Made launcher hidden when kicking off chrome in app mode.

chrome/browser/ui/ash/ash_init.cc

Index: chrome/browser/ui/ash/ash_init.cc
diff --git a/chrome/browser/ui/ash/ash_init.cc b/chrome/browser/ui/ash/ash_init.cc
index ef9d18aac8da618a07326e2a671faee0005624d0..44f3cb6b7f183f0d5e6a36a7e4e48df361912374 100644
--- a/chrome/browser/ui/ash/ash_init.cc
+++ b/chrome/browser/ui/ash/ash_init.cc
@@ -13,6 +13,7 @@
 #include "ash/wm/event_rewriter_event_filter.h"
 #include "ash/wm/property_util.h"
 #include "base/command_line.h"
+#include "chrome/browser/app_mode/app_mode_utils.h"
 #include "chrome/browser/chromeos/accessibility/accessibility_util.h"
 #include "chrome/browser/chromeos/accessibility/magnification_manager.h"
 #include "chrome/browser/lifetime/application_lifetime.h"
@@ -106,7 +107,8 @@ void OpenAsh() {
       SetEnabled(magnifier_enabled && magnifier_type == ash::MAGNIFIER_PARTIAL);
 
   if (!CommandLine::ForCurrentProcess()->HasSwitch(
-      switches::kDisableZeroBrowsersOpenForTests)) {
+          switches::kDisableZeroBrowsersOpenForTests) &&
+      !app_mode_utils::IsRunningInAppMode()) {
     browser::StartKeepAlive();
   }
 #endif