diff --git a/dom/base/nsDOMWindowUtils.cpp b/dom/base/nsDOMWindowUtils.cpp
index eebd6a4b1363..288a75fe498e 100644
--- a/dom/base/nsDOMWindowUtils.cpp
+++ b/dom/base/nsDOMWindowUtils.cpp
@@ -702,7 +702,7 @@ nsDOMWindowUtils::SendPointerEventCommon(const nsAString& aType,
 
   EventMessage msg;
   if (aType.EqualsLiteral("pointerdown")) {
-    msg = NS_POINTER_DOWN;
+    msg = ePointerDown;
   } else if (aType.EqualsLiteral("pointerup")) {
     msg = NS_POINTER_UP;
   } else if (aType.EqualsLiteral("pointermove")) {
diff --git a/dom/events/EventNameList.h b/dom/events/EventNameList.h
index 8fdd6717a9ac..19195dc4cbcb 100644
--- a/dom/events/EventNameList.h
+++ b/dom/events/EventNameList.h
@@ -311,7 +311,7 @@ EVENT(mozpointerlockerror,
       EventNameType_HTML,
       eBasicEventClass)
 EVENT(pointerdown,
-      NS_POINTER_DOWN,
+      ePointerDown,
       EventNameType_All,
       ePointerEventClass)
 EVENT(pointermove,
diff --git a/dom/events/EventStateManager.cpp b/dom/events/EventStateManager.cpp
index d638f50e474f..feeab9fec8e0 100644
--- a/dom/events/EventStateManager.cpp
+++ b/dom/events/EventStateManager.cpp
@@ -630,7 +630,7 @@ EventStateManager::PreHandleEvent(nsPresContext* aPresContext,
       break;
     }
   case eMouseMove:
-  case NS_POINTER_DOWN:
+  case ePointerDown:
   case NS_POINTER_MOVE: {
     // on the Mac, GenerateDragGesture() may not return until the drag
     // has completed and so |aTargetFrame| may have been deleted (moving
@@ -4149,7 +4149,7 @@ EventStateManager::GenerateMouseEnterExit(WidgetMouseEvent* aMouseEvent)
 
     }
   case NS_POINTER_MOVE:
-  case NS_POINTER_DOWN:
+  case ePointerDown:
     {
       // Get the target content target (mousemove target == mouseover target)
       nsCOMPtr<nsIContent> targetElement = GetEventTargetContent(aMouseEvent);
diff --git a/layout/base/nsPresShell.cpp b/layout/base/nsPresShell.cpp
index 16fb1cae0ceb..ec7fd796cb5c 100644
--- a/layout/base/nsPresShell.cpp
+++ b/layout/base/nsPresShell.cpp
@@ -6351,7 +6351,7 @@ PresShell::UpdateActivePointerState(WidgetGUIEvent* aEvent)
                               new PointerInfo(false, mouseEvent->inputSource, true));
     }
     break;
-  case NS_POINTER_DOWN:
+  case ePointerDown:
     // In this case we switch pointer to active state
     if (WidgetPointerEvent* pointerEvent = aEvent->AsPointerEvent()) {
       gActivePointersIds->Put(pointerEvent->pointerId,
@@ -6678,7 +6678,7 @@ DispatchPointerFromMouseOrTouch(PresShell* aShell,
       pointerMessage = NS_POINTER_UP;
       break;
     case eMouseDown:
-      pointerMessage = NS_POINTER_DOWN;
+      pointerMessage = ePointerDown;
       break;
     default:
       return NS_OK;
@@ -6704,7 +6704,7 @@ DispatchPointerFromMouseOrTouch(PresShell* aShell,
       pointerMessage = NS_POINTER_UP;
       break;
     case NS_TOUCH_START:
-      pointerMessage = NS_POINTER_DOWN;
+      pointerMessage = ePointerDown;
       break;
     case NS_TOUCH_CANCEL:
       pointerMessage = ePointerCancel;
@@ -7450,7 +7450,7 @@ PresShell::HandleEvent(nsIFrame* aFrame,
     }
 
     if (aEvent->mClass == ePointerEventClass &&
-        aEvent->mMessage != NS_POINTER_DOWN) {
+        aEvent->mMessage != ePointerDown) {
       if (WidgetPointerEvent* pointerEvent = aEvent->AsPointerEvent()) {
         uint32_t pointerId = pointerEvent->pointerId;
         nsIContent* pointerCapturingContent = GetPointerCapturingContent(pointerId);
diff --git a/widget/EventMessageList.h b/widget/EventMessageList.h
index 306326dc7136..66ae622d2e91 100644
--- a/widget/EventMessageList.h
+++ b/widget/EventMessageList.h
@@ -66,7 +66,7 @@ NS_EVENT_MESSAGE(eMouseLongTap,         eMouseEventFirst + 36)
 NS_EVENT_MESSAGE(ePointerEventFirst,    4400)
 NS_EVENT_MESSAGE(NS_POINTER_MOVE,         ePointerEventFirst)
 NS_EVENT_MESSAGE(NS_POINTER_UP,           ePointerEventFirst + 1)
-NS_EVENT_MESSAGE(NS_POINTER_DOWN,         ePointerEventFirst + 2)
+NS_EVENT_MESSAGE(ePointerDown,          ePointerEventFirst + 2)
 NS_EVENT_MESSAGE(ePointerOver,          ePointerEventFirst + 22)
 NS_EVENT_MESSAGE(ePointerOut,           ePointerEventFirst + 23)
 NS_EVENT_MESSAGE(ePointerEnter,         ePointerEventFirst + 24)