Pass command line arguments through with --load-and-launch-app.

chrome/browser/ui/startup/startup_browser_creator.cc

Index: chrome/browser/ui/startup/startup_browser_creator.cc
diff --git a/chrome/browser/ui/startup/startup_browser_creator.cc b/chrome/browser/ui/startup/startup_browser_creator.cc
index 2aca68ba5927faa2926b035ab4cc0b518105413b..d63e0864fd4df07169ee065d1b800d13ac69937d 100644
--- a/chrome/browser/ui/startup/startup_browser_creator.cc
+++ b/chrome/browser/ui/startup/startup_browser_creator.cc
@@ -622,17 +622,12 @@ bool StartupBrowserCreator::ProcessCmdLineImpl(
           command_line, last_used_profile->GetPrefs())) {
     CommandLine::StringType path = command_line.GetSwitchValueNative(
         apps::kLoadAndLaunchApp);
-    std::string extension_id;
-    if (!extensions::UnpackedInstaller::Create(
-            last_used_profile->GetExtensionService())->
-                LoadFromCommandLine(base::FilePath(path), &extension_id)) {
+
+    if (!apps::AppLoadService::Get(last_used_profile)->LoadAndLaunch(
+            base::FilePath(path), command_line, cur_dir)) {
       return false;
     }
 
-    // Schedule the app to be launched once loaded.
-    apps::AppLoadService::Get(last_used_profile)->ScheduleLaunchOnLoad(
-        extension_id);
-
     // Return early here since we don't want to open a browser window.
     // The exception is when there are no browser windows, since we don't want
     // chrome to shut down.