Implemented system tray UI for new account management.

chrome/browser/ui/ash/chrome_shell_delegate.cc

Index: chrome/browser/ui/ash/chrome_shell_delegate.cc
diff --git a/chrome/browser/ui/ash/chrome_shell_delegate.cc b/chrome/browser/ui/ash/chrome_shell_delegate.cc
index e8b6b8e533fe1e8ad3990286ab705d2515821298..8a3aacd93e7a6437781e6a9dd784e84425878ceb 100644
--- a/chrome/browser/ui/ash/chrome_shell_delegate.cc
+++ b/chrome/browser/ui/ash/chrome_shell_delegate.cc
@@ -23,6 +23,7 @@
 #include "chrome/browser/ui/ash/launcher/launcher_context_menu.h"
 #include "chrome/browser/ui/browser_commands.h"
 #include "chrome/common/chrome_switches.h"
+#include "chrome/common/profile_management_switches.h"
 #include "grit/chromium_strings.h"
 #include "grit/generated_resources.h"
 #include "ui/base/l10n/l10n_util.h"
@@ -90,6 +91,13 @@ bool ChromeShellDelegate::IsRunningInForcedAppMode() const {
   return chrome::IsRunningInForcedAppMode();
 }
 
+bool ChromeShellDelegate::IsMultiAccountEnabled() const {
+#if defined(OS_CHROMEOS)
+  return switches::IsNewProfileManagement();
+#endif
+  return false;
+}
+
 void ChromeShellDelegate::Exit() {
   chrome::AttemptUserExit();
 }