Revert "Remove OwnPtr from Blink."

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

Index: third_party/WebKit/Source/core/dom/SelectorQuery.cpp
diff --git a/third_party/WebKit/Source/core/dom/SelectorQuery.cpp b/third_party/WebKit/Source/core/dom/SelectorQuery.cpp
index 212d353a15db86993d98e6d39140a9c352b1789c..9fc5886c2acef31281dde655c4feeca57445cec5 100644
--- a/third_party/WebKit/Source/core/dom/SelectorQuery.cpp
+++ b/third_party/WebKit/Source/core/dom/SelectorQuery.cpp
@@ -36,8 +36,6 @@
 #include "core/dom/StaticNodeList.h"
 #include "core/dom/shadow/ElementShadow.h"
 #include "core/dom/shadow/ShadowRoot.h"
-#include "wtf/PtrUtil.h"
-#include <memory>
 
 namespace blink {
 
@@ -527,9 +525,9 @@ void SelectorDataList::execute(ContainerNode& rootNode, typename SelectorQueryTr
     findTraverseRootsAndExecute<SelectorQueryTrait>(rootNode, output);
 }
 
-std::unique_ptr<SelectorQuery> SelectorQuery::adopt(CSSSelectorList selectorList)
+PassOwnPtr<SelectorQuery> SelectorQuery::adopt(CSSSelectorList selectorList)
 {
-    return wrapUnique(new SelectorQuery(std::move(selectorList)));
+    return adoptPtr(new SelectorQuery(std::move(selectorList)));
 }
 
 SelectorQuery::SelectorQuery(CSSSelectorList selectorList)
@@ -560,7 +558,7 @@ Element* SelectorQuery::queryFirst(ContainerNode& rootNode) const
 
 SelectorQuery* SelectorQueryCache::add(const AtomicString& selectors, const Document& document, ExceptionState& exceptionState)
 {
-    HashMap<AtomicString, std::unique_ptr<SelectorQuery>>::iterator it = m_entries.find(selectors);
+    HashMap<AtomicString, OwnPtr<SelectorQuery>>::iterator it = m_entries.find(selectors);
     if (it != m_entries.end())
         return it->value.get();