Wrap non-GCed raw pointer parameters of WTF::bind with WTF::unretained

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>
@@ skipping 84 matching lines @@
 }
 
 void AddOne(int* ptr)
 {
     *ptr += 1;
 }
 
 TEST_F(CancellableTaskFactoryTest, Run_ClosureIsExecuted)
 {
     int executionCount = 0;
-    TestCancellableTaskFactory factory(WTF::bind(&AddOne, &executionCount));
+    TestCancellableTaskFactory factory(WTF::bind(&AddOne, WTF::unretained(&executionCount)));
     std::unique_ptr<WebTaskRunner::Task> task = wrapUnique(factory.cancelAndCreate());
     task->run();
 
     EXPECT_EQ(1, executionCount);
 }
 
 TEST_F(CancellableTaskFactoryTest, Run_ClosureIsExecutedOnlyOnce)
 {
     int executionCount = 0;
-    TestCancellableTaskFactory factory(WTF::bind(&AddOne, &executionCount));
+    TestCancellableTaskFactory factory(WTF::bind(&AddOne, WTF::unretained(&executionCount)));
     std::unique_ptr<WebTaskRunner::Task> task = wrapUnique(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;
     {
-        TestCancellableTaskFactory factory(WTF::bind(&AddOne, &executionCount));
+        TestCancellableTaskFactory factory(WTF::bind(&AddOne, WTF::unretained(&executionCount)));
         task = wrapUnique(factory.cancelAndCreate());
     }
     task->run();
 
     EXPECT_EQ(0, executionCount);
 }
 
 TEST_F(CancellableTaskFactoryTest, Run_TasksInSequence)
 {
     int executionCount = 0;
-    TestCancellableTaskFactory factory(WTF::bind(&AddOne, &executionCount));
+    TestCancellableTaskFactory factory(WTF::bind(&AddOne, WTF::unretained(&executionCount)));
 
     std::unique_ptr<WebTaskRunner::Task> taskA = wrapUnique(factory.cancelAndCreate());
     taskA->run();
     EXPECT_EQ(1, executionCount);
 
     std::unique_ptr<WebTaskRunner::Task> taskB = wrapUnique(factory.cancelAndCreate());
     taskB->run();
     EXPECT_EQ(2, executionCount);
 
     std::unique_ptr<WebTaskRunner::Task> taskC = wrapUnique(factory.cancelAndCreate());
     taskC->run();
     EXPECT_EQ(3, executionCount);
 }
 
 TEST_F(CancellableTaskFactoryTest, Cancel)
 {
     int executionCount = 0;
-    TestCancellableTaskFactory factory(WTF::bind(&AddOne, &executionCount));
+    TestCancellableTaskFactory factory(WTF::bind(&AddOne, WTF::unretained(&executionCount)));
     std::unique_ptr<WebTaskRunner::Task> task = wrapUnique(factory.cancelAndCreate());
     factory.cancel();
     task->run();
 
     EXPECT_EQ(0, executionCount);
 }
 
 TEST_F(CancellableTaskFactoryTest, CreatingANewTaskCancelsPreviousOnes)
 {
     int executionCount = 0;
-    TestCancellableTaskFactory factory(WTF::bind(&AddOne, &executionCount));
+    TestCancellableTaskFactory factory(WTF::bind(&AddOne, WTF::unretained(&executionCount)));
 
     std::unique_ptr<WebTaskRunner::Task> taskA = wrapUnique(factory.cancelAndCreate());
     std::unique_ptr<WebTaskRunner::Task> taskB = wrapUnique(factory.cancelAndCreate());
 
     taskA->run();
     EXPECT_EQ(0, executionCount);
 
     taskB->run();
     EXPECT_EQ(1, executionCount);
 }
@@ skipping 39 matching lines @@
     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