--- a/browser/confvars.sh
+++ b/browser/confvars.sh
@@ -53,10 +53,10 @@ esac
 
 MOZ_PLACES=1
 MOZ_PLACES_BOOKMARKS=1
 # always enabled for form history
 MOZ_MORKREADER=1
 MOZ_SAFE_BROWSING=1
 MOZ_APP_VERSION=$FIREFOX_VERSION
 MOZ_NO_XPCOM_OBSOLETE=1
-MOZ_EXTENSIONS_DEFAULT=" xml-rpc inspector gnomevfs reporter"
+MOZ_EXTENSIONS_DEFAULT=" inspector gnomevfs reporter"
 # MOZ_APP_DISPLAYNAME will be set by branding/configure.sh

--- a/xulrunner/confvars.sh
+++ b/xulrunner/confvars.sh
@@ -41,10 +41,10 @@ MOZ_APP_DISPLAYNAME=XULRunner
 MOZ_UPDATER=1
 MOZ_XULRUNNER=1
 MOZ_ENABLE_LIBXUL=1
 MOZ_APP_VERSION=$MOZILLA_VERSION
 MOZ_JAVAXPCOM=1
 if test "$MOZ_STORAGE"; then
   MOZ_PLACES=1
 fi
-MOZ_EXTENSIONS_DEFAULT=" xml-rpc gnomevfs"
+MOZ_EXTENSIONS_DEFAULT=" gnomevfs"
 MOZ_NO_XPCOM_OBSOLETE=1