Add more components_unittests to GN build

chromeos/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/allocator.gni")
 import("//build/config/ui.gni")
 import("//testing/test.gni")
 import("//third_party/protobuf/proto_library.gni")
 
 assert(is_chromeos, "Non-ChromeOS builds must not depend on //chromeos")
@@ skipping 25 matching lines @@
     "//third_party/libxml",
     "//third_party/protobuf:protobuf_lite",
     "//url",
     ":cryptohome_proto",
     ":power_manager_proto",
   ]
   sources = gypi_values.chromeos_sources
   defines = [ "CHROMEOS_IMPLEMENTATION" ]
 }
 
-static_library("test_support") {
+source_set("test_support") {
   testonly = true
   configs += [ "//build/config/linux:dbus" ]
-  deps = [
-    "//testing/gmock",
+  public_deps = [
     ":chromeos",
     ":cryptohome_proto",
     ":power_manager_proto",
     ":test_support_without_gmock",
+    "//testing/gmock",
   ]
   sources = [
     "attestation/mock_attestation_flow.cc",
     "attestation/mock_attestation_flow.h",
     "chromeos_test_utils.cc",
     "chromeos_test_utils.h",
     "cryptohome/mock_async_method_caller.cc",
     "cryptohome/mock_async_method_caller.h",
     "cryptohome/mock_homedir_methods.cc",
     "cryptohome/mock_homedir_methods.h",
@@ skipping 107 matching lines @@
   proto_out_dir = "chromeos/dbus/cryptohome"
 }
 
 proto_library("cryptohome_signkey_proto") {
   sources = [
     "//third_party/cros_system_api/dbus/cryptohome/signed_secret.proto",
   ]
 
   proto_out_dir = "chromeos/cryptohome"
 }