diff --git a/mozilla/extensions/datetime/nsDateTimeHandler.cpp b/mozilla/extensions/datetime/nsDateTimeHandler.cpp
index 52f53a754b8..e91901a5f3d 100644
--- a/mozilla/extensions/datetime/nsDateTimeHandler.cpp
+++ b/mozilla/extensions/datetime/nsDateTimeHandler.cpp
@@ -102,9 +102,6 @@ nsDateTimeHandler::NewURI(const nsACString &aSpec,
                           nsIURI **result) {
     nsresult rv;
 
-    // no concept of a relative datetime url
-    NS_ASSERTION(!aBaseURI, "base url passed into datetime protocol handler");
-
     nsIURI* url;
     rv = nsComponentManager::CreateInstance(kSimpleURICID, nsnull,
                                             NS_GET_IID(nsIURI),
diff --git a/mozilla/extensions/finger/nsFingerHandler.cpp b/mozilla/extensions/finger/nsFingerHandler.cpp
index 52ce357b6a4..d8be52b6bfe 100644
--- a/mozilla/extensions/finger/nsFingerHandler.cpp
+++ b/mozilla/extensions/finger/nsFingerHandler.cpp
@@ -87,9 +87,6 @@ nsFingerHandler::NewURI(const nsACString &aSpec,
                         nsIURI **result) {
     nsresult rv;
 
-    // no concept of a relative finger url
-    NS_ASSERTION(!aBaseURI, "base url passed into finger protocol handler");
-
     nsIURI* url;
     rv = nsComponentManager::CreateInstance(kSimpleURICID, nsnull,
                                             NS_GET_IID(nsIURI),