Oilpan: Remove most WillBe types from the code base

third_party/WebKit/Source/core/loader/ImageLoader.h

Index: third_party/WebKit/Source/core/loader/ImageLoader.h
diff --git a/third_party/WebKit/Source/core/loader/ImageLoader.h b/third_party/WebKit/Source/core/loader/ImageLoader.h
index fd3ca94b90eb1b7caa42b8a7ad9a101964d558ca..a98615db08bc07d65c2b50ee1808d5ca424adfc6 100644
--- a/third_party/WebKit/Source/core/loader/ImageLoader.h
+++ b/third_party/WebKit/Source/core/loader/ImageLoader.h
@@ -37,7 +37,7 @@ class IncrementLoadEventDelayCount;
 class FetchRequest;
 class Document;
 
-class CORE_EXPORT ImageLoaderClient : public WillBeGarbageCollectedMixin {
+class CORE_EXPORT ImageLoaderClient : public GarbageCollectedMixin {
 public:
     virtual void notifyImageSourceChanged() = 0;
 
@@ -57,9 +57,8 @@ class LayoutImageResource;
 template<typename T> class EventSender;
 using ImageEventSender = EventSender<ImageLoader>;
 
-class CORE_EXPORT ImageLoader : public NoBaseWillBeGarbageCollectedFinalized<ImageLoader>, public ImageResourceClient {
-    WILL_BE_USING_PRE_FINALIZER(ImageLoader, dispose);
-    USING_FAST_MALLOC_WILL_BE_REMOVED(ImageLoader);
+class CORE_EXPORT ImageLoader : public GarbageCollectedFinalized<ImageLoader>, public ImageResourceClient {
+    USING_PRE_FINALIZER(ImageLoader, dispose);
 public:
     explicit ImageLoader(Element*);
     ~ImageLoader() override;
@@ -167,15 +166,15 @@ private:
     void clearWeakMembers(Visitor*);
 #endif
 
-    RawPtrWillBeMember<Element> m_element;
-    RefPtrWillBeMember<ImageResource> m_image;
+    Member<Element> m_element;
+    Member<ImageResource> m_image;
     // FIXME: Oilpan: We might be able to remove this Persistent hack when
     // ImageResourceClient is traceable.
     GC_PLUGIN_IGNORE("http://crbug.com/383741")
-    RefPtrWillBePersistent<Element> m_keepAlive;
+    Persistent<Element> m_keepAlive;
 
     // Oilpan: the client references are weak, and managed as such via clearWeakMembers();
-    HashSet<RawPtrWillBeUntracedMember<ImageLoaderClient>> m_clients;
+    HashSet<UntracedMember<ImageLoaderClient>> m_clients;
     Timer<ImageLoader> m_derefElementTimer;
     AtomicString m_failedLoadURL;
     WeakPtr<Task> m_pendingTask; // owned by Microtask