TestingPlatformSupport: register Platform instance correctly

third_party/WebKit/Source/modules/notifications/NotificationImageLoaderTest.cpp

Index: third_party/WebKit/Source/modules/notifications/NotificationImageLoaderTest.cpp
diff --git a/third_party/WebKit/Source/modules/notifications/NotificationImageLoaderTest.cpp b/third_party/WebKit/Source/modules/notifications/NotificationImageLoaderTest.cpp
index 8b31a76e72c963070cad95b28ead9461cb46ce63..bbcd58224462f5102e32aee44413ec877efe4a54 100644
--- a/third_party/WebKit/Source/modules/notifications/NotificationImageLoaderTest.cpp
+++ b/third_party/WebKit/Source/modules/notifications/NotificationImageLoaderTest.cpp
@@ -17,6 +17,7 @@
 #include "third_party/WebKit/Source/platform/weborigin/KURL.h"
 #include "third_party/skia/include/core/SkBitmap.h"
 #include "wtf/Functional.h"
+#include "wtf/PtrUtil.h"
 
 namespace blink {
 namespace {
@@ -99,20 +100,22 @@ TEST_F(NotificationImageLoaderTest, SuccessTest) {
 TEST_F(NotificationImageLoaderTest, TimeoutTest) {
   // To test for a timeout, this needs to override the clock in the platform.
   // Just creating the mock platform will do everything to set it up.
-  TestingPlatformSupportWithMockScheduler testingPlatform;
+  ScopedTestingPlatformSupport<TestingPlatformSupportWithMockScheduler>
+      testingPlatform(
+          WTF::makeUnique<TestingPlatformSupportWithMockScheduler>());
   KURL url = registerMockedURL(kIcon500x500);
   loadImage(url);
 
   // Run the platform for kImageFetchTimeoutInMs-1 seconds. This should not
   // result in a timeout.
-  testingPlatform.runForPeriodSeconds(kImageFetchTimeoutInMs / 1000 - 1);
+  testingPlatform->runForPeriodSeconds(kImageFetchTimeoutInMs / 1000 - 1);
   EXPECT_EQ(LoadState::kNotLoaded, loaded());
   m_histogramTester.expectTotalCount("Notifications.LoadFinishTime.Icon", 0);
   m_histogramTester.expectTotalCount("Notifications.LoadFileSize.Icon", 0);
   m_histogramTester.expectTotalCount("Notifications.LoadFailTime.Icon", 0);
 
   // Now advance time until a timeout should be expected.
-  testingPlatform.runForPeriodSeconds(2);
+  testingPlatform->runForPeriodSeconds(2);
 
   // If the loader times out, it calls the callback and returns an empty bitmap.
   EXPECT_EQ(LoadState::kLoadFailed, loaded());