aura: Implement new app list mock.

ash/app_list/search_box_view.h

Index: ash/app_list/search_box_view.h
diff --git a/ash/app_list/search_box_view.h b/ash/app_list/search_box_view.h
new file mode 100644
index 0000000000000000000000000000000000000000..f2634a9a315cf1b9de58c0228bca098356775b5d
--- /dev/null
+++ b/ash/app_list/search_box_view.h
@@ -0,0 +1,51 @@
+// Copyright (c) 2012 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.
+
+#ifndef ASH_APP_LIST_SEARCH_BOX_VIEW_H_
+#define ASH_APP_LIST_SEARCH_BOX_VIEW_H_
+#pragma once
+
+#include "base/timer.h"
+#include "ui/views/view.h"
+#include "ui/views/controls/textfield/textfield_controller.h"
+
+namespace views {
+class ImageView;
+class Textfield;
+}  // namespace views
+
+namespace ash {
+
+class SearchBoxView : public views::View,
+                      public views::TextfieldController {
+ public:
+  SearchBoxView();
+
+  views::Textfield* search_box() const {
+    return search_box_;
+  }
+
+  std::string search_text() const;
+
+ private:
+  // Overridden from views::View:
+  virtual void Layout() OVERRIDE;
+
+  // Overridden from views::TextfieldController:
+  virtual void ContentsChanged(views::Textfield* sender,
+                               const string16& new_contents) OVERRIDE;
+  virtual bool HandleKeyEvent(views::Textfield* sender,
+                              const views::KeyEvent& key_event) OVERRIDE;
+
+  views::ImageView* white_search_;
+  views::Textfield* search_box_;
+
+  base::OneShotTimer<SearchBoxView> query_timer_;
+
+  DISALLOW_COPY_AND_ASSIGN(SearchBoxView);
+};
+
+}  // namespace ash
+
+#endif  // ASH_APP_LIST_SEARCH_BOX_VIEW_H_