create(document());
+    OwnPtr<IncrementLoadEventDelayCount> delay = IncrementLoadEventDelayCount::create(document());
     parseStyleSheet(sheet);
 }
 
 void ProcessingInstruction::parseStyleSheet(const String& sheet)
 {
     if (m_isCSS)
         toCSSStyleSheet(m_sheet.get())->contents()->parseString(sheet);
     else if (m_isXSL)
         toXSLStyleSheet(m_sheet.get())->parseString(sheet);
 
@@ skipping 56 matching lines @@
 
 DEFINE_TRACE(ProcessingInstruction)
 {
     visitor->trace(m_sheet);
     visitor->trace(m_listenerForXSLT);
     CharacterData::trace(visitor);
     ResourceOwner<StyleSheetResource>::trace(visitor);
 }
 
 } // namespace blink