Index: Source/platform/scroll/Scrollbar.cpp |
diff --git a/Source/platform/scroll/Scrollbar.cpp b/Source/platform/scroll/Scrollbar.cpp |
index 7cab16c2848efb6f40646fbbf251f6982d8b55ab..dc6946730fb27bc0e530262abbf8f4b5a489b2ef 100644 |
--- a/Source/platform/scroll/Scrollbar.cpp |
+++ b/Source/platform/scroll/Scrollbar.cpp |
@@ -37,7 +37,7 @@ |
using namespace std; |
-#if OS(POSIX) && !OS(MACOSX) |
+#if ((OS(POSIX) && !OS(MACOSX)) || OS(WIN)) |
// The position of the scrollbar thumb affects the appearance of the steppers, so |
// when the thumb moves, we have to invalidate them for painting. |
#define THUMB_POSITION_AFFECTS_BUTTONS |