Oilpan: Remove most WillBe types from the code base

third_party/WebKit/Source/core/page/scrolling/ScrollState.h

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef ScrollState_h
 #define ScrollState_h
 
 #include "bindings/core/v8/ExceptionState.h"
 #include "bindings/core/v8/ScriptWrappable.h"
 #include "core/CoreExport.h"
 #include "core/dom/Element.h"
 #include "public/platform/WebScrollStateData.h"
 
 namespace blink {
 
-class CORE_EXPORT ScrollState final : public RefCountedWillBeGarbageCollectedFinalized<ScrollState>, public ScriptWrappable {
+class CORE_EXPORT ScrollState final : public GarbageCollectedFinalized<ScrollState>, public ScriptWrappable {
     DEFINE_WRAPPERTYPEINFO();
 
 public:
-    static PassRefPtrWillBeRawPtr<ScrollState> create(
+    static RawPtr<ScrollState> create(
         double deltaX, double deltaY, double deltaGranularity, double velocityX,
         double velocityY, bool inInertialPhase,
         bool isBeginning = false, bool isEnding = false,
         bool fromUserInput = false, bool shouldPropagate = true,
         bool deltaConsumedForScrollSequence = false);
 
-    static PassRefPtrWillBeRawPtr<ScrollState> create(PassOwnPtr<WebScrollStateData>);
+    static RawPtr<ScrollState> create(PassOwnPtr<WebScrollStateData>);
 
     ~ScrollState()
     {
     }
 
     // Web exposed methods.
 
     // Reduce deltas by x, y.
     void consumeDelta(double x, double y, ExceptionState&);
     // Pops the first element off of |m_scrollChain| and calls |distributeScroll| on it.
@@ skipping 71 matching lines @@
 private:
     ScrollState();
     ScrollState(PassOwnPtr<WebScrollStateData>);
     PassOwnPtr<WebScrollStateData> m_data;
     std::deque<int> m_scrollChain;
 };
 
 } // namespace blink
 
 #endif // ScrollState_h