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 69bd254f6860e153bba13346f74e02dc34b3c809..60342e02846b321f6f9622115c3f84ffc0dc9cf6 100644
--- a/chrome/browser/background/background_mode_manager.cc
+++ b/chrome/browser/background/background_mode_manager.cc
@@ -266,7 +266,7 @@ 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() {