Purge the App Launcher code from Mac

chrome/browser/ui/app_list/app_list_service_cocoa_mac.h

Index: chrome/browser/ui/app_list/app_list_service_cocoa_mac.h
diff --git a/chrome/browser/ui/app_list/app_list_service_cocoa_mac.h b/chrome/browser/ui/app_list/app_list_service_cocoa_mac.h
deleted file mode 100644
index 8d11241c174706e150c64e132aebde208aed7869..0000000000000000000000000000000000000000
--- a/chrome/browser/ui/app_list/app_list_service_cocoa_mac.h
+++ /dev/null
@@ -1,57 +0,0 @@
-// Copyright 2015 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 CHROME_BROWSER_UI_APP_LIST_APP_LIST_SERVICE_COCOA_MAC_H_
-#define CHROME_BROWSER_UI_APP_LIST_APP_LIST_SERVICE_COCOA_MAC_H_
-
-#include "base/macros.h"
-#include "chrome/browser/ui/app_list/app_list_service_mac.h"
-
-namespace test {
-class AppListServiceMacTestApi;
-}
-
-class AppListControllerDelegateImpl;
-@class AppListWindowController;
-
-namespace base {
-template <typename T>
-struct DefaultSingletonTraits;
-}  // namespace base
-
-// AppListServiceCocoaMac shows and hides the Cocoa app list on Mac.
-class AppListServiceCocoaMac : public AppListServiceMac {
- public:
-  ~AppListServiceCocoaMac() override;
-
-  static AppListServiceCocoaMac* GetInstance();
-
-  // AppListService overrides:
-  void ShowForProfile(Profile* requested_profile) override;
-  Profile* GetCurrentAppListProfile() override;
-  AppListControllerDelegate* GetControllerDelegate() override;
-
-  // AppListServiceImpl overrides:
-  void CreateForProfile(Profile* requested_profile) override;
-  void DestroyAppList() override;
-
- protected:
-  // AppListServiceMac overrides:
-  NSWindow* GetNativeWindow() const override;
-  bool ReadyToShow() override;
-
- private:
-  friend class test::AppListServiceMacTestApi;
-  friend struct base::DefaultSingletonTraits<AppListServiceCocoaMac>;
-
-  AppListServiceCocoaMac();
-
-  Profile* profile_;
-  base::scoped_nsobject<AppListWindowController> window_controller_;
-  std::unique_ptr<AppListControllerDelegateImpl> controller_delegate_;
-
-  DISALLOW_COPY_AND_ASSIGN(AppListServiceCocoaMac);
-};
-
-#endif  // CHROME_BROWSER_UI_APP_LIST_APP_LIST_SERVICE_COCOA_MAC_H_