Remove OwnPtr from Blink.

third_party/WebKit/Source/platform/audio/Panner.cpp

Index: third_party/WebKit/Source/platform/audio/Panner.cpp
diff --git a/third_party/WebKit/Source/platform/audio/Panner.cpp b/third_party/WebKit/Source/platform/audio/Panner.cpp
index 363999dc68063a6926619804312027873346925a..196e07118e0d4d1f1b9e32da9b3d81408803560b 100644
--- a/third_party/WebKit/Source/platform/audio/Panner.cpp
+++ b/third_party/WebKit/Source/platform/audio/Panner.cpp
@@ -26,20 +26,22 @@
  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
-#include "platform/audio/Panner.h"
 #include "platform/audio/EqualPowerPanner.h"
 #include "platform/audio/HRTFPanner.h"
+#include "platform/audio/Panner.h"
+#include "wtf/PtrUtil.h"
+#include <memory>
 
 namespace blink {
 
-PassOwnPtr<Panner> Panner::create(PanningModel model, float sampleRate, HRTFDatabaseLoader* databaseLoader)
+std::unique_ptr<Panner> Panner::create(PanningModel model, float sampleRate, HRTFDatabaseLoader* databaseLoader)
 {
     switch (model) {
     case PanningModelEqualPower:
-        return adoptPtr(new EqualPowerPanner(sampleRate));
+        return wrapUnique(new EqualPowerPanner(sampleRate));
 
     case PanningModelHRTF:
-        return adoptPtr(new HRTFPanner(sampleRate, databaseLoader));
+        return wrapUnique(new HRTFPanner(sampleRate, databaseLoader));
 
     default:
         ASSERT_NOT_REACHED();