--- a/docshell/base/nsDefaultURIFixup.cpp
+++ b/docshell/base/nsDefaultURIFixup.cpp
@@ -34,17 +34,17 @@ nsDefaultURIFixup::nsDefaultURIFixup()
 }
 
 
 nsDefaultURIFixup::~nsDefaultURIFixup()
 {
   /* destructor code */
 }
 
-/* nsIURI createExposableURI (in nsIRUI aURI); */
+/* nsIURI createExposableURI (in nsIURI aURI); */
 NS_IMETHODIMP
 nsDefaultURIFixup::CreateExposableURI(nsIURI *aURI, nsIURI **aReturn)
 {
     NS_ENSURE_ARG_POINTER(aURI);
     NS_ENSURE_ARG_POINTER(aReturn);
 
     bool isWyciwyg = false;
     aURI->SchemeIs("wyciwyg", &isWyciwyg);

--- a/netwerk/base/src/nsPACMan.h
+++ b/netwerk/base/src/nsPACMan.h
@@ -201,17 +201,17 @@ private:
 
 private:
   mozilla::net::ProxyAutoConfig mPAC;
   nsCOMPtr<nsIThread>           mPACThread;
   nsCOMPtr<nsISystemProxySettings> mSystemProxySettings;
 
   mozilla::LinkedList<PendingPACQuery> mPendingQ; /* pac thread only */
 
-  nsCString                    mPACURISpec; // Not an nsIRUI for use off main thread
+  nsCString                    mPACURISpec; // Not an nsIURI for use off main thread
   nsCString                    mPACURIRedirectSpec;
   nsCOMPtr<nsIStreamLoader>    mLoader;
   bool                         mLoadPending;
   bool                         mShutdown;
   mozilla::TimeStamp           mScheduledReload;
   uint32_t                     mLoadFailureCount;
 
   bool                         mInProgress;