Oilpan: Remove most WillBe types from the code base

third_party/WebKit/Source/web/WebDOMEvent.cpp

Index: third_party/WebKit/Source/web/WebDOMEvent.cpp
diff --git a/third_party/WebKit/Source/web/WebDOMEvent.cpp b/third_party/WebKit/Source/web/WebDOMEvent.cpp
index 19e08dc083aa3fbdc86f1a5276c152768af6d144..fba00fff3b131f2c12ac57919884d1dd4f92b8c1 100644
--- a/third_party/WebKit/Source/web/WebDOMEvent.cpp
+++ b/third_party/WebKit/Source/web/WebDOMEvent.cpp
@@ -45,17 +45,17 @@ void WebDOMEvent::assign(const WebDOMEvent& other)
     m_private = other.m_private;
 }
 
-void WebDOMEvent::assign(const PassRefPtrWillBeRawPtr<Event>& event)
+void WebDOMEvent::assign(const RawPtr<Event>& event)
 {
     m_private = event;
 }
 
-WebDOMEvent::WebDOMEvent(const PassRefPtrWillBeRawPtr<Event>& event)
+WebDOMEvent::WebDOMEvent(const RawPtr<Event>& event)
     : m_private(event)
 {
 }
 
-WebDOMEvent::operator PassRefPtrWillBeRawPtr<Event>() const
+WebDOMEvent::operator RawPtr<Event>() const
 {
     return m_private.get();
 }