Measure usage metrics to prepare for adaptive fetching rates in M55

components/ntp_snippets/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/ui.gni")
 
 if (is_android) {
   import("//build/config/android/config.gni")
   import("//build/config/android/rules.gni")
 }
@@ skipping 39 matching lines @@
     "offline_pages/offline_page_suggestions_provider.cc",
     "offline_pages/offline_page_suggestions_provider.h",
     "physical_web_pages/physical_web_page_suggestions_provider.cc",
     "physical_web_pages/physical_web_page_suggestions_provider.h",
     "pref_names.cc",
     "pref_names.h",
     "request_throttler.cc",
     "request_throttler.h",
     "switches.cc",
     "switches.h",
+    "user_classifier.cc",
+    "user_classifier.h",
   ]
 
   public_deps = [
     "//base",
     "//components/keyed_service/core",
     "//components/leveldb_proto",
     "//components/prefs",
     "//components/signin/core/browser",
     "//components/suggestions",
     "//components/sync",
@@ skipping 63 matching lines @@
     "//components/signin/core/common",
     "//components/strings",
     "//components/sync:test_support_sync_driver",
     "//components/variations",
     "//net:test_support",
     "//testing/gtest",
     "//third_party/icu/",
     "//ui/gfx:test_support",
   ]
 }