Add tiles to the experimental app list start page.

ui/app_list/views/tile_item_view.h

Index: ui/app_list/views/tile_item_view.h
diff --git a/ui/app_list/views/tile_item_view.h b/ui/app_list/views/tile_item_view.h
new file mode 100644
index 0000000000000000000000000000000000000000..a47ae84e0a5f50e145ce4555fef1b66b35c5497a
--- /dev/null
+++ b/ui/app_list/views/tile_item_view.h
@@ -0,0 +1,49 @@
+// Copyright 2014 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_APP_LIST_VIEWS_TILE_ITEM_VIEW_H_
+#define UI_APP_LIST_VIEWS_TILE_ITEM_VIEW_H_
+
+#include "ui/views/controls/button/button.h"
+#include "ui/views/controls/button/custom_button.h"
+
+namespace {
+class TileItemBackground;
+}
+
+namespace views {
+class ImageView;
+class Label;
+}
+
+namespace app_list {
+
+class AppListItem;
+
+// The view for a tile in the app list on the start/search page.
+class TileItemView : public views::CustomButton, public views::ButtonListener {
+ public:
+  TileItemView();
+  virtual ~TileItemView();
+
+  void SetAppListItem(AppListItem* item);
+
+ private:
+  // Overridden from views::View:
+  virtual gfx::Size GetPreferredSize() OVERRIDE;

[tapted, 2014/05/20 05:22:31]

heads-up: I think this is about to become a const function -- 
https://codereview.chromium.org/273223002/

[calamity, 2014/05/22 03:31:16]

Cool. I"ll rebase when I need to I guess.

+
+  // Overridden from views::ButtonListener:
+  virtual void ButtonPressed(views::Button* sender,
+                             const ui::Event& event) OVERRIDE;
+
+  AppListItem* item_;

[tapted, 2014/05/20 05:22:31]

these should have ownership comments

[calamity, 2014/05/22 03:31:16]

Done.

+  views::ImageView* icon_;
+  views::Label* title_;
+
+  TileItemBackground* background_;
+};
+
+}  // namespace app_list
+
+#endif  // UI_APP_LIST_VIEWS_TILE_ITEM_VIEW_H_