Index: ui/native_theme/native_theme_win.cc |
diff --git a/ui/native_theme/native_theme_win.cc b/ui/native_theme/native_theme_win.cc |
index b3d09a49d9ba0871a70f96cde7a591bee43cc2a6..3c26c97d38ef8ff127ffbad5584e269c01fdd747 100644 |
--- a/ui/native_theme/native_theme_win.cc |
+++ b/ui/native_theme/native_theme_win.cc |
@@ -254,6 +254,15 @@ gfx::Size NativeThemeWin::GetPartSize(Part part, |
size.cx = 13; |
size.cy = 13; |
break; |
+ case kScrollbarDownArrow: |
+ case kScrollbarLeftArrow: |
+ case kScrollbarRightArrow: |
+ case kScrollbarUpArrow: |
+ case kScrollbarHorizontalThumb: |
+ case kScrollbarVerticalThumb: |
+ size.cx = size.cy = static_cast<int>(GetSystemMetrics(SM_CXVSCROLL) / |
+ ui::win::GetDeviceScaleFactor()); |
+ break; |
default: |
size.cx = 0; |
size.cy = 0; |