Rename DisplayItem::Type enum constants to Chromium style.

third_party/WebKit/Source/platform/scroll/ScrollbarThemeMock.cpp

 /*
  * Copyright (C) 2011 Apple Inc. All Rights Reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 33 matching lines @@
     return RuntimeEnabledFeatures::overlayScrollbarsEnabled();
 }
 
 IntRect ScrollbarThemeMock::trackRect(const ScrollbarThemeClient& scrollbar, bool)
 {
     return scrollbar.frameRect();
 }
 
 void ScrollbarThemeMock::paintTrackBackground(GraphicsContext& context, const Scrollbar& scrollbar, const IntRect& trackRect)
 {
-    if (DrawingRecorder::useCachedDrawingIfPossible(context, scrollbar, DisplayItem::ScrollbarTrackBackground))
+    if (DrawingRecorder::useCachedDrawingIfPossible(context, scrollbar, DisplayItem::kScrollbarTrackBackground))
         return;
 
-    DrawingRecorder recorder(context, scrollbar, DisplayItem::ScrollbarTrackBackground, trackRect);
+    DrawingRecorder recorder(context, scrollbar, DisplayItem::kScrollbarTrackBackground, trackRect);
     context.fillRect(trackRect, scrollbar.enabled() ? Color::lightGray : Color(0xFFE0E0E0));
 }
 
 void ScrollbarThemeMock::paintThumb(GraphicsContext& context, const Scrollbar& scrollbar, const IntRect& thumbRect)
 {
     if (!scrollbar.enabled())
         return;
 
-    if (DrawingRecorder::useCachedDrawingIfPossible(context, scrollbar, DisplayItem::ScrollbarThumb))
+    if (DrawingRecorder::useCachedDrawingIfPossible(context, scrollbar, DisplayItem::kScrollbarThumb))
         return;
 
-    DrawingRecorder recorder(context, scrollbar, DisplayItem::ScrollbarThumb, thumbRect);
+    DrawingRecorder recorder(context, scrollbar, DisplayItem::kScrollbarThumb, thumbRect);
     context.fillRect(thumbRect, Color::darkGray);
 }
 
 } // namespace blink