Changes look for scrollbars on windows (2)

ui/native_theme/native_theme_base.h

Index: ui/native_theme/native_theme_base.h
diff --git a/ui/native_theme/native_theme_base.h b/ui/native_theme/native_theme_base.h
index 9e314c333d6bf23329f272f5ad7a011c61c1ca45..d86808622af0d41dd5fd1fe1c796a498735bd180 100644
--- a/ui/native_theme/native_theme_base.h
+++ b/ui/native_theme/native_theme_base.h
@@ -7,10 +7,12 @@
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
+#include "base/memory/scoped_ptr.h"
 #include "skia/ext/platform_canvas.h"
 #include "ui/native_theme/native_theme.h"
 
 namespace gfx {
+class Canvas;
 class ImageSkia;
 class Rect;
 class Size;
@@ -35,6 +37,9 @@ class NATIVE_THEME_EXPORT NativeThemeBase : public NativeTheme {
   NativeThemeBase();
   virtual ~NativeThemeBase();
 
+  // Creates a gfx::Canvas wrapping an SkCanvas.
+  static scoped_ptr<gfx::Canvas> CreateCanvas(SkCanvas* sk_canvas);
+
   // Draw the arrow. Used by scrollbar and inner spin button.
   virtual void PaintArrowButton(
       SkCanvas* gc,
@@ -121,7 +126,6 @@ class NATIVE_THEME_EXPORT NativeThemeBase : public NativeTheme {
       const gfx::Rect& rect,
       const ProgressBarExtraParams& progress_bar) const;
 
- protected:
   void set_scrollbar_button_length(unsigned int length) {
     scrollbar_button_length_ = length;
   }
@@ -142,6 +146,16 @@ class NATIVE_THEME_EXPORT NativeThemeBase : public NativeTheme {
   SkColor SaturateAndBrighten(SkScalar* hsv,
                               SkScalar saturate_amount,
                               SkScalar brighten_amount) const;
+
+  // Paints the arrow used on the scrollbar and spinner.
+  void PaintArrow(SkCanvas* canvas,
+                  const gfx::Rect& rect,
+                  Part direction,
+                  SkColor color) const;
+
+  // Returns the color used to draw the arrow.
+  SkColor GetArrowColor(State state) const;
+
  private:
   void DrawVertLine(SkCanvas* canvas,
                     int x,