Add profile selector menu to app list.

chrome/browser/ui/app_list/app_list_controller_delegate.h

Index: chrome/browser/ui/app_list/app_list_controller_delegate.h
diff --git a/chrome/browser/ui/app_list/app_list_controller_delegate.h b/chrome/browser/ui/app_list/app_list_controller_delegate.h
index 150d7c011c71c8275e3b520bbaa0ca06b6f64d5b..2a64f4e291f2bdc265a41c5ec362dc9caea7a523 100644
--- a/chrome/browser/ui/app_list/app_list_controller_delegate.h
+++ b/chrome/browser/ui/app_list/app_list_controller_delegate.h
@@ -70,6 +70,9 @@ class AppListControllerDelegate {
                          const extensions::Extension* extension,
                          int event_flags) = 0;
 
+  // Show the app list for the profile specified by |index|.
+  virtual void ShowForProfileAtIndex(size_t index) = 0;
+
   // Whether or not the icon indicating which user is logged in should be
   // visible.
   virtual bool ShouldShowUserIcon();