Oilpan: Remove most WillBe types from the code base

third_party/WebKit/Source/core/page/CustomContextMenuProvider.h

Index: third_party/WebKit/Source/core/page/CustomContextMenuProvider.h
diff --git a/third_party/WebKit/Source/core/page/CustomContextMenuProvider.h b/third_party/WebKit/Source/core/page/CustomContextMenuProvider.h
index 08745f63234d4ea2ffe2012923e74cc5ef2d47e1..0bcc180d4bfb37babeddfc702533490b10f6679b 100644
--- a/third_party/WebKit/Source/core/page/CustomContextMenuProvider.h
+++ b/third_party/WebKit/Source/core/page/CustomContextMenuProvider.h
@@ -20,9 +20,9 @@ class CustomContextMenuProvider final : public ContextMenuProvider {
 public:
     ~CustomContextMenuProvider() override;
 
-    static PassRefPtrWillBeRawPtr<CustomContextMenuProvider> create(HTMLMenuElement& menu, HTMLElement& subject)
+    static RawPtr<CustomContextMenuProvider> create(HTMLMenuElement& menu, HTMLElement& subject)
     {
-        return adoptRefWillBeNoop(new CustomContextMenuProvider(menu, subject));
+        return new CustomContextMenuProvider(menu, subject);
     }
 
     DECLARE_VIRTUAL_TRACE();
@@ -38,9 +38,9 @@ private:
     void appendMenuItem(HTMLMenuItemElement*, ContextMenu&);
     HTMLElement* menuItemAt(unsigned menuId);
 
-    RefPtrWillBeMember<HTMLMenuElement> m_menu;
-    RefPtrWillBeMember<HTMLElement> m_subjectElement;
-    WillBeHeapVector<RefPtrWillBeMember<HTMLElement>> m_menuItems;
+    Member<HTMLMenuElement> m_menu;
+    Member<HTMLElement> m_subjectElement;
+    HeapVector<Member<HTMLElement>> m_menuItems;
 };
 
 } // namespace blink