Hook up CryptAuthGCMManager to the enrollment and device sync managers.

components/proximity_auth/cryptauth/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("cryptauth") {
   sources = [
     "base64url.cc",
     "base64url.h",
     "cryptauth_access_token_fetcher.h",
     "cryptauth_access_token_fetcher_impl.cc",
@@ skipping 37 matching lines @@
 
   public_deps = [
     "proto",
   ]
 }
 
 source_set("test_support") {
   testonly = true
 
   sources = [
+    "fake_cryptauth_gcm_manager.cc",
+    "fake_cryptauth_gcm_manager.h",
     "fake_secure_message_delegate.cc",
     "fake_secure_message_delegate.h",
     "mock_cryptauth_client.cc",
     "mock_cryptauth_client.h",
     "mock_sync_scheduler.cc",
     "mock_sync_scheduler.h",
   ]
 
   deps = [
     ":cryptauth",
@@ skipping 25 matching lines @@
     ":cryptauth",
     ":test_support",
     "//base:prefs_test_support",
     "//base/test:test_support",
     "//components/gcm_driver:test_support",
     "//google_apis:test_support",
     "//net:test_support",
     "//testing/gtest",
   ]
 }