TestingPlatformSupport: register Platform instance correctly

third_party/WebKit/Source/modules/compositorworker/AnimationWorkletThreadTest.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 "modules/compositorworker/AnimationWorkletThread.h"
 
 #include "bindings/core/v8/ScriptSourceCode.h"
 #include "bindings/core/v8/SourceLocation.h"
 #include "bindings/core/v8/V8GCController.h"
 #include "bindings/core/v8/WorkerOrWorkletScriptController.h"
@@ skipping 67 matching lines @@
  private:
   std::unique_ptr<WebThread> m_thread;
   TestingCompositorSupport m_compositorSupport;
 };
 
 }  // namespace
 
 class AnimationWorkletThreadTest : public ::testing::Test {
  public:
   void SetUp() override {
+    m_testPlatform.reset(WTF::makeUnique<AnimationWorkletTestPlatform>());
     AnimationWorkletThread::createSharedBackingThreadForTest();
     m_reportingProxy = TestAnimationWorkletReportingProxy::create();
     m_securityOrigin =
         SecurityOrigin::create(KURL(ParsedURLString, "http://fake.url/"));
   }
 
   void TearDown() override {
     AnimationWorkletThread::clearSharedBackingThread();
   }
 
@@ skipping 23 matching lines @@
  private:
   void executeScriptInWorklet(WorkerThread* thread, WaitableEvent* waitEvent) {
     WorkerOrWorkletScriptController* scriptController =
         thread->globalScope()->scriptController();
     scriptController->evaluate(ScriptSourceCode("var counter = 0; ++counter;"));
     waitEvent->signal();
   }
 
   RefPtr<SecurityOrigin> m_securityOrigin;
   std::unique_ptr<WorkerReportingProxy> m_reportingProxy;
-  AnimationWorkletTestPlatform m_testPlatform;
+  ScopedTestingPlatformSupport<AnimationWorkletTestPlatform> m_testPlatform;
 };
 
 TEST_F(AnimationWorkletThreadTest, Basic) {
   std::unique_ptr<AnimationWorkletThread> worklet =
       createAnimationWorkletThread();
   checkWorkletCanExecuteScript(worklet.get());
   worklet->terminateAndWait();
 }
 
 // Tests that the same WebThread is used for new worklets if the WebThread is
@@ skipping 78 matching lines @@
   ASSERT_TRUE(secondIsolate);
   EXPECT_EQ(firstIsolate, secondIsolate);
 
   // Verify that the isolate can run some scripts correctly in the second
   // worklet.
   checkWorkletCanExecuteScript(secondWorklet.get());
   secondWorklet->terminateAndWait();
 }
 
 }  // namespace blink