Oilpan: Remove most WillBe types from the code base

third_party/WebKit/Source/web/ValidationMessageClientImpl.h

Index: third_party/WebKit/Source/web/ValidationMessageClientImpl.h
diff --git a/third_party/WebKit/Source/web/ValidationMessageClientImpl.h b/third_party/WebKit/Source/web/ValidationMessageClientImpl.h
index 7d829cd24b7d28c07dc59accea94fcb535b4b0b4..52cd159df7b729c8c3b93dd0928010c53cd7d667 100644
--- a/third_party/WebKit/Source/web/ValidationMessageClientImpl.h
+++ b/third_party/WebKit/Source/web/ValidationMessageClientImpl.h
@@ -37,10 +37,10 @@ namespace blink {
 class FrameView;
 class WebViewImpl;
 
-class ValidationMessageClientImpl final : public NoBaseWillBeGarbageCollectedFinalized<ValidationMessageClientImpl>, public ValidationMessageClient {
-    WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(ValidationMessageClientImpl);
+class ValidationMessageClientImpl final : public GarbageCollectedFinalized<ValidationMessageClientImpl>, public ValidationMessageClient {
+    USING_GARBAGE_COLLECTED_MIXIN(ValidationMessageClientImpl);
 public:
-    static PassOwnPtrWillBeRawPtr<ValidationMessageClientImpl> create(WebViewImpl&);
+    static RawPtr<ValidationMessageClientImpl> create(WebViewImpl&);
     ~ValidationMessageClientImpl() override;
 
     DECLARE_VIRTUAL_TRACE();
@@ -57,7 +57,7 @@ private:
     void willBeDestroyed() override;
 
     WebViewImpl& m_webView;
-    RawPtrWillBeMember<const Element> m_currentAnchor;
+    Member<const Element> m_currentAnchor;
     String m_message;
     IntRect m_lastAnchorRectInScreen;
     float m_lastPageScaleFactor;