Bug 1072704 - Textarea resize handle remains unchanged, when border property is modified. r=jimm

widget/windows/nsNativeThemeWin.cpp

@@ -2600,6 +2600,9 @@ nsNativeThemeWin::ThemeSupportsWidget(nsPresContext* aPresContext,
     theme = GetTheme(NS_THEME_RADIO);
   else
     theme = GetTheme(aWidgetType);
+    
+  if (theme && aWidgetType == NS_THEME_RESIZER)
+    return true;
 
   if ((theme) || (!theme && ClassicThemeSupportsWidget(aPresContext, aFrame, aWidgetType)))
     // turn off theming for some HTML widgets styled by the page