diff --git a/mozilla/java/xpcom/wrappers/nsIXPIDLServiceManager.idl b/mozilla/java/xpcom/wrappers/nsIXPIDLServiceManager.idl
index 7bf76c86231..29cc42addd5 100644
--- a/mozilla/java/xpcom/wrappers/nsIXPIDLServiceManager.idl
+++ b/mozilla/java/xpcom/wrappers/nsIXPIDLServiceManager.idl
@@ -29,5 +29,6 @@ interface nsIXPIDLServiceManager : nsISupports
     void registerService(in nsCIDRef aClass, in nsISupports aService);
     void unregisterService(in nsCIDRef aClass);
     nsISupports getService(in nsCIDRef aClass, in nsIIDRef aIID);
+    nsISupports getServiceByContractID(in string contractID, in nsIIDRef aIID);
     void ReleaseService(in nsCIDRef aClass, in nsISupports service);
 };
diff --git a/mozilla/java/xpcom/wrappers/nsXPIDLServiceManager.cpp b/mozilla/java/xpcom/wrappers/nsXPIDLServiceManager.cpp
index c65b2209c49..c7e1cb47b09 100644
--- a/mozilla/java/xpcom/wrappers/nsXPIDLServiceManager.cpp
+++ b/mozilla/java/xpcom/wrappers/nsXPIDLServiceManager.cpp
@@ -39,6 +39,11 @@ NS_IMETHODIMP nsXPIDLServiceManager::UnregisterService(const nsCID & aClass) {
 NS_IMETHODIMP nsXPIDLServiceManager::GetService(const nsCID & aClass, const nsIID & aIID, nsISupports **_retval) {
     return nsServiceManager::GetService(aClass,aIID,_retval);
 }
+
+NS_IMETHODIMP nsXPIDLServiceManager::GetServiceByContractID(const char *contractID, const nsIID & aIID, nsISupports **_retval) {
+   return nsServiceManager::GetService(contractID,aIID,_retval);
+}
+
 NS_IMETHODIMP nsXPIDLServiceManager::ReleaseService(const nsCID & aClass, nsISupports *service) {
     return nsServiceManager::ReleaseService(aClass,service);
 }