Add unit tests for AddToHomescreenDataFetcher

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")
 import("//testing/test.gni")
 import("//v8/gni/v8.gni")
 
 # Use a static library here because many test binaries depend on this but don't
 # require many files from it. This makes linking more efficient.
 static_library("test_support") {
   testonly = true
 
   # See comment at the top of //content/BUILD.gn for why this is disabled in
   # component builds.
   if (is_component_build) {
     check_includes = false
   }
 
   sources = [
     "../browser/download/mock_download_file.cc",
     "../browser/download/mock_download_file.h",
+    "../browser/service_worker/embedded_worker_test_helper.cc",
+    "../browser/service_worker/embedded_worker_test_helper.h",
     "../public/test/async_file_test_helper.cc",
     "../public/test/async_file_test_helper.h",
     "../public/test/background_sync_test_util.cc",
     "../public/test/background_sync_test_util.h",
     "../public/test/browser_side_navigation_test_utils.cc",
     "../public/test/browser_side_navigation_test_utils.h",
     "../public/test/browser_test.h",
     "../public/test/browser_test_base.cc",
     "../public/test/browser_test_base.h",
     "../public/test/browser_test_utils.cc",
@@ skipping 1138 matching lines @@
     "../browser/renderer_host/render_process_host_unittest.cc",
     "../browser/renderer_host/render_view_host_unittest.cc",
     "../browser/renderer_host/render_widget_host_unittest.cc",
     "../browser/renderer_host/render_widget_host_view_aura_unittest.cc",
     "../browser/renderer_host/render_widget_host_view_base_unittest.cc",
     "../browser/renderer_host/render_widget_host_view_mac_editcommand_helper_unittest.mm",
     "../browser/renderer_host/render_widget_host_view_mac_unittest.mm",
     "../browser/renderer_host/text_input_client_mac_unittest.mm",
     "../browser/resolve_proxy_msg_helper_unittest.cc",
     "../browser/service_worker/embedded_worker_instance_unittest.cc",
-    "../browser/service_worker/embedded_worker_test_helper.cc",
-    "../browser/service_worker/embedded_worker_test_helper.h",
     "../browser/service_worker/link_header_support_unittest.cc",
     "../browser/service_worker/service_worker_cache_writer_unittest.cc",
     "../browser/service_worker/service_worker_context_core_unittest.cc",
     "../browser/service_worker/service_worker_context_request_handler_unittest.cc",
     "../browser/service_worker/service_worker_context_unittest.cc",
     "../browser/service_worker/service_worker_controllee_request_handler_unittest.cc",
     "../browser/service_worker/service_worker_database_unittest.cc",
     "../browser/service_worker/service_worker_dispatcher_host_unittest.cc",
     "../browser/service_worker/service_worker_handle_unittest.cc",
     "../browser/service_worker/service_worker_job_unittest.cc",
@@ skipping 498 matching lines @@
   if (is_android) {
     deps += [ "//testing/android/native_test:native_test_native_code" ]
   }
 }
 
 group("fuzzers") {
   deps = [
     "//content/test/fuzzer",
   ]
 }