Move more web widgets painting from webkit to chrome.

chrome/browser/chromeos/native_theme_chromeos.h

Index: chrome/browser/chromeos/native_theme_chromeos.h
diff --git a/chrome/browser/chromeos/native_theme_chromeos.h b/chrome/browser/chromeos/native_theme_chromeos.h
index d501f682e0e0ed36913cb48c39352f0b3f5e30ae..fe92c91c50d7c366f18ffc4a7149aa0dfcdffb78 100644
--- a/chrome/browser/chromeos/native_theme_chromeos.h
+++ b/chrome/browser/chromeos/native_theme_chromeos.h
@@ -17,14 +17,14 @@ class NativeThemeChromeos : public gfx::NativeThemeLinux {
   virtual ~NativeThemeChromeos();
 
   // Scrollbar painting overrides
-  virtual gfx::Size GetSize(Part part) const;
-  virtual void PaintTrack(skia::PlatformCanvas* canvas,
+  virtual gfx::Size GetPartSize(Part part) const;
+  virtual void PaintScrollbarTrack(skia::PlatformCanvas* canvas,
       Part part, State state,
       const ScrollbarTrackExtraParams& extra_params,
       const gfx::Rect& rect);
   virtual void PaintArrowButton(skia::PlatformCanvas* canvas,
       const gfx::Rect& rect, Part direction, State state);
-  virtual void PaintThumb(skia::PlatformCanvas* canvas,
+  virtual void PaintScrollbarThumb(skia::PlatformCanvas* canvas,
       Part part, State state, const gfx::Rect& rect);
   SkBitmap* GetHorizontalBitmapNamed(int resource_id);