Add remaining trivial targets for the Linux GN build

ui/app_list/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/ui.gni")
 import("//testing/test.gni")
 
 component("app_list") {
   sources = [
     "app_list_constants.cc",
@@ skipping 200 matching lines @@
 
   deps = [
     ":app_list",
     "//base",
     "//ui/gfx",
     "//ui/gfx/geometry",
     "//ui/resources",
   ]
 }
 
+if (is_linux && !is_chromeos) {
+  # TODO(GYP): Figure out which of these work and are needed on other platforms.
+  if (toolkit_views) {
+    executable("app_list_demo") {
+      testonly = true
+
+      sources = [
+        "demo/app_list_demo_views.cc",
+      ]
+
+      deps = [
+        ":app_list",
+        ":test_support",
+        "//base",
+        "//content",
+        "//content/public/browser",
+        "//skia",
+        "//url",
+        "//ui/base",
+        "//ui/events",
+        "//ui/resources",
+        "//ui/resources:ui_test_pak",
+        "//ui/views",
+        "//ui/views_content_client",
+        "//ui/views/controls/webview",
+      ]
+      if (is_win) {
+        configs -= [ "//build/config/win:console" ]
+        configs += [ "//build/config/win:windowed" ]
+
+        deps += [
+          "//sandbox",
+          "//content:content_startup_helper_win",
+        ]
+      }
+    }
+  }
+}
+
 test("app_list_unittests") {
   sources = [
     "app_list_item_list_unittest.cc",
     "app_list_model_unittest.cc",
     "folder_image_unittest.cc",
     "pagination_model_unittest.cc",
     "search/history_data_store_unittest.cc",
     "search/mixer_unittest.cc",
     "search/term_break_iterator_unittest.cc",
     "search/tokenized_string_char_iterator_unittest.cc",
@@ skipping 44 matching lines @@
       "cocoa/app_list_view_controller_unittest.mm",
       "cocoa/app_list_window_controller_unittest.mm",
       "cocoa/apps_grid_controller_unittest.mm",
       "cocoa/apps_search_box_controller_unittest.mm",
       "cocoa/apps_search_results_controller_unittest.mm",
       "cocoa/test/apps_grid_controller_test_helper.h",
       "cocoa/test/apps_grid_controller_test_helper.mm",
     ]
   }
 }