Remove OwnPtr from Blink.

third_party/WebKit/Source/platform/scroll/ScrollbarTestSuite.h

 // Copyright 2016 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.
 
 #ifndef ScrollbarTestSuite_h
 #define ScrollbarTestSuite_h
 
 #include "platform/heap/GarbageCollected.h"
 #include "platform/scroll/ScrollableArea.h"
 #include "platform/scroll/Scrollbar.h"
 #include "platform/scroll/ScrollbarThemeMock.h"
 #include "platform/testing/TestingPlatformSupport.h"
 #include "testing/gmock/include/gmock/gmock.h"
+#include "wtf/PtrUtil.h"
+#include <memory>
 
 namespace blink {
 
 class MockScrollableArea : public GarbageCollectedFinalized<MockScrollableArea>, public ScrollableArea {
     USING_GARBAGE_COLLECTED_MIXIN(MockScrollableArea);
 
 public:
     static MockScrollableArea* create()
     {
         return new MockScrollableArea();
@@ skipping 58 matching lines @@
 };
 
 class ScrollbarTestSuite : public testing::Test {
 public:
     ScrollbarTestSuite() {}
 
     void SetUp() override
     {
         TestingPlatformSupport::Config config;
         config.compositorSupport = Platform::current()->compositorSupport();
-        m_fakePlatform = adoptPtr(new TestingPlatformSupportWithMockScheduler(config));
+        m_fakePlatform = wrapUnique(new TestingPlatformSupportWithMockScheduler(config));
     }
 
     void TearDown() override
     {
         m_fakePlatform = nullptr;
     }
 
 private:
-    OwnPtr<TestingPlatformSupportWithMockScheduler> m_fakePlatform;
+    std::unique_ptr<TestingPlatformSupportWithMockScheduler> m_fakePlatform;
 };
 
 } // namespace blink
 
 #endif