Add profile selector menu to app list.

ui/app_list/views/app_list_main_view.cc

 // 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.
 
 #include "ui/app_list/views/app_list_main_view.h"
 
 #include <algorithm>
 
 #include "base/callback.h"
 #include "base/files/file_path.h"
@@ skipping 86 matching lines @@
   AddChildView(contents_view_);
 
   search_box_view_->set_contents_view(contents_view_);
 
 #if defined(USE_AURA)
   contents_view_->SetPaintToLayer(true);
   contents_view_->SetFillsBoundsOpaquely(false);
   contents_view_->layer()->SetMasksToBounds(true);
 #endif
 
-  search_box_view_->SetModel(model_->search_box());
+  search_box_view_->SetModel(model_);
   contents_view_->SetModel(model_);
 }
 
 AppListMainView::~AppListMainView() {
   pending_icon_loaders_.clear();
 }
 
+void AppListMainView::SetModel(AppListModel* model) {
+  model_ = model;
+  search_box_view_->SetModel(model_);
+  contents_view_->SetModel(model_);
+}
+
 void AppListMainView::ShowAppListWhenReady() {
   if (pending_icon_loaders_.empty()) {
     icon_loading_wait_timer_.Stop();
     GetWidget()->Show();
     return;
   }
 
   if (icon_loading_wait_timer_.IsRunning())
     return;
 
@@ skipping 95 matching lines @@
 }
 
 void AppListMainView::InvokeResultAction(SearchResult* result,
                                          int action_index,
                                          int event_flags) {
   if (delegate_)
     delegate_->InvokeSearchResultAction(result, action_index, event_flags);
 }
 
 }  // namespace app_list