[DeviceService] Add end-to-end browsertest for PowerMonitor

content/test/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/chrome_build.gni")
 import("//build/config/chromecast_build.gni")
 import("//build/config/compiler/compiler.gni")
 import("//build/config/crypto.gni")
 import("//build/config/features.gni")
 import("//build/config/ui.gni")
@@ skipping 444 matching lines @@
     deps += [ "//content/public/app:both" ]
   } else {
     deps += [ "//content/public/browser" ]
   }
 
   configs += [ "//v8:external_startup_data" ]
 }
 
 mojom("content_test_mojo_bindings") {
   sources = [
+    "../public/test/power_monitor_test.mojom",
     "../public/test/test_service.mojom",
     "test_browser_associated_interfaces.mojom",
   ]
 }
 
 mojom("web_ui_test_mojo_bindings") {
   sources = [
     "data/web_ui_test_mojo_bindings.mojom",
   ]
 }
@@ skipping 182 matching lines @@
     "../browser/media/session/mock_media_session_player_observer.cc",
     "../browser/media/session/mock_media_session_player_observer.h",
     "../browser/memory/memory_coordinator_impl_browsertest.cc",
     "../browser/message_port_provider_browsertest.cc",
     "../browser/mojo_sandbox_browsertest.cc",
     "../browser/net_info_browsertest.cc",
     "../browser/payments/payment_app_browsertest.cc",
     "../browser/pointer_lock_browsertest.cc",
     "../browser/pointer_lock_browsertest.h",
     "../browser/pointer_lock_browsertest_mac.mm",
+    "../browser/power_monitor_browsertest.cc",
     "../browser/presentation/presentation_browsertest.cc",
     "../browser/renderer_host/input/composited_scrolling_browsertest.cc",
     "../browser/renderer_host/input/interaction_mq_dynamic_browsertest.cc",
     "../browser/renderer_host/input/main_thread_event_queue_browsertest.cc",
     "../browser/renderer_host/input/non_blocking_event_browsertest.cc",
     "../browser/renderer_host/input/touch_action_browsertest.cc",
     "../browser/renderer_host/input/touch_input_browsertest.cc",
     "../browser/renderer_host/input/touch_selection_controller_client_aura_browsertest.cc",
     "../browser/renderer_host/media/video_capture_browsertest.cc",
     "../browser/renderer_host/render_process_host_browsertest.cc",
@@ skipping 1161 matching lines @@
   if (is_android) {
     deps += [ "//testing/android/native_test:native_test_native_code" ]
   }
 }
 
 group("fuzzers") {
   deps = [
     "//content/test/fuzzer",
   ]
 }