Use mojo app list interfaces for mash and classic ash.

ash/BUILD.gn

 # Copyright 2014 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.
 
 import("//build/config/features.gni")
 import("//build/config/ui.gni")
 import("//testing/test.gni")
 import("//ui/base/ui_features.gni")
 
 # Historical note: Ash shipped on Windows for a couple years to support
@@ skipping 1008 matching lines @@
 }
 
 static_library("ash_shell_lib") {
   testonly = true
   sources = [
     "../ui/views/test/test_views_delegate_aura.cc",
     "shell/app_list.cc",
     "shell/bubble.cc",
     "shell/context_menu.cc",
     "shell/context_menu.h",
+    "shell/example_app_list_presenter.cc",
+    "shell/example_app_list_presenter.h",
     "shell/example_factory.h",
     "shell/lock_view.cc",
     "shell/panel_window.cc",
     "shell/panel_window.h",
     "shell/shell_delegate_impl.cc",
     "shell/shell_delegate_impl.h",
     "shell/toplevel_window.cc",
     "shell/toplevel_window.h",
     "shell/widgets.cc",
     "shell/window_watcher.cc",
@@ skipping 11 matching lines @@
   deps = [
     ":ash",
     "//ash/common/test:test_support",
     "//ash/public/cpp",
     "//ash/test:test_support_without_content",
     "//base",
     "//base:i18n",
     "//components/user_manager",
     "//skia",
     "//ui/app_list/presenter",
+    "//ui/app_list/presenter:test_support",
     "//ui/aura",
     "//ui/base",
     "//ui/gfx",
     "//ui/gfx/geometry",
     "//ui/views",
     "//ui/views:test_support",
     "//ui/views/examples:views_examples_lib",
   ]
 }
 
@@ skipping 18 matching lines @@
     "//ash/public/cpp",
     "//ash/test:test_support_without_content",
     "//base:i18n",
     "//chrome:packed_resources",
     "//chromeos",
     "//content",
     "//content/shell:content_shell_lib",
     "//device/bluetooth",
     "//net",
     "//skia",
+    "//ui/app_list/presenter:test_support",
     "//ui/aura",
     "//ui/base",
     "//ui/base/ime",
     "//ui/compositor",
     "//ui/display",
     "//ui/events/devices",
     "//ui/message_center",
     "//ui/views:test_support",
     "//ui/views/examples:views_examples_with_content_lib",
     "//ui/wm",
@@ skipping 248 matching lines @@
     "//components/user_manager",
     "//device/bluetooth",
     "//mojo/edk/system",
     "//net:net",
     "//services/ui/public/interfaces",
     "//skia",
     "//testing/gmock",
     "//testing/gtest",
     "//third_party/icu",
     "//ui/accessibility",
+    "//ui/app_list:test_support",
     "//ui/app_list/presenter",
+    "//ui/app_list/presenter:test_support",
     "//ui/aura",
     "//ui/aura:test_support",
     "//ui/base",
     "//ui/base:test_support",
     "//ui/base/ime",
     "//ui/chromeos",
     "//ui/compositor",
     "//ui/compositor:test_support",
     "//ui/display",
     "//ui/display:test_support",
@@ skipping 52 matching lines @@
     "//content/public/app:both",
     "//device/bluetooth",
   ]
 
   data_deps = [
     "//ash/common/strings:ash_test_strings",
     "//ash/resources:ash_test_resources_with_content_100_percent",
     "//ash/resources:ash_test_resources_200_percent",
   ]
 }