Revert "Remove OwnPtr from Blink."

third_party/WebKit/Source/platform/scheduler/CancellableTaskFactoryTest.cpp

 // Copyright 2015 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.
 
 #include "platform/scheduler/CancellableTaskFactory.h"
 
 #include "platform/heap/Handle.h"
 #include "testing/gtest/include/gtest/gtest.h"
-#include "wtf/PtrUtil.h"
-#include <memory>
 
 namespace blink {
 
 namespace {
 
 class TestCancellableTaskFactory final : public CancellableTaskFactory {
 public:
     explicit TestCancellableTaskFactory(std::unique_ptr<SameThreadClosure> closure)
         : CancellableTaskFactory(std::move(closure))
     {
     }
 };
 
 } // namespace
 
 using CancellableTaskFactoryTest = testing::Test;
 
 TEST_F(CancellableTaskFactoryTest, IsPending_TaskNotCreated)
 {
     TestCancellableTaskFactory factory(nullptr);
 
     EXPECT_FALSE(factory.isPending());
 }
 
 TEST_F(CancellableTaskFactoryTest, IsPending_TaskCreated)
 {
     TestCancellableTaskFactory factory(nullptr);
-    std::unique_ptr<WebTaskRunner::Task> task = wrapUnique(factory.cancelAndCreate());
+    OwnPtr<WebTaskRunner::Task> task = adoptPtr(factory.cancelAndCreate());
 
     EXPECT_TRUE(factory.isPending());
 }
 
 void EmptyFn()
 {
 }
 
 TEST_F(CancellableTaskFactoryTest, IsPending_TaskCreatedAndRun)
 {
     TestCancellableTaskFactory factory(WTF::bind(&EmptyFn));
     {
-        std::unique_ptr<WebTaskRunner::Task> task = wrapUnique(factory.cancelAndCreate());
+        OwnPtr<WebTaskRunner::Task> task = adoptPtr(factory.cancelAndCreate());
         task->run();
     }
 
     EXPECT_FALSE(factory.isPending());
 }
 
 TEST_F(CancellableTaskFactoryTest, IsPending_TaskCreatedAndDestroyed)
 {
     TestCancellableTaskFactory factory(nullptr);
     delete factory.cancelAndCreate();
 
     EXPECT_FALSE(factory.isPending());
 }
 
 TEST_F(CancellableTaskFactoryTest, IsPending_TaskCreatedAndCancelled)
 {
     TestCancellableTaskFactory factory(nullptr);
-    std::unique_ptr<WebTaskRunner::Task> task = wrapUnique(factory.cancelAndCreate());
+    OwnPtr<WebTaskRunner::Task> task = adoptPtr(factory.cancelAndCreate());
     factory.cancel();
 
     EXPECT_FALSE(factory.isPending());
 }
 
 class TestClass {
 public:
-    std::unique_ptr<CancellableTaskFactory> m_factory;
+    OwnPtr<CancellableTaskFactory> m_factory;
 
     TestClass()
         : m_factory(CancellableTaskFactory::create(this, &TestClass::TestFn))
     {
     }
 
     void TestFn()
     {
         EXPECT_FALSE(m_factory->isPending());
     }
 };
 
 TEST_F(CancellableTaskFactoryTest, IsPending_InCallback)
 {
     TestClass testClass;
-    std::unique_ptr<WebTaskRunner::Task> task = wrapUnique(testClass.m_factory->cancelAndCreate());
+    OwnPtr<WebTaskRunner::Task> task = adoptPtr(testClass.m_factory->cancelAndCreate());
     task->run();
 }
 
 void AddOne(int* ptr)
 {
     *ptr += 1;
 }
 
 TEST_F(CancellableTaskFactoryTest, Run_ClosureIsExecuted)
 {
     int executionCount = 0;
     TestCancellableTaskFactory factory(WTF::bind(&AddOne, &executionCount));
-    std::unique_ptr<WebTaskRunner::Task> task = wrapUnique(factory.cancelAndCreate());
+    OwnPtr<WebTaskRunner::Task> task = adoptPtr(factory.cancelAndCreate());
     task->run();
 
     EXPECT_EQ(1, executionCount);
 }
 
 TEST_F(CancellableTaskFactoryTest, Run_ClosureIsExecutedOnlyOnce)
 {
     int executionCount = 0;
     TestCancellableTaskFactory factory(WTF::bind(&AddOne, &executionCount));
-    std::unique_ptr<WebTaskRunner::Task> task = wrapUnique(factory.cancelAndCreate());
+    OwnPtr<WebTaskRunner::Task> task = adoptPtr(factory.cancelAndCreate());
     task->run();
     task->run();
     task->run();
     task->run();
 
