Remove NativeThemeWin::PaintIndirect

ui/native_theme/native_theme_win.h

Index: ui/native_theme/native_theme_win.h
diff --git a/ui/native_theme/native_theme_win.h b/ui/native_theme/native_theme_win.h
index 03483650bc57ab4f54b36911a12a9fb7621e5696..8f8597badc52f5af872491f9b862defd2dfdddd2 100644
--- a/ui/native_theme/native_theme_win.h
+++ b/ui/native_theme/native_theme_win.h
@@ -130,22 +130,6 @@ class NATIVE_THEME_EXPORT NativeThemeWin : public NativeTheme,
   void PaintMenuGutter(SkCanvas* canvas, const gfx::Rect& rect) const;
   void PaintMenuBackground(SkCanvas* canvas, const gfx::Rect& rect) const;
 
-  // Paint directly to canvas' HDC.
-  void PaintDirect(SkCanvas* canvas,
-                   Part part,
-                   State state,
-                   const gfx::Rect& rect,
-                   const ExtraParams& extra) const;
-
-  // Create a temporary HDC, paint to that, clean up the alpha values in the
-  // temporary HDC, and then blit the result to canvas.  This is to work around
-  // the fact that Windows XP and some classic themes give bogus alpha values.
-  void PaintIndirect(SkCanvas* canvas,
-                     Part part,
-                     State state,
-                     const gfx::Rect& rect,
-                     const ExtraParams& extra) const;
-
   HRESULT GetThemePartSize(ThemeName themeName,
                            HDC hdc,
                            int part_id,
@@ -161,11 +145,6 @@ class NATIVE_THEME_EXPORT NativeThemeWin : public NativeTheme,
                       int state_id,
                       RECT* rect) const;
 
-  HRESULT PaintMenuSeparator(HDC hdc,
-                             const gfx::Rect& rect) const;
-
-  HRESULT PaintMenuGutter(HDC hdc, const gfx::Rect& rect) const;
-
   // |arrow_direction| determines whether the arrow is pointing to the left or
   // to the right. In RTL locales, sub-menus open from right to left and
   // therefore the menu arrow should point to the left and not to the right.
@@ -174,8 +153,6 @@ class NATIVE_THEME_EXPORT NativeThemeWin : public NativeTheme,
                          const gfx::Rect& rect,
                          const MenuArrowExtraParams& extra) const;
 
-  HRESULT PaintMenuBackground(HDC hdc, const gfx::Rect& rect) const;
-
   HRESULT PaintMenuCheck(HDC hdc,
                          State state,
                          const gfx::Rect& rect,
@@ -185,11 +162,6 @@ class NATIVE_THEME_EXPORT NativeThemeWin : public NativeTheme,
                                    State state,
                                    const gfx::Rect& rect) const;
 
-  HRESULT PaintMenuItemBackground(HDC hdc,
-                                  State state,
-                                  const gfx::Rect& rect,
-                                  const MenuItemExtraParams& extra) const;
-
   HRESULT PaintPushButton(HDC hdc,
                           Part part,
                           State state,