Oilpan: Remove most WillBe types from the code base

third_party/WebKit/Source/core/dom/ElementDataCache.h

Index: third_party/WebKit/Source/core/dom/ElementDataCache.h
diff --git a/third_party/WebKit/Source/core/dom/ElementDataCache.h b/third_party/WebKit/Source/core/dom/ElementDataCache.h
index fba63ecaaf4a5a0be6f5d4cd95713390aee6100e..e75fe4450e30e03ef0b7657bc6de59d2a6abd1f7 100644
--- a/third_party/WebKit/Source/core/dom/ElementDataCache.h
+++ b/third_party/WebKit/Source/core/dom/ElementDataCache.h
@@ -40,20 +40,18 @@ namespace blink {
 class Attribute;
 class ShareableElementData;
 
-class ElementDataCache final : public NoBaseWillBeGarbageCollected<ElementDataCache>  {
-    USING_FAST_MALLOC_WILL_BE_REMOVED(ElementDataCache);
-    DECLARE_EMPTY_DESTRUCTOR_WILL_BE_REMOVED(ElementDataCache)
+class ElementDataCache final : public GarbageCollected<ElementDataCache>  {
 public:
-    static PassOwnPtrWillBeRawPtr<ElementDataCache> create() { return adoptPtrWillBeNoop(new ElementDataCache); }
+    static RawPtr<ElementDataCache> create() { return adoptPtrWillBeNoop(new ElementDataCache); }
 
-    PassRefPtrWillBeRawPtr<ShareableElementData> cachedShareableElementDataWithAttributes(const Vector<Attribute>&);
+    RawPtr<ShareableElementData> cachedShareableElementDataWithAttributes(const Vector<Attribute>&);
 
     DECLARE_TRACE();
 
 private:
     ElementDataCache();
 
-    typedef WillBeHeapHashMap<unsigned, RefPtrWillBeMember<ShareableElementData>, AlreadyHashed> ShareableElementDataCache;
+    typedef HeapHashMap<unsigned, Member<ShareableElementData>, AlreadyHashed> ShareableElementDataCache;
     ShareableElementDataCache m_shareableElementDataCache;
 };