Oilpan: Remove most WillBe types from the code base

third_party/WebKit/Source/core/svg/SVGLengthListTearOff.h

Index: third_party/WebKit/Source/core/svg/SVGLengthListTearOff.h
diff --git a/third_party/WebKit/Source/core/svg/SVGLengthListTearOff.h b/third_party/WebKit/Source/core/svg/SVGLengthListTearOff.h
index 88bc6c8597a8a073461227fbfff103dc6fa4bd28..584f24ba5f07dfe14c6b431711a90a489fe31fe8 100644
--- a/third_party/WebKit/Source/core/svg/SVGLengthListTearOff.h
+++ b/third_party/WebKit/Source/core/svg/SVGLengthListTearOff.h
@@ -41,13 +41,13 @@ class SVGLengthListTearOff final
     , public ScriptWrappable {
     DEFINE_WRAPPERTYPEINFO();
 public:
-    static PassRefPtrWillBeRawPtr<SVGLengthListTearOff> create(PassRefPtrWillBeRawPtr<SVGLengthList> target, SVGElement* contextElement, PropertyIsAnimValType propertyIsAnimVal, const QualifiedName& attributeName = QualifiedName::null())
+    static RawPtr<SVGLengthListTearOff> create(RawPtr<SVGLengthList> target, SVGElement* contextElement, PropertyIsAnimValType propertyIsAnimVal, const QualifiedName& attributeName = QualifiedName::null())
     {
-        return adoptRefWillBeNoop(new SVGLengthListTearOff(target, contextElement, propertyIsAnimVal, attributeName));
+        return new SVGLengthListTearOff(target, contextElement, propertyIsAnimVal, attributeName);
     }
 
 private:
-    SVGLengthListTearOff(PassRefPtrWillBeRawPtr<SVGLengthList> target, SVGElement* contextElement, PropertyIsAnimValType propertyIsAnimVal, const QualifiedName& attributeName = QualifiedName::null())
+    SVGLengthListTearOff(RawPtr<SVGLengthList> target, SVGElement* contextElement, PropertyIsAnimValType propertyIsAnimVal, const QualifiedName& attributeName = QualifiedName::null())
         : SVGListPropertyTearOffHelper<SVGLengthListTearOff, SVGLengthList>(target, contextElement, propertyIsAnimVal, attributeName)
     {
     }