--- a/dom/geolocation/nsGeolocation.h
+++ b/dom/geolocation/nsGeolocation.h
@@ -172,17 +172,17 @@ public:
   void Shutdown();
 
   // Getter for the principal that this Geolocation was loaded from
   nsIPrincipal* GetPrincipal() { return mPrincipal; }
 
   // Getter for the window that this Geolocation is owned by
   nsIWeakReference* GetOwner() { return mOwner; }
 
-  // Check to see if the widnow still exists
+  // Check to see if the window still exists
   bool WindowOwnerStillExists();
 
   // Check to see if any active request requires high accuracy
   bool HighAccuracyRequested();
 
   // Notification from the service:
   void ServiceReady();