Cleans up gyp file for views example and removes duplicate code

ui/views/examples/table_example.h

 // 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 UI_VIEWS_EXAMPLES_TABLE_EXAMPLE_H_
 #define UI_VIEWS_EXAMPLES_TABLE_EXAMPLE_H_
 
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "third_party/skia/include/core/SkBitmap.h"
 #include "ui/base/models/table_model.h"
 #include "ui/views/controls/button/button.h"
 #include "ui/views/controls/table/table_grouper.h"
 #include "ui/views/controls/table/table_view.h"
 #include "ui/views/controls/table/table_view_observer.h"
 #include "ui/views/examples/example_base.h"
 
 namespace gfx {
 class ImageSkia;
 }
 
 namespace views {
 class Checkbox;
 class TableView;
 
 namespace examples {
 
-class TableExample : public ExampleBase,
-                     public ui::TableModel,
-                     public TableGrouper,
-                     public TableViewObserver,
-                     public ButtonListener {
+class VIEWS_EXAMPLES_EXPORT TableExample : public ExampleBase,
+                                           public ui::TableModel,
+                                           public TableGrouper,
+                                           public TableViewObserver,
+                                           public ButtonListener {
  public:
   TableExample();
   virtual ~TableExample();
 
   // ExampleBase:
   virtual void CreateExampleView(View* container) OVERRIDE;
 
   // ui::TableModel:
   virtual int RowCount() OVERRIDE;
   virtual base::string16 GetText(int row, int column_id) OVERRIDE;
@@ skipping 24 matching lines @@
   SkBitmap icon1_;
   SkBitmap icon2_;
 
   DISALLOW_COPY_AND_ASSIGN(TableExample);
 };
 
 }  // namespace examples
 }  // namespace views
 
 #endif  // UI_VIEWS_EXAMPLES_TABLE_EXAMPLE_H_