Oilpan: Remove most WillBe types from the code base

third_party/WebKit/Source/core/paint/PaintLayerScrollableArea.cpp

Index: third_party/WebKit/Source/core/paint/PaintLayerScrollableArea.cpp
diff --git a/third_party/WebKit/Source/core/paint/PaintLayerScrollableArea.cpp b/third_party/WebKit/Source/core/paint/PaintLayerScrollableArea.cpp
index 5f441befd71e298a10e2d1941b88b298653d3530..44b2e81d49acd92e67615d0875ab887dab8c10f5 100644
--- a/third_party/WebKit/Source/core/paint/PaintLayerScrollableArea.cpp
+++ b/third_party/WebKit/Source/core/paint/PaintLayerScrollableArea.cpp
@@ -344,7 +344,7 @@ void PaintLayerScrollableArea::setScrollOffset(const DoublePoint& newScrollOffse
     LocalFrame* frame = box().frame();
     ASSERT(frame);
 
-    RefPtrWillBeRawPtr<FrameView> frameView = box().frameView();
+    RawPtr<FrameView> frameView = box().frameView();
 
     TRACE_EVENT1("devtools.timeline", "ScrollLayer", "data", InspectorScrollLayerEvent::data(&box()));
 
@@ -1545,10 +1545,10 @@ void PaintLayerScrollableArea::ScrollbarManager::setHasVerticalScrollbar(bool ha
     }
 }
 
-PassRefPtrWillBeRawPtr<Scrollbar> PaintLayerScrollableArea::ScrollbarManager::createScrollbar(ScrollbarOrientation orientation)
+RawPtr<Scrollbar> PaintLayerScrollableArea::ScrollbarManager::createScrollbar(ScrollbarOrientation orientation)
 {
     ASSERT(orientation == HorizontalScrollbar ? !m_hBarIsAttached : !m_vBarIsAttached);
-    RefPtrWillBeRawPtr<Scrollbar> scrollbar = nullptr;
+    RawPtr<Scrollbar> scrollbar = nullptr;
     const LayoutObject& actualLayoutObject = layoutObjectForScrollbar(m_scrollableArea->box());
     bool hasCustomScrollbarStyle = actualLayoutObject.isBox() && actualLayoutObject.styleRef().hasPseudoStyle(PseudoIdScrollbar);
     if (hasCustomScrollbarStyle) {
@@ -1565,7 +1565,7 @@ PassRefPtrWillBeRawPtr<Scrollbar> PaintLayerScrollableArea::ScrollbarManager::cr
 
 void PaintLayerScrollableArea::ScrollbarManager::destroyScrollbar(ScrollbarOrientation orientation)
 {
-    RefPtrWillBeMember<Scrollbar>& scrollbar = orientation == HorizontalScrollbar ? m_hBar : m_vBar;
+    Member<Scrollbar>& scrollbar = orientation == HorizontalScrollbar ? m_hBar : m_vBar;
     ASSERT(orientation == HorizontalScrollbar ? !m_hBarIsAttached: !m_vBarIsAttached);
     if (!scrollbar)
         return;