Revert "Remove OwnPtr from Blink."

third_party/WebKit/Source/core/css/resolver/StyleResolverStats.cpp

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 12 matching lines @@
  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "core/css/resolver/StyleResolverStats.h"
 
-#include <memory>
-
 namespace blink {
 
 void StyleResolverStats::reset()
 {
     sharedStyleLookups = 0;
     sharedStyleCandidates = 0;
     sharedStyleFound = 0;
     sharedStyleMissed = 0;
     sharedStyleRejectedByUncommonAttributeRules = 0;
     sharedStyleRejectedBySiblingRules = 0;
@@ skipping 13 matching lines @@
     baseStylesUsed = 0;
 }
 
 bool StyleResolverStats::allCountersEnabled() const
 {
     bool allCountersEnabled;
     TRACE_EVENT_CATEGORY_GROUP_ENABLED(TRACE_DISABLED_BY_DEFAULT("blink.style"), &allCountersEnabled);
     return allCountersEnabled;
 }
 
-std::unique_ptr<TracedValue> StyleResolverStats::toTracedValue() const
+PassOwnPtr<TracedValue> StyleResolverStats::toTracedValue() const
 {
-    std::unique_ptr<TracedValue> tracedValue = TracedValue::create();
+    OwnPtr<TracedValue> tracedValue = TracedValue::create();
     tracedValue->setInteger("sharedStyleLookups", sharedStyleLookups);
     tracedValue->setInteger("sharedStyleCandidates", sharedStyleCandidates);
     tracedValue->setInteger("sharedStyleFound", sharedStyleFound);
     if (allCountersEnabled())
         tracedValue->setInteger("sharedStyleMissed", sharedStyleMissed);
     tracedValue->setInteger("sharedStyleRejectedByUncommonAttributeRules", sharedStyleRejectedByUncommonAttributeRules);
     tracedValue->setInteger("sharedStyleRejectedBySiblingRules", sharedStyleRejectedBySiblingRules);
     tracedValue->setInteger("sharedStyleRejectedByParent", sharedStyleRejectedByParent);
     tracedValue->setInteger("matchedPropertyApply", matchedPropertyApply);
     tracedValue->setInteger("matchedPropertyCacheHit", matchedPropertyCacheHit);
     tracedValue->setInteger("matchedPropertyCacheInheritedHit", matchedPropertyCacheInheritedHit);
     tracedValue->setInteger("matchedPropertyCacheAdded", matchedPropertyCacheAdded);
     tracedValue->setInteger("rulesRejected", rulesRejected);
     tracedValue->setInteger("rulesFastRejected", rulesFastRejected);
     tracedValue->setInteger("rulesMatched", rulesMatched);
     tracedValue->setInteger("stylesChanged", stylesChanged);
     tracedValue->setInteger("stylesUnchanged", stylesUnchanged);
     tracedValue->setInteger("stylesAnimated", stylesAnimated);
     tracedValue->setInteger("elementsStyled", elementsStyled);
     tracedValue->setInteger("pseudoElementsStyled", pseudoElementsStyled);
     tracedValue->setInteger("baseStylesUsed", baseStylesUsed);
     return tracedValue;
 }
 
 
 } // namespace blink