Purge the App Launcher code from Windows.

ui/app_list/views/app_list_item_view.h

Index: ui/app_list/views/app_list_item_view.h
diff --git a/ui/app_list/views/app_list_item_view.h b/ui/app_list/views/app_list_item_view.h
index 7cd302a996bd06b157a26ca0e836391dc3b6c237..545185e1ae1c9eaf82d5a61a7f72447fe98a1f1b 100644
--- a/ui/app_list/views/app_list_item_view.h
+++ b/ui/app_list/views/app_list_item_view.h
@@ -14,7 +14,6 @@
 #include "base/timer/timer.h"
 #include "ui/app_list/app_list_export.h"
 #include "ui/app_list/app_list_item_observer.h"
-#include "ui/app_list/views/cached_label.h"
 #include "ui/app_list/views/image_shadow_animator.h"
 #include "ui/views/context_menu_controller.h"
 #include "ui/views/controls/button/custom_button.h"
@@ -54,8 +53,6 @@ class APP_LIST_EXPORT AppListItemView : public views::CustomButton,
   void SetItemIsHighlighted(bool is_highlighted);
   void SetItemPercentDownloaded(int percent_downloaded);
 
-  void Prerender();
-
   void CancelContextMenu();
 
   gfx::ImageSkia GetDragImage();
@@ -137,7 +134,6 @@ class APP_LIST_EXPORT AppListItemView : public views::CustomButton,
   bool OnKeyPressed(const ui::KeyEvent& event) override;
   bool OnMousePressed(const ui::MouseEvent& event) override;
   void OnMouseReleased(const ui::MouseEvent& event) override;
-  void OnMouseCaptureLost() override;
   bool OnMouseDragged(const ui::MouseEvent& event) override;
 
   // AppListItemObserver overrides:
@@ -154,7 +150,7 @@ class APP_LIST_EXPORT AppListItemView : public views::CustomButton,
 
   AppsGridView* apps_grid_view_;   // Parent view, owns this.
   views::ImageView* icon_;         // Strongly typed child view.
-  CachedLabel* title_;             // Strongly typed child view.
+  views::Label* title_;            // Strongly typed child view.
   ProgressBarView* progress_bar_;  // Strongly typed child view.
 
   std::unique_ptr<views::MenuRunner> context_menu_runner_;