Field trial synchronization to PPAPI process.

components/variations/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.
 
 if (is_android) {
   import("//build/config/android/rules.gni")
 }
 
 static_library("variations") {
   sources = [
     "active_field_trials.cc",
     "active_field_trials.h",
     "android/component_jni_registrar.cc",
     "android/component_jni_registrar.h",
     "android/variations_associated_data_android.cc",
     "android/variations_associated_data_android.h",
     "android/variations_seed_bridge.cc",
     "android/variations_seed_bridge.h",
     "caching_permuted_entropy_provider.cc",
     "caching_permuted_entropy_provider.h",
+    "child_process_field_trial_syncer.cc",
+    "child_process_field_trial_syncer.h",
     "entropy_provider.cc",
     "entropy_provider.h",
     "experiment_labels.cc",
     "experiment_labels.h",
     "metrics_util.cc",
     "metrics_util.h",
     "pref_names.cc",
     "pref_names.h",
     "processed_study.cc",
     "processed_study.h",
@@ skipping 58 matching lines @@
     ]
     jni_package = "variations"
   }
 }
 
 source_set("unit_tests") {
   testonly = true
   sources = [
     "active_field_trials_unittest.cc",
     "caching_permuted_entropy_provider_unittest.cc",
+    "child_process_field_trial_syncer_unittest.cc",
     "entropy_provider_unittest.cc",
     "experiment_labels_unittest.cc",
     "metrics_util_unittest.cc",
     "net/variations_http_headers_unittest.cc",
     "study_filtering_unittest.cc",
     "variations_associated_data_unittest.cc",
     "variations_http_header_provider_unittest.cc",
     "variations_request_scheduler_unittest.cc",
     "variations_seed_processor_unittest.cc",
     "variations_seed_simulator_unittest.cc",
     "variations_seed_store_unittest.cc",
   ]
 
   if (is_android || is_ios) {
     sources += [ "variations_request_scheduler_mobile_unittest.cc" ]
   }
 
   deps = [
     ":variations",
     "net",
     "proto",
     "//base/test:test_support",
     "//components/prefs:test_support",
     "//components/variations/field_trial_config:unit_tests",
     "//testing/gtest",
     "//third_party/zlib:compression_utils",
   ]
 }