[GN/iOS] Explicitly list test data in //components.

components/update_client/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.
 
 source_set("update_client") {
   sources = [
     "action.cc",
     "action.h",
     "action_update.cc",
     "action_update.h",
@@ skipping 72 matching lines @@
   deps = [
     "//base",
     "//components/prefs",
     "//net:test_support",
     "//testing/gmock",
     "//testing/gtest",
     "//url",
   ]
 }
 
+bundle_data("unit_tests_bundle_data") {
+  visibility = [ ":unit_tests" ]
+  testonly = true
+  sources = [
+    "//components/test/data/update_client/binary_bsdiff_patch.bin",
+    "//components/test/data/update_client/binary_courgette_patch.bin",
+    "//components/test/data/update_client/binary_input.bin",
+    "//components/test/data/update_client/binary_output.bin",
+    "//components/test/data/update_client/ihfokbkgjpifnbbojhneepfflplebdkc_1.crx",
+    "//components/test/data/update_client/ihfokbkgjpifnbbojhneepfflplebdkc_1to2.crx",
+    "//components/test/data/update_client/ihfokbkgjpifnbbojhneepfflplebdkc_2.crx",
+    "//components/test/data/update_client/jebgalgnebhfojomionfpkfelancnnkf.crx",
+    "//components/test/data/update_client/updatecheck_reply_1.xml",
+    "//components/test/data/update_client/updatecheck_reply_4.xml",
+  ]
+  outputs = [
+    "{{bundle_resources_dir}}/" +
+        "{{source_root_relative_dir}}/{{source_file_part}}",
+  ]
+}
+
 source_set("unit_tests") {
   testonly = true
   sources = [
     "component_patcher_unittest.cc",
     "crx_downloader_unittest.cc",
     "persisted_data_unittest.cc",
     "ping_manager_unittest.cc",
     "request_sender_unittest.cc",
     "update_checker_unittest.cc",
     "update_client_unittest.cc",
     "update_query_params_unittest.cc",
     "update_response_unittest.cc",
     "utils_unittest.cc",
   ]
 
   deps = [
     ":test_support",
+    ":unit_tests_bundle_data",
     ":update_client",
     "//base",
     "//components/prefs",
     "//components/prefs:test_support",
     "//courgette:courgette_lib",
     "//net:test_support",
     "//testing/gmock",
     "//testing/gtest",
     "//third_party/libxml",
   ]
 }