Initialize BlueZ in app_shell on Linux

extensions/browser/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("//extensions/features/features.gni")
 
 group("browser") {
   public_deps = [
     "//extensions/browser:browser_context_keyed_service_factories",
@@ skipping 295 matching lines @@
       "//extensions/common",
       "//services/service_manager/public/cpp",
     ]
   }
 }
 
 source_set("browser_tests") {
   testonly = true
   sources = [
     "api/audio/audio_apitest.cc",
+
+    # TODO(michaelpg): bluetooth_appshell_test.cc is a crutch until we have a
+    # better system for testing APIs in both app_shell and chrome. See
+    # crbug.com/650835.
+    "api/bluetooth/bluetooth_appshell_test.cc",
     "api/bluetooth_socket/bluetooth_socket_apitest.cc",
     "api/display_source/display_source_apitest.cc",
     "api/display_source/display_source_apitestbase.cc",
     "api/display_source/display_source_apitestbase.h",
     "api/dns/dns_apitest.cc",
     "api/hid/hid_apitest.cc",
     "api/printer_provider/printer_provider_apitest.cc",
     "api/socket/socket_apitest.cc",
     "api/sockets_tcp/sockets_tcp_apitest.cc",
     "api/sockets_tcp_server/sockets_tcp_server_apitest.cc",
@@ skipping 179 matching lines @@
 
   if (is_chromeos) {
     sources += [
       "api/audio/audio_device_id_calculator_unittest.cc",
       "api/webcam_private/visca_webcam_unittest.cc",
     ]
 
     deps += [ "//chromeos:test_support" ]
   }
 }