Get the examples to run in aura_shell.

ui/views/examples/combobox_example.cc

 // Copyright (c) 2011 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/views/examples/combobox_example.h"
 
 #include "base/stringprintf.h"
 #include "base/utf_string_conversions.h"
 #include "ui/base/models/combobox_model.h"
 #include "ui/views/controls/combobox/combobox.h"
@@ skipping 12 matching lines @@
   virtual string16 GetItemAt(int index) OVERRIDE {
     return UTF8ToUTF16(base::StringPrintf("Item %d", index));
   }
 
  private:
   DISALLOW_COPY_AND_ASSIGN(ComboboxModelExample);
 };
 
 }  // namespace
 
+namespace views {
 namespace examples {
 
-ComboboxExample::ComboboxExample(ExamplesMain* main)
-    : ExampleBase(main, "Combo Box") {
+ComboboxExample::ComboboxExample() : ExampleBase("Combo Box") {
 }
 
 ComboboxExample::~ComboboxExample() {
 }
 
-void ComboboxExample::CreateExampleView(views::View* container) {
-  combobox_ = new views::Combobox(new ComboboxModelExample());
+void ComboboxExample::CreateExampleView(View* container) {
+  combobox_ = new Combobox(new ComboboxModelExample());
   combobox_->set_listener(this);
   combobox_->SetSelectedItem(3);
 
-  container->SetLayoutManager(new views::FillLayout);
+  container->SetLayoutManager(new FillLayout);
   container->AddChildView(combobox_);
 }
 
-void ComboboxExample::ItemChanged(views::Combobox* combo_box,
+void ComboboxExample::ItemChanged(Combobox* combo_box,
                                   int prev_index,
                                   int new_index) {
   PrintStatus("Selected: index=%d, label=%s",
       new_index, UTF16ToUTF8(combo_box->model()->GetItemAt(new_index)).c_str());
 }
 
 }  // namespace examples
+}  // namespace views