Reland 140878 - cleanup: Remove applist v1 code.

ui/app_list/apps_grid_view.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_APP_LIST_APPS_GRID_VIEW_H_
 #define UI_APP_LIST_APPS_GRID_VIEW_H_
 #pragma once
 
 #include "ui/app_list/app_list_export.h"
 #include "ui/app_list/app_list_model.h"
@@ skipping 12 matching lines @@
 
 // AppsGridView displays a grid for AppListModel::Apps sub model.
 class APP_LIST_EXPORT AppsGridView : public views::View,
                                      public ui::ListModelObserver,
                                      public PaginationModelObserver {
  public:
   AppsGridView(views::ButtonListener* listener,
                PaginationModel* pagination_model);
   virtual ~AppsGridView();
 
-  // Calculate preferred icon size, rows and cols for given |content_size| and
-  // |num_of_tiles|.
-  static void CalculateLayout(const gfx::Size& content_size,
-                              int num_of_tiles,
-                              gfx::Size* icon_size,
-                              int* rows,
-                              int* cols);
-
   // Sets fixed layout parameters. After setting this, CalculateLayout below
   // is no longer called to dynamically choosing those layout params.
   void SetLayout(int icon_size, int cols, int rows_per_page);
 
   // Sets |model| to use. Note this does not take ownership of |model|.
   void SetModel(AppListModel::Apps* model);
 
   void SetSelectedItem(AppListItemView* item);
   void ClearSelectedItem(AppListItemView* item);
+  bool IsSelectedItem(const AppListItemView* item) const;
 
-  int tiles_per_page() const {
-    return cols_ * rows_per_page_;
-  }
+  void EnsureItemVisible(const AppListItemView* item);
 
-  bool fixed_layout() const {
-    return fixed_layout_;
-  }
+  int tiles_per_page() const { return cols_ * rows_per_page_; }
 
   // Overridden from views::View:
   virtual gfx::Size GetPreferredSize() OVERRIDE;
   virtual void Layout() OVERRIDE;
   virtual bool OnKeyPressed(const views::KeyEvent& event) OVERRIDE;
   virtual bool OnKeyReleased(const views::KeyEvent& event) OVERRIDE;
   virtual void OnPaintFocusBorder(gfx::Canvas* canvas) OVERRIDE;
 
  private:
   // Updates from model.
   void Update();
 
   AppListItemView* GetItemViewAtIndex(int index);
   void SetSelectedItemByIndex(int index);
 
   // Overridden from ListModelObserver:
   virtual void ListItemsAdded(size_t start, size_t count) OVERRIDE;
   virtual void ListItemsRemoved(size_t start, size_t count) OVERRIDE;
   virtual void ListItemsChanged(size_t start, size_t count) OVERRIDE;
 
   // Overridden from PaginationModelObserver:
   virtual void TotalPagesChanged() OVERRIDE;
   virtual void SelectedPageChanged(int old_selected, int new_selected) OVERRIDE;
 
   AppListModel::Apps* model_;  // Owned by AppListModel.
   views::ButtonListener* listener_;
   PaginationModel* pagination_model_;  // Owned by AppListView.
 
-  bool fixed_layout_;
   gfx::Size icon_size_;
   int cols_;
   int rows_per_page_;
 
   int selected_item_index_;
 
   DISALLOW_COPY_AND_ASSIGN(AppsGridView);
 };
 
 }  // namespace app_list
 
 #endif  // UI_APP_LIST_APPS_GRID_VIEW_H_