Oilpan: Remove most WillBe types from the code base

third_party/WebKit/Source/core/xmlhttprequest/XMLHttpRequestProgressEvent.h

Index: third_party/WebKit/Source/core/xmlhttprequest/XMLHttpRequestProgressEvent.h
diff --git a/third_party/WebKit/Source/core/xmlhttprequest/XMLHttpRequestProgressEvent.h b/third_party/WebKit/Source/core/xmlhttprequest/XMLHttpRequestProgressEvent.h
index 7997b4fe476f75614fb97430bcc4f4c7219a838e..415e647bdcdcc974250ea9b0476a4e2866c3fcdf 100644
--- a/third_party/WebKit/Source/core/xmlhttprequest/XMLHttpRequestProgressEvent.h
+++ b/third_party/WebKit/Source/core/xmlhttprequest/XMLHttpRequestProgressEvent.h
@@ -38,13 +38,13 @@ namespace blink {
 class XMLHttpRequestProgressEvent final : public ProgressEvent {
     DEFINE_WRAPPERTYPEINFO();
 public:
-    static PassRefPtrWillBeRawPtr<XMLHttpRequestProgressEvent> create()
+    static RawPtr<XMLHttpRequestProgressEvent> create()
     {
-        return adoptRefWillBeNoop(new XMLHttpRequestProgressEvent);
+        return (new XMLHttpRequestProgressEvent);
     }
-    static PassRefPtrWillBeRawPtr<XMLHttpRequestProgressEvent> create(const AtomicString& type, bool lengthComputable = false, unsigned long long loaded = 0, unsigned long long total = 0)
+    static RawPtr<XMLHttpRequestProgressEvent> create(const AtomicString& type, bool lengthComputable = false, unsigned long long loaded = 0, unsigned long long total = 0)
     {
-        return adoptRefWillBeNoop(new XMLHttpRequestProgressEvent(type, lengthComputable, loaded, total));
+        return (new XMLHttpRequestProgressEvent(type, lengthComputable, loaded, total));
     }
 
     // Those 2 synonyms are included for compatibility with Firefox.