     EXPECT_EQ(1, executionCount);
 }
 
 TEST_F(CancellableTaskFactoryTest, Run_FactoryDestructionPreventsExecution)
 {
     int executionCount = 0;
-    std::unique_ptr<WebTaskRunner::Task> task;
+    OwnPtr<WebTaskRunner::Task> task;
     {
         TestCancellableTaskFactory factory(WTF::bind(&AddOne, &executionCount));
-        task = wrapUnique(factory.cancelAndCreate());
+        task = adoptPtr(factory.cancelAndCreate());
     }
     task->run();
 
     EXPECT_EQ(0, executionCount);
 }
 
 TEST_F(CancellableTaskFactoryTest, Run_TasksInSequence)
 {
     int executionCount = 0;
     TestCancellableTaskFactory factory(WTF::bind(&AddOne, &executionCount));
 
-    std::unique_ptr<WebTaskRunner::Task> taskA = wrapUnique(factory.cancelAndCreate());
+    OwnPtr<WebTaskRunner::Task> taskA = adoptPtr(factory.cancelAndCreate());
     taskA->run();
     EXPECT_EQ(1, executionCount);
 
-    std::unique_ptr<WebTaskRunner::Task> taskB = wrapUnique(factory.cancelAndCreate());
+    OwnPtr<WebTaskRunner::Task> taskB = adoptPtr(factory.cancelAndCreate());
     taskB->run();
     EXPECT_EQ(2, executionCount);
 
-    std::unique_ptr<WebTaskRunner::Task> taskC = wrapUnique(factory.cancelAndCreate());
+    OwnPtr<WebTaskRunner::Task> taskC = adoptPtr(factory.cancelAndCreate());
     taskC->run();
     EXPECT_EQ(3, executionCount);
 }
 
 TEST_F(CancellableTaskFactoryTest, Cancel)
 {
     int executionCount = 0;
     TestCancellableTaskFactory factory(WTF::bind(&AddOne, &executionCount));
-    std::unique_ptr<WebTaskRunner::Task> task = wrapUnique(factory.cancelAndCreate());
+    OwnPtr<WebTaskRunner::Task> task = adoptPtr(factory.cancelAndCreate());
     factory.cancel();
     task->run();
 
     EXPECT_EQ(0, executionCount);
 }
 
 TEST_F(CancellableTaskFactoryTest, CreatingANewTaskCancelsPreviousOnes)
 {
     int executionCount = 0;
     TestCancellableTaskFactory factory(WTF::bind(&AddOne, &executionCount));
 
-    std::unique_ptr<WebTaskRunner::Task> taskA = wrapUnique(factory.cancelAndCreate());
-    std::unique_ptr<WebTaskRunner::Task> taskB = wrapUnique(factory.cancelAndCreate());
+    OwnPtr<WebTaskRunner::Task> taskA = adoptPtr(factory.cancelAndCreate());
+    OwnPtr<WebTaskRunner::Task> taskB = adoptPtr(factory.cancelAndCreate());
 
     taskA->run();
     EXPECT_EQ(0, executionCount);
 
     taskB->run();
     EXPECT_EQ(1, executionCount);
 }
 
 namespace {
 
@@ skipping 12 matching lines @@
     void run()
     {
         s_invoked++;
     }
 
     DEFINE_INLINE_TRACE() { }
 
     static int s_destructed;
     static int s_invoked;
 
-    std::unique_ptr<CancellableTaskFactory> m_factory;
+    OwnPtr<CancellableTaskFactory> m_factory;
 };
 
 int GCObject::s_destructed = 0;
 int GCObject::s_invoked = 0;
 
 } // namespace
 
 TEST(CancellableTaskFactoryTest, GarbageCollectedWeak)
 {
     GCObject* object = new GCObject();
-    std::unique_ptr<WebTaskRunner::Task> task = wrapUnique(object->m_factory->cancelAndCreate());
+    OwnPtr<WebTaskRunner::Task> task = adoptPtr(object->m_factory->cancelAndCreate());
     object = nullptr;
     ThreadHeap::collectAllGarbage();
     task->run();
     // The owning object will have been GCed and the task will have
     // lost its weak reference. Verify that it wasn't invoked.
     EXPECT_EQ(0, GCObject::s_invoked);
 
     // ..and just to make sure |object| was indeed destructed.
     EXPECT_EQ(1, GCObject::s_destructed);
 }
 
 } // namespace blink