Migrate page_load_metrics out of components.

chrome/browser/ui/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/crypto.gni")
 import("//build/config/features.gni")
 import("//build/config/ui.gni")
 import("//build/split_static_library.gni")
 import("//chrome/common/features.gni")
 
@@ skipping 150 matching lines @@
       "//chrome/browser/ui/webui/engagement:mojo_bindings",
       "//chrome/browser/ui/webui/omnibox:mojo_bindings",
       "//chrome/browser/ui/webui/plugins:mojo_bindings",
       "//chrome/common/net",
       "//chrome/installer/util:with_no_strings",
       "//components/autofill/content/browser:risk_proto",
       "//components/browsing_data_ui",
       "//components/bubble:bubble",
       "//components/crash/core/browser",
       "//components/net_log",
-      "//components/page_load_metrics/browser",
       "//components/power",
       "//components/suggestions/proto",
       "//components/url_formatter",
       "//device/nfc",
       "//media",
       "//net:net_with_v8",
       "//net:stale_while_revalidate_experiment_domains",
       "//storage/browser",
       "//storage/common",
       "//third_party/WebKit/public:resources",
@@ skipping 527 matching lines @@
     "//chrome/browser",
     "//content/public/browser",
     "//content/public/common",
     "//content/test:test_support",
     "//net:test_support",
     "//skia",
     "//testing/gtest",
     "//ui/base",
   ]
 }