--- a/layout/base/nsPresShell.h
+++ b/layout/base/nsPresShell.h
@@ -62,23 +62,19 @@ typedef nsTHashtable<nsPtrHashKey<nsIFra
 
 // A hash table type for tracking visible regions, for use by the visibility
 // code in PresShell. The mapping is from view IDs to regions in the
 // coordinate system of that view's scrolled frame.
 typedef nsClassHashtable<nsUint64HashKey, mozilla::CSSIntRegion> VisibleRegions;
 
 } // namespace mozilla
 
-// This is actually pref-controlled, but we use this value if we fail
+// 250ms.  This is actually pref-controlled, but we use this value if we fail
 // to get the pref for any reason.
-#ifdef MOZ_WIDGET_ANDROID
 #define PAINTLOCK_EVENT_DELAY 250
-#else
-#define PAINTLOCK_EVENT_DELAY 5
-#endif
 
 class PresShell final : public nsIPresShell,
                         public nsStubDocumentObserver,
                         public nsISelectionController,
                         public nsIObserver,
                         public nsSupportsWeakReference
 {
   template <typename T> using Maybe = mozilla::Maybe<T>;