Pass command line arguments onto platform apps which provide the right intent.

chrome/browser/background/background_mode_manager.cc

Index: chrome/browser/background/background_mode_manager.cc
diff --git a/chrome/browser/background/background_mode_manager.cc b/chrome/browser/background/background_mode_manager.cc
index 785994c88174b5b1416d99d8e078c13eb8ef9db1..2e17ff0be1f3b8ca1ddd9d3ee5c14e93a524552e 100644
--- a/chrome/browser/background/background_mode_manager.cc
+++ b/chrome/browser/background/background_mode_manager.cc
@@ -262,7 +262,7 @@ void BackgroundModeManager::LaunchBackgroundApplication(
       service->extension_prefs()->GetLaunchContainer(
           extension, ExtensionPrefs::LAUNCH_REGULAR);
   Browser::OpenApplication(profile, extension, launch_container, GURL(),
-                           NEW_FOREGROUND_TAB);
+                           NEW_FOREGROUND_TAB, NULL);
 }
 
 bool BackgroundModeManager::IsBackgroundModeActiveForTest() {