[M57] Enable ARC kiosk mode always when ARC is available

chrome/browser/chromeos/app_mode/arc/arc_kiosk_app_manager_browsertest.cc

Index: chrome/browser/chromeos/app_mode/arc/arc_kiosk_app_manager_browsertest.cc
diff --git a/chrome/browser/chromeos/app_mode/arc/arc_kiosk_app_manager_browsertest.cc b/chrome/browser/chromeos/app_mode/arc/arc_kiosk_app_manager_browsertest.cc
index 7dc6124426f983b250124873ce0f02050c37b3d0..b0d33f7134b239fcb89579033f625cb3e13dc807 100644
--- a/chrome/browser/chromeos/app_mode/arc/arc_kiosk_app_manager_browsertest.cc
+++ b/chrome/browser/chromeos/app_mode/arc/arc_kiosk_app_manager_browsertest.cc
@@ -83,7 +83,7 @@ class ArcKioskAppManagerTest : public InProcessBrowserTest {
 
   void SetUpCommandLine(base::CommandLine* command_line) override {
     InProcessBrowserTest::SetUpCommandLine(command_line);
-    command_line->AppendSwitch(chromeos::switches::kEnableArcKiosk);
+    command_line->AppendSwitch(chromeos::switches::kArcAvailable);
   }
 
   void SetUpOnMainThread() override {