[sensors] Add a browser test to sanity check ambient light sensor.

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/compiler/compiler.gni")
 import("//build/config/crypto.gni")
 import("//build/config/features.gni")
 import("//build/config/ui.gni")
 import("//mojo/public/tools/bindings/mojom.gni")
@@ skipping 543 matching lines @@
     "../browser/fileapi/file_system_browsertest.cc",
     "../browser/find_request_manager_browsertest.cc",
     "../browser/frame_host/frame_tree_browsertest.cc",
     "../browser/frame_host/interstitial_page_impl_browsertest.cc",
     "../browser/frame_host/navigation_controller_impl_browsertest.cc",
     "../browser/frame_host/navigation_handle_impl_browsertest.cc",
     "../browser/frame_host/render_frame_host_impl_browsertest.cc",
     "../browser/frame_host/render_frame_host_manager_browsertest.cc",
     "../browser/frame_host/render_frame_message_filter_browsertest.cc",
     "../browser/frame_host/render_widget_host_view_child_frame_browsertest.cc",
+    "../browser/generic_sensor_browsertest.cc",
     "../browser/gpu/gpu_ipc_browsertests.cc",
     "../browser/host_zoom_map_impl_browsertest.cc",
     "../browser/iframe_zoom_browsertest.cc",
     "../browser/indexed_db/indexed_db_browsertest.cc",
     "../browser/indexed_db/mock_browsertest_indexed_db_class_factory.cc",
     "../browser/indexed_db/mock_browsertest_indexed_db_class_factory.h",
     "../browser/loader/async_resource_handler_browsertest.cc",
     "../browser/loader/async_revalidation_manager_browsertest.cc",
     "../browser/loader/cross_site_resource_handler_browsertest.cc",
     "../browser/loader/reload_cache_control_browsertest.cc",
@@ skipping 92 matching lines @@
     "//content/public/child",
     "//content/public/common",
     "//content/public/renderer",
     "//content/renderer:for_content_tests",
     "//content/shell:content_shell_lib",
     "//content/shell:pak",
     "//content/test:test_support",
     "//device/base/synchronization",
     "//device/battery",
     "//device/battery:mojo_bindings",
+    "//device/generic_sensor",
     "//device/power_save_blocker",
     "//device/sensors/public/cpp",
     "//device/vibration:mojo_bindings",
     "//device/wake_lock",
     "//gin",
     "//gpu",
     "//ipc:mojom",
     "//ipc:test_support",
     "//media",
     "//media:test_support",
@@ skipping 1001 matching lines @@
   if (is_android) {
     deps += [ "//testing/android/native_test:native_test_native_code" ]
   }
 }
 
 group("fuzzers") {
   deps = [
     "//content/test/fuzzer",
   ]
 }