Rename DisplayItem::Type enum constants to Chromium style.

third_party/WebKit/Source/core/layout/LayoutScrollbarTheme.cpp

Index: third_party/WebKit/Source/core/layout/LayoutScrollbarTheme.cpp
diff --git a/third_party/WebKit/Source/core/layout/LayoutScrollbarTheme.cpp b/third_party/WebKit/Source/core/layout/LayoutScrollbarTheme.cpp
index c5aa099180b144ca601aee89f397e0cec730a07a..604330fb7224ac1dbea31180f6e18e73646b2c30 100644
--- a/third_party/WebKit/Source/core/layout/LayoutScrollbarTheme.cpp
+++ b/third_party/WebKit/Source/core/layout/LayoutScrollbarTheme.cpp
@@ -112,10 +112,10 @@ IntRect LayoutScrollbarTheme::constrainTrackRectToTrackPieces(const ScrollbarThe
 
 void LayoutScrollbarTheme::paintScrollCorner(GraphicsContext& context, const DisplayItemClient& displayItemClient, const IntRect& cornerRect)
 {
-    if (DrawingRecorder::useCachedDrawingIfPossible(context, displayItemClient, DisplayItem::ScrollbarCorner))
+    if (DrawingRecorder::useCachedDrawingIfPossible(context, displayItemClient, DisplayItem::kScrollbarCorner))
         return;
 
-    DrawingRecorder recorder(context, displayItemClient, DisplayItem::ScrollbarCorner, cornerRect);
+    DrawingRecorder recorder(context, displayItemClient, DisplayItem::kScrollbarCorner, cornerRect);
     // FIXME: Implement.
     context.fillRect(cornerRect, Color::white);
 }