Purge the App Launcher code from Mac

ui/app_list/cocoa/apps_grid_controller.h

-// Copyright 2013 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_COCOA_APPS_GRID_CONTROLLER_H_
-#define UI_APP_LIST_COCOA_APPS_GRID_CONTROLLER_H_
-
-#import <Cocoa/Cocoa.h>
-#include <stddef.h>
-
-#include <memory>
-
-#include "base/mac/scoped_nsobject.h"
-#include "ui/app_list/app_list_export.h"
-#import "ui/app_list/cocoa/app_list_pager_view.h"
-#import "ui/app_list/cocoa/scroll_view_with_no_scrollbars.h"
-
-namespace app_list {
-class AppListModel;
-class AppListViewDelegate;
-class AppsGridDelegateBridge;
-}
-
-@class AppsGridViewItem;
-@protocol AppsPaginationModelObserver;
-@class AppsCollectionViewDragManager;
-
-// Controls a grid of views, representing AppListItemList sub models.
-APP_LIST_EXPORT
-@interface AppsGridController : NSViewController<GestureScrollDelegate,
-                                                 AppListPagerDelegate,
-                                                 NSCollectionViewDelegate> {
- @private
-  app_list::AppListViewDelegate* delegate_;  // Weak. Owned by view controller.
-  std::unique_ptr<app_list::AppsGridDelegateBridge> bridge_;
-
-  base::scoped_nsobject<AppsCollectionViewDragManager> dragManager_;
-  base::scoped_nsobject<NSMutableArray> pages_;
-  base::scoped_nsobject<NSMutableArray> items_;
-  base::scoped_nsobject<NSTimer> scrollWhileDraggingTimer_;
-
-  id<AppsPaginationModelObserver> paginationObserver_;
-
-  // Index of the currently visible page.
-  size_t visiblePage_;
-  // The page to which the view is currently animating a scroll.
-  size_t targetScrollPage_;
-  // The page to start scrolling to when the timer expires.
-  size_t scheduledScrollPage_;
-
-  // Whether we are currently animating a scroll to the nearest page.
-  BOOL animatingScroll_;
-}
-
-@property(assign, nonatomic) id<AppsPaginationModelObserver> paginationObserver;
-
-+ (void)setScrollAnimationDuration:(NSTimeInterval)duration;
-
-// The amount the grid view has been extended to hold the sometimes present
-// invisible scroller that allows for gesture scrolling.
-+ (CGFloat)scrollerPadding;
-
-// Whether the grid is configured with fewer rows than normal.
-+ (BOOL)hasFewerRows;
-
-- (NSCollectionView*)collectionViewAtPageIndex:(size_t)pageIndex;
-- (size_t)pageIndexForCollectionView:(NSCollectionView*)page;
-
-- (AppsGridViewItem*)itemAtIndex:(size_t)itemIndex;
-
-- (app_list::AppListModel*)model;
-
-- (void)setDelegate:(app_list::AppListViewDelegate*)newDelegate;
-
-- (size_t)visiblePage;
-
-// Calls item->Activate for the currently selected item by simulating a click.
-- (void)activateSelection;
-
-// Return the number of pages of icons in the grid.
-- (size_t)pageCount;
-
-// Return the number of items over all pages in the grid.
-- (size_t)itemCount;
-
-// Scroll to a page in the grid view with an animation.
-- (void)scrollToPage:(size_t)pageIndex;
-
-// Start a timer to scroll to a new page, if |locationInWindow| is to the left
-// or the right of the view, or if it is over a pager segment. Cancels any
-// existing timer if the target page changes.
-- (void)maybeChangePageForPoint:(NSPoint)locationInWindow;
-
-// Cancel a timer that may have been set by maybeChangePageForPoint().
-- (void)cancelScrollTimer;
-
-// Moves an item within the view only, for dragging or in response to model
-// changes.
-- (void)moveItemInView:(size_t)fromIndex
-           toItemIndex:(size_t)toIndex;
-
-// Moves an item in the item model. Does not adjust the view.
-- (void)moveItemWithIndex:(size_t)itemIndex
-             toModelIndex:(size_t)modelIndex;
-
-// Return the index of the selected item.
-- (NSUInteger)selectedItemIndex;
-
-// Moves the selection to the given index.
-- (void)selectItemAtIndex:(NSUInteger)index;
-
-// Handle key actions. Similar to doCommandBySelector from NSResponder but that
-// requires this class to be in the responder chain. Instead this method is
-// invoked by the AppListViewController.
-// Returns YES if this handled navigation or launched an app.
-- (BOOL)handleCommandBySelector:(SEL)command;
-
-@end
-
-@interface AppsGridController(TestingAPI)
-
-- (AppsCollectionViewDragManager*)dragManager;
-- (size_t)scheduledScrollPage;
-
-@end
-
-#endif  // UI_APP_LIST_COCOA_APPS_GRID_CONTROLLER_H_