diff --git a/netwerk/base/src/nsFileTransport.cpp b/netwerk/base/src/nsFileTransport.cpp
index b47893a3bd37..badb4df7996c 100644
--- a/netwerk/base/src/nsFileTransport.cpp
+++ b/netwerk/base/src/nsFileTransport.cpp
@@ -134,10 +134,10 @@ NS_IMETHODIMP
 nsFileTransport::QueryInterface(const nsIID& aIID, void** aInstancePtr)
 {
     NS_ASSERTION(aInstancePtr, "no instance pointer");
-    if (aIID.Equals(NS_GET_IID(nsITransport)) ||
+    if (aIID.Equals(NS_GET_IID(nsIChannel)) ||
         aIID.Equals(NS_GET_IID(nsIRequest)) ||
         aIID.Equals(NS_GET_IID(nsISupports))) {
-        *aInstancePtr = NS_STATIC_CAST(nsITransport*, this);
+        *aInstancePtr = NS_STATIC_CAST(nsIChannel*, this);
         NS_ADDREF_THIS();
         return NS_OK;
     }
@@ -752,3 +752,55 @@ nsFileTransport::OnEmpty(nsIPipe* pipe)
 }
 
 ////////////////////////////////////////////////////////////////////////////////
+// other nsIChannel methods:
+////////////////////////////////////////////////////////////////////////////////
+
+NS_IMETHODIMP
+nsFileTransport::GetURI(nsIURI * *aURI)
+{
+    return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+NS_IMETHODIMP
+nsFileTransport::GetLoadAttributes(nsLoadFlags *aLoadAttributes)
+{
+    return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+NS_IMETHODIMP
+nsFileTransport::SetLoadAttributes(nsLoadFlags aLoadAttributes)
+{
+    return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+NS_IMETHODIMP
+nsFileTransport::GetContentType(char * *aContentType)
+{
+    return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+NS_IMETHODIMP
+nsFileTransport::GetContentLength(PRInt32 *aContentLength)
+{
+    return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+NS_IMETHODIMP
+nsFileTransport::GetOwner(nsISupports * *aOwner)
+{
+    return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+NS_IMETHODIMP
+nsFileTransport::SetOwner(nsISupports * aOwner)
+{
+    return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+NS_IMETHODIMP
+nsFileTransport::GetLoadGroup(nsILoadGroup * *aLoadGroup)
+{
+    return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+////////////////////////////////////////////////////////////////////////////////
diff --git a/netwerk/base/src/nsFileTransport.h b/netwerk/base/src/nsFileTransport.h
index 02e4d81351b2..231c7d0f22bc 100644
--- a/netwerk/base/src/nsFileTransport.h
+++ b/netwerk/base/src/nsFileTransport.h
@@ -19,7 +19,7 @@
 #ifndef nsFileTransport_h__
 #define nsFileTransport_h__
 
-#include "nsITransport.h"
+#include "nsIChannel.h"
 #include "nsIRunnable.h"
 #include "nsFileSpec.h"
 #include "prlock.h"
@@ -35,14 +35,14 @@ class nsIBaseStream;
 class nsIBufferInputStream;
 class nsIBufferOutputStream;
 
-class nsFileTransport : public nsITransport, 
+class nsFileTransport : public nsIChannel, 
                         public nsIRunnable,
                         public nsIPipeObserver
 {
 public:
     NS_DECL_ISUPPORTS
     NS_DECL_NSIREQUEST
-    NS_DECL_NSITRANSPORT
+    NS_DECL_NSICHANNEL
     NS_DECL_NSIPIPEOBSERVER
     NS_DECL_NSIRUNNABLE
 
diff --git a/netwerk/base/src/nsFileTransportService.cpp b/netwerk/base/src/nsFileTransportService.cpp
index 43528b213722..764f2402f64d 100644
--- a/netwerk/base/src/nsFileTransportService.cpp
+++ b/netwerk/base/src/nsFileTransportService.cpp
@@ -85,7 +85,7 @@ NS_IMETHODIMP
 nsFileTransportService::CreateTransport(nsFileSpec& spec,
                                         const char* command,
                                         nsIEventSinkGetter* getter,
-                                        nsITransport** result)
+                                        nsIChannel** result)
 {
     nsresult rv;
     nsFileTransport* trans = new nsFileTransport();
@@ -105,7 +105,7 @@ NS_IMETHODIMP
 nsFileTransportService::CreateTransportFromStream(nsIInputStream *fromStream,
                                                   const char *command,
                                                   nsIEventSinkGetter *getter,
-                                                  nsITransport** result)
+                                                  nsIChannel** result)
 {
     nsresult rv;
     nsFileTransport* trans = new nsFileTransport();