Remove some platform specific stuff from views.

ui/app_list/app_list_model.h

Index: ui/app_list/app_list_model.h
diff --git a/ui/app_list/app_list_model.h b/ui/app_list/app_list_model.h
deleted file mode 100644
index fb18d854710264740b0437b9becdc43f964ff71d..0000000000000000000000000000000000000000
--- a/ui/app_list/app_list_model.h
+++ /dev/null
@@ -1,180 +0,0 @@
-// 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_APP_LIST_MODEL_H_
-#define UI_APP_LIST_APP_LIST_MODEL_H_
-
-#include <string>
-#include <vector>
-
-#include "base/basictypes.h"
-#include "base/memory/scoped_ptr.h"
-#include "base/observer_list.h"
-#include "ui/app_list/app_list_export.h"
-#include "ui/app_list/app_list_item_list.h"
-#include "ui/app_list/app_list_item_list_observer.h"
-#include "ui/app_list/search_result.h"
-#include "ui/base/models/list_model.h"
-
-namespace app_list {
-
-class AppListFolderItem;
-class AppListItem;
-class AppListItemList;
-class AppListModelObserver;
-class SearchBoxModel;
-
-// Master model of app list that consists of three sub models: AppListItemList,
-// SearchBoxModel and SearchResults. The AppListItemList sub model owns a list
-// of AppListItems and is displayed in the grid view. SearchBoxModel is
-// the model for SearchBoxView. SearchResults owns a list of SearchResult.
-// NOTE: Currently this class observes |top_level_item_list_|. The View code may
-// move entries in the item list directly (but can not add or remove them) and
-// the model needs to notify its observers when this occurs.
-class APP_LIST_EXPORT AppListModel : public AppListItemListObserver {
- public:
-  enum Status {
-    STATUS_NORMAL,
-    STATUS_SYNCING,  // Syncing apps or installing synced apps.
-  };
-
-  typedef ui::ListModel<SearchResult> SearchResults;
-
-  AppListModel();
-  ~AppListModel() override;
-
-  void AddObserver(AppListModelObserver* observer);
-  void RemoveObserver(AppListModelObserver* observer);
-
-  void SetStatus(Status status);
-
-  // Finds the item matching |id|.
-  AppListItem* FindItem(const std::string& id);
-
-  // Find a folder item matching |id|.
-  AppListFolderItem* FindFolderItem(const std::string& id);
-
-  // Adds |item| to the model. The model takes ownership of |item|. Returns a
-  // pointer to the item that is safe to use (e.g. after passing ownership).
-  AppListItem* AddItem(scoped_ptr<AppListItem> item);
-
-  // Adds |item| to an existing folder or creates a new folder. If |folder_id|
-  // is empty, adds the item to the top level model instead. The model takes
-  // ownership of |item|. Returns a pointer to the item that is safe to use.
-  AppListItem* AddItemToFolder(scoped_ptr<AppListItem> item,
-                               const std::string& folder_id);
-
-  // Merges two items. If the target item is a folder, the source item is added
-  // to the end of the target folder. Otherwise a new folder is created in the
-  // same position as the target item with the target item as the first item in
-  // the new folder and the source item as the second item. Returns the id of
-  // the target folder, or an empty string if the merge failed. The source item
-  // may already be in a folder. See also the comment for RemoveItemFromFolder.
-  // NOTE: This should only be called by the View code (not the sync code); it
-  // enforces folder restrictions (e.g. the target can not be an OEM folder).
-  const std::string MergeItems(const std::string& target_item_id,
-                               const std::string& source_item_id);
-
-  // Move |item| to the folder matching |folder_id| or to the top level if
-  // |folder_id| is empty. |item|->position will determine where the item
-  // is positioned. See also the comment for RemoveItemFromFolder.
-  void MoveItemToFolder(AppListItem* item, const std::string& folder_id);
-
-  // Move |item| to the folder matching |folder_id| or to the top level if
-  // |folder_id| is empty. The item will be inserted before |position| or at
-  // the end of the list if |position| is invalid. Note: |position| is copied
-  // in case it refers to the containing folder which may get deleted. See also
-  // the comment for RemoveItemFromFolder. Returns true if the item was moved.
