Fixed typo in JS protocol registration so that we now deal with mocha: URLs as well. r=pollmann

dom/src/jsurl/nsJSProtocolHandler.cpp

@@ -401,10 +401,9 @@ NSRegisterSelf(nsISupports* aServMgr, const char* aPath)
 
     rv = compMgr->RegisterComponent(kJSProtocolHandlerCID,
                                     "JavaScript Protocol Handler",
-                                    NS_NETWORK_PROTOCOL_PROGID_PREFIX "javascript",
+                                    NS_NETWORK_PROTOCOL_PROGID_PREFIX "mocha",
                                     aPath, PR_TRUE, PR_TRUE);
 
-
     return rv;
 }