Domain Reliability: Add a collector and a few configs.

components/domain_reliability/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.
 
 action("bake_in_configs") {
   visibility = [ ":*" ]
   script = "bake_in_configs.py"
 
   inputs = [
     "baked_in_configs/c_android_clients_google_com.json",
     "baked_in_configs/c_bigcache_googleapis_com.json",
     "baked_in_configs/c_doc-0-0-sj_sj_googleusercontent_com.json",
     "baked_in_configs/c_docs_google_com.json",
     "baked_in_configs/c_drive_google_com.json",
     "baked_in_configs/c_googlesyndication_com.json",
     "baked_in_configs/c_pack_google_com.json",
     "baked_in_configs/c_play_google_com.json",
     "baked_in_configs/c_youtube_com.json",
     "baked_in_configs/clients2_google_com.json",
     "baked_in_configs/docs_google_com.json",
+    "baked_in_configs/gcp_gvt2_com.json",
+    "baked_in_configs/gcp_gvt6_com.json",
     "baked_in_configs/google-analytics_com.json",
     "baked_in_configs/googlevideo_com.json",
     "baked_in_configs/gvt1_com.json",
     "baked_in_configs/gvt2_com.json",
+    "baked_in_configs/gvt6_com.json",
     "baked_in_configs/ssl_gstatic_com.json",
     "baked_in_configs/www_google_com.json",
   ]
 
   output_file = "$target_gen_dir/baked_in_configs.cc"
   outputs = [
     output_file,
   ]
 
   # The JSON file list is too long for the command line on Windows, so put
@@ skipping 72 matching lines @@
   configs += [ "//build/config/compiler:no_size_t_to_int_warning" ]
 
   deps = [
     ":domain_reliability",
     "//base",
     "//base/test:test_support",
     "//net:test_support",
     "//testing/gtest",
   ]
 }