Migrate page_load_metrics out of components.

WATCHLISTS

 # Copyright (c) 2012 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.
 
 # Watchlist Rules
 # Refer: http://dev.chromium.org/developers/contributing-code/watchlists
 
 # IMPORTANT: The regular expression filepath is tested against each path using
 # re.search, so it is not usually necessary to add .*.
 
@@ skipping 661 matching lines @@
       'filepath': 'origin_trials',
     },
     'ozone': {
       'filepath': 'ui/ozone/|'\
         'ui/events/ozone/|'\
         'ui/gfx/ozone/|'\
         'ui/gl/gl_.*egl.*|'\
         'ui/gl/gl_.*ozone.*'
     },
     'page_load_metrics' : {
-      'filepath': 'components/page_load_metrics/'
+      'filepath': 'chrome/browser/page_load_metrics/'\
+                  '|chrome/common/page_load_metrics/'\
+                  '|chrome/renderer/page_load_metrics/'
     },
     'panels': {
       'filepath': 'chrome/browser/ui/panels'\
                   '|chrome/browser/ui/cocoa/panels'\
                   '|chrome/browser/ui/views/panels'
     },
     'password_manager': {
       'filepath': 'chrome/.*/password_'\
                   '|chrome/browser/ui/passwords'\
                   '|chrome/browser/ui/views/passwords'\
@@ skipping 1188 matching lines @@
                        'falken@chromium.org' ],
     'blink_wtf': [ 'mikhail.pozdnyakov@intel.com',
                    'blink-reviews-wtf@chromium.org' ],
     'blink_xmlhttprequest': [ 'tyoshino+watch@chromium.org' ],
     'test_runner': [ 'jochen+watch@chromium.org',
                      'mlamouri+watch-test-runner@chromium.org' ],
     'clank_uma_settings': ['gayane+watch@chromium.org'],
     'xml': [ 'dominicc+watchlist@chromium.org' ],
   },
 }