Move signin status and current user information into AppListModel.

ui/app_list/cocoa/apps_search_box_controller.mm

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #import "ui/app_list/cocoa/apps_search_box_controller.h"
 
 #include "base/mac/foundation_util.h"
 #include "base/mac/mac_util.h"
 #include "base/strings/sys_string_conversions.h"
 #include "grit/ui_resources.h"
@@ skipping 355 matching lines @@
 - (void)addItemToMenu:(NSMenu*)menu
               atIndex:(NSInteger)index
             fromModel:(ui::MenuModel*)model {
   [super addItemToMenu:menu
                atIndex:index
              fromModel:model];
   if (model->GetCommandIdAt(index) != app_list::AppListMenu::CURRENT_USER)
     return;
 
   base::scoped_nsobject<NSView> customItemView([[CurrentUserMenuItemView alloc]
-      initWithDelegate:[[searchBoxController_ delegate] appListDelegate]]);
+      initWithCurrentUser:[[searchBoxController_ delegate] currentUserName]
+                userEmail:[[searchBoxController_ delegate] currentUserEmail]]);
   [[menu itemAtIndex:index] setView:customItemView];
 }
 
 - (NSRect)confinementRectForMenu:(NSMenu*)menu
                         onScreen:(NSScreen*)screen {
   NSPopUpButton* menuButton = [searchBoxController_ menuControl];
   // Ensure the menu comes up below the menu button by trimming the window frame
   // to a point anchored below the bottom right of the button.
   NSRect anchorRect = [menuButton convertRect:[menuButton bounds]
                                        toView:nil];
   NSPoint anchorPoint = [[menuButton window] convertBaseToScreen:NSMakePoint(
       NSMaxX(anchorRect),
       NSMinY(anchorRect) - kMenuOffsetFromButton)];
   NSRect confinementRect = [[menuButton window] frame];
   confinementRect.size = NSMakeSize(anchorPoint.x - NSMinX(confinementRect),
                                     anchorPoint.y - NSMinY(confinementRect));
   return confinementRect;
 }
 
 @end