diff --git a/core/java/android/webkit/GeolocationPermissions.java b/core/java/android/webkit/GeolocationPermissions.java
index 9c0f7541fbcfc..bc3d0351727fc 100644
--- a/core/java/android/webkit/GeolocationPermissions.java
+++ b/core/java/android/webkit/GeolocationPermissions.java
@@ -61,7 +61,8 @@ public class GeolocationPermissions {
     };
 
     /**
-     * Gets the singleton instance of this class.
+     * Gets the singleton instance of this class. This method cannot be
+     * called before the application instantiates a {@link WebView} instance.
      *
      * @return the singleton {@link GeolocationPermissions} instance
      */