Remove STACK_ALLOCATED() from ScopedTestingPlatformSupport

third_party/WebKit/Source/modules/webaudio/BaseAudioContextTest.cpp

Index: third_party/WebKit/Source/modules/webaudio/BaseAudioContextTest.cpp
diff --git a/third_party/WebKit/Source/modules/webaudio/BaseAudioContextTest.cpp b/third_party/WebKit/Source/modules/webaudio/BaseAudioContextTest.cpp
index 835600d6355e0b51ee62442d702dc0909fce92b5..1eecc8a7ebebaf2beb07897a427e283e83a75223 100644
--- a/third_party/WebKit/Source/modules/webaudio/BaseAudioContextTest.cpp
+++ b/third_party/WebKit/Source/modules/webaudio/BaseAudioContextTest.cpp
@@ -121,12 +121,11 @@ class BaseAudioContextTest : public ::testing::Test {
  private:
   std::unique_ptr<DummyPageHolder> m_dummyPageHolder;
   Persistent<DummyFrameOwner> m_dummyFrameOwner;
-
   Persistent<LocalFrame> m_childFrame;
+  ScopedTestingPlatformSupport<BaseAudioContextTestPlatform> m_platform;
 };
 
 TEST_F(BaseAudioContextTest, AutoplayMetrics_NoRestriction) {
-  ScopedTestingPlatformSupport<BaseAudioContextTestPlatform> platform;
   HistogramTester histogramTester;
 
   BaseAudioContext* audioContext =
@@ -137,7 +136,6 @@ TEST_F(BaseAudioContextTest, AutoplayMetrics_NoRestriction) {
 }
 
 TEST_F(BaseAudioContextTest, AutoplayMetrics_CreateNoGesture) {
-  ScopedTestingPlatformSupport<BaseAudioContextTestPlatform> platform;
   HistogramTester histogramTester;
   createChildFrame();
   childDocument().settings()->setMediaPlaybackRequiresUserGesture(true);
@@ -152,7 +150,6 @@ TEST_F(BaseAudioContextTest, AutoplayMetrics_CreateNoGesture) {
 }
 
 TEST_F(BaseAudioContextTest, AutoplayMetrics_CallResumeNoGesture) {
-  ScopedTestingPlatformSupport<BaseAudioContextTestPlatform> platform;
   HistogramTester histogramTester;
   createChildFrame();
   childDocument().settings()->setMediaPlaybackRequiresUserGesture(true);
@@ -171,7 +168,6 @@ TEST_F(BaseAudioContextTest, AutoplayMetrics_CallResumeNoGesture) {
 }
 
 TEST_F(BaseAudioContextTest, AutoplayMetrics_CreateGesture) {
-  ScopedTestingPlatformSupport<BaseAudioContextTestPlatform> platform;
   HistogramTester histogramTester;
   createChildFrame();
   childDocument().settings()->setMediaPlaybackRequiresUserGesture(true);
@@ -189,7 +185,6 @@ TEST_F(BaseAudioContextTest, AutoplayMetrics_CreateGesture) {
 }
 
 TEST_F(BaseAudioContextTest, AutoplayMetrics_CallResumeGesture) {
-  ScopedTestingPlatformSupport<BaseAudioContextTestPlatform> platform;
   HistogramTester histogramTester;
   createChildFrame();
   childDocument().settings()->setMediaPlaybackRequiresUserGesture(true);
@@ -212,7 +207,6 @@ TEST_F(BaseAudioContextTest, AutoplayMetrics_CallResumeGesture) {
 }
 
 TEST_F(BaseAudioContextTest, AutoplayMetrics_NodeStartNoGesture) {
-  ScopedTestingPlatformSupport<BaseAudioContextTestPlatform> platform;
   HistogramTester histogramTester;
   createChildFrame();
   childDocument().settings()->setMediaPlaybackRequiresUserGesture(true);
@@ -228,7 +222,6 @@ TEST_F(BaseAudioContextTest, AutoplayMetrics_NodeStartNoGesture) {
 }
 
 TEST_F(BaseAudioContextTest, AutoplayMetrics_NodeStartGesture) {
-  ScopedTestingPlatformSupport<BaseAudioContextTestPlatform> platform;
   HistogramTester histogramTester;
   createChildFrame();
   childDocument().settings()->setMediaPlaybackRequiresUserGesture(true);
@@ -247,7 +240,6 @@ TEST_F(BaseAudioContextTest, AutoplayMetrics_NodeStartGesture) {
 }
 
 TEST_F(BaseAudioContextTest, AutoplayMetrics_NodeStartNoGestureThenSuccess) {
-  ScopedTestingPlatformSupport<BaseAudioContextTestPlatform> platform;
   HistogramTester histogramTester;
   createChildFrame();
   childDocument().settings()->setMediaPlaybackRequiresUserGesture(true);
@@ -270,7 +262,6 @@ TEST_F(BaseAudioContextTest, AutoplayMetrics_NodeStartNoGestureThenSuccess) {
 }
 
 TEST_F(BaseAudioContextTest, AutoplayMetrics_NodeStartGestureThenSucces) {
-  ScopedTestingPlatformSupport<BaseAudioContextTestPlatform> platform;
   HistogramTester histogramTester;
   createChildFrame();
   childDocument().settings()->setMediaPlaybackRequiresUserGesture(true);