Oilpan: Remove most WillBe types from the code base

third_party/WebKit/Source/core/css/CSSCustomPropertyDeclaration.h

Index: third_party/WebKit/Source/core/css/CSSCustomPropertyDeclaration.h
diff --git a/third_party/WebKit/Source/core/css/CSSCustomPropertyDeclaration.h b/third_party/WebKit/Source/core/css/CSSCustomPropertyDeclaration.h
index 22dc8cd09bc0a62939710c7c0be5f9e123273405..0155e72e36af9d8f57dd5db886ff5b31c22bbd09 100644
--- a/third_party/WebKit/Source/core/css/CSSCustomPropertyDeclaration.h
+++ b/third_party/WebKit/Source/core/css/CSSCustomPropertyDeclaration.h
@@ -14,14 +14,14 @@ namespace blink {
 
 class CSSCustomPropertyDeclaration : public CSSValue {
 public:
-    static PassRefPtrWillBeRawPtr<CSSCustomPropertyDeclaration> create(const AtomicString& name, PassRefPtr<CSSVariableData> value)
+    static RawPtr<CSSCustomPropertyDeclaration> create(const AtomicString& name, PassRefPtr<CSSVariableData> value)
     {
-        return adoptRefWillBeNoop(new CSSCustomPropertyDeclaration(name, value));
+        return (new CSSCustomPropertyDeclaration(name, value));
     }
 
-    static PassRefPtrWillBeRawPtr<CSSCustomPropertyDeclaration> create(const AtomicString& name, CSSValueID id)
+    static RawPtr<CSSCustomPropertyDeclaration> create(const AtomicString& name, CSSValueID id)
     {
-        return adoptRefWillBeNoop(new CSSCustomPropertyDeclaration(name, id));
+        return (new CSSCustomPropertyDeclaration(name, id));
     }
 
     const AtomicString& name() const { return m_name; }