Let libpref decide which file to load by default, M3 bug #2343 #3598

webshell/tests/viewer/nsViewerApp.cpp

@@ -230,7 +230,7 @@ nsViewerApp::Initialize(int argc, char** argv)
   if (NS_OK != rv) {
     return rv;
   }
-  mPrefs->Startup("prefs.js");
+  mPrefs->Startup(nsnull);
 
 
   // Load Fullcircle Talkback crash-reporting mechanism.

xpfe/bootstrap/nsAppRunner.cpp

@@ -132,7 +132,7 @@ int main(int argc, char* argv[])
   if (NS_FAILED(rv)) {
     goto done;
   }
-  prefs->Startup("prefs.js");
+  prefs->Startup(nsnull);
 
   /*
    * Start up the core services: