Oilpan: Remove most WillBe types from the code base

third_party/WebKit/Source/modules/speech/DOMWindowSpeechSynthesis.h

Index: third_party/WebKit/Source/modules/speech/DOMWindowSpeechSynthesis.h
diff --git a/third_party/WebKit/Source/modules/speech/DOMWindowSpeechSynthesis.h b/third_party/WebKit/Source/modules/speech/DOMWindowSpeechSynthesis.h
index b4227c537542e3c83d18ed630c794b5082dcf9b9..2f0e18f69e281539a46ab4129ada8182d04261c5 100644
--- a/third_party/WebKit/Source/modules/speech/DOMWindowSpeechSynthesis.h
+++ b/third_party/WebKit/Source/modules/speech/DOMWindowSpeechSynthesis.h
@@ -36,10 +36,8 @@ namespace blink {
 
 class DOMWindow;
 
-class MODULES_EXPORT DOMWindowSpeechSynthesis final : public NoBaseWillBeGarbageCollected<DOMWindowSpeechSynthesis>, public WillBeHeapSupplement<LocalDOMWindow>, public DOMWindowProperty {
-    WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(DOMWindowSpeechSynthesis);
-    DECLARE_EMPTY_DESTRUCTOR_WILL_BE_REMOVED(DOMWindowSpeechSynthesis);
-    USING_FAST_MALLOC_WILL_BE_REMOVED(DOMWindowSpeechSynthesis);
+class MODULES_EXPORT DOMWindowSpeechSynthesis final : public GarbageCollected<DOMWindowSpeechSynthesis>, public HeapSupplement<LocalDOMWindow>, public DOMWindowProperty {
+    USING_GARBAGE_COLLECTED_MIXIN(DOMWindowSpeechSynthesis);
 public:
     static SpeechSynthesis* speechSynthesis(DOMWindow&);
     static DOMWindowSpeechSynthesis& from(LocalDOMWindow&);
@@ -52,7 +50,7 @@ private:
     SpeechSynthesis* speechSynthesis();
     static const char* supplementName();
 
-    PersistentWillBeMember<SpeechSynthesis> m_speechSynthesis;
+    Member<SpeechSynthesis> m_speechSynthesis;
 };
 
 } // namespace blink