-  // NOTE: This should only be called by the View code (not the sync code); it
-  // enforces folder restrictions (e.g. the source folder can not be type OEM).
-  bool MoveItemToFolderAt(AppListItem* item,
-                          const std::string& folder_id,
-                          syncer::StringOrdinal position);
-
-  // Sets the position of |item| either in |top_level_item_list_| or the folder
-  // specified by |item|->folder_id(). If |new_position| is invalid, move the
-  // item to the end of the list.
-  void SetItemPosition(AppListItem* item,
-                       const syncer::StringOrdinal& new_position);
-
-  // Sets the name of |item| and notifies observers.
-  void SetItemName(AppListItem* item, const std::string& name);
-
-  // Sets the name and short name of |item| and notifies observers.
-  void SetItemNameAndShortName(AppListItem* item,
-                               const std::string& name,
-                               const std::string& short_name);
-
-  // Deletes the item matching |id| from |top_level_item_list_| or from the
-  // appropriate folder.
-  void DeleteItem(const std::string& id);
-
-  // Call OnExtensionPreferenceChanged() for all items in the model.
-  void NotifyExtensionPreferenceChanged();
-
-  // Sets wither or not folder UI should be enabled. If |folders_enabled| is
-  // false, removes any non-OEM folders.
-  void SetFoldersEnabled(bool folders_enabled);
-
-  // Filters the given |results| by |display_type|. The returned list is
-  // truncated to |max_results|.
-  static std::vector<SearchResult*> FilterSearchResultsByDisplayType(
-      SearchResults* results,
-      SearchResult::DisplayType display_type,
-      size_t max_results);
-
-  AppListItemList* top_level_item_list() { return top_level_item_list_.get(); }
-
-  SearchBoxModel* search_box() { return search_box_.get(); }
-  SearchResults* results() { return results_.get(); }
-  Status status() const { return status_; }
-  bool folders_enabled() const { return folders_enabled_; }
-
- private:
-  // AppListItemListObserver
-  void OnListItemMoved(size_t from_index,
-                       size_t to_index,
-                       AppListItem* item) override;
-
-  // Returns an existing folder matching |folder_id| or creates a new folder.
-  AppListFolderItem* FindOrCreateFolderItem(const std::string& folder_id);
-
-  // Adds |item_ptr| to |top_level_item_list_| and notifies observers.
-  AppListItem* AddItemToItemListAndNotify(
-      scoped_ptr<AppListItem> item_ptr);
-
-  // Adds |item_ptr| to |top_level_item_list_| and notifies observers that an
-  // Update occured (e.g. item moved from a folder).
-  AppListItem* AddItemToItemListAndNotifyUpdate(
-      scoped_ptr<AppListItem> item_ptr);
-
-  // Adds |item_ptr| to |folder| and notifies observers.
-  AppListItem* AddItemToFolderItemAndNotify(AppListFolderItem* folder,
-                                            scoped_ptr<AppListItem> item_ptr);
-
-  // Removes |item| from |top_level_item_list_| or calls RemoveItemFromFolder if
-  // |item|->folder_id is set.
-  scoped_ptr<AppListItem> RemoveItem(AppListItem* item);
-
-  // Removes |item| from |folder|. If |folder| becomes empty, deletes |folder|
-  // from |top_level_item_list_|. Does NOT trigger observers, calling function
-  // must do so.
-  scoped_ptr<AppListItem> RemoveItemFromFolder(AppListFolderItem* folder,
-                                               AppListItem* item);
-
-  scoped_ptr<AppListItemList> top_level_item_list_;
-
-  scoped_ptr<SearchBoxModel> search_box_;
-  scoped_ptr<SearchResults> results_;
-
-  Status status_;
-  ObserverList<AppListModelObserver, true> observers_;
-  bool folders_enabled_;
-
-  DISALLOW_COPY_AND_ASSIGN(AppListModel);
-};
-
-}  // namespace app_list
-
-#endif  // UI_APP_LIST_APP_LIST_MODEL_H_