Record metric of geo permission before and after showing the disclosure.

chrome/common/pref_names.cc

 // 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.
 
 #include "chrome/common/pref_names.h"
 
 #include "base/macros.h"
 #include "build/build_config.h"
 #include "chrome/common/features.h"
 #include "chrome/common/pref_font_webkit_names.h"
@@ skipping 2296 matching lines @@
 const char kSearchGeolocationDisclosureDismissed[] =
     "search_geolocation_disclosure.dismissed";
 
 // How many times the search geolocation disclosure has been shown.
 const char kSearchGeolocationDisclosureShownCount[] =
     "search_geolocation_disclosure.shown_count";
 
 // When the disclosure was shown last.
 const char kSearchGeolocationDisclosureLastShowDate[] =
     "search_geolocation_disclosure.last_show_date";
+
+// Whether the metrics for the state of geolocation pre-disclosure being shown
+// have been recorded.
+const char kSearchGeolocationPreDisclosureMetricsRecorded[] =
+    "search_geolocation_pre_disclosure_metrics_recorded";
+
+// Whether the metrics for the state of geolocation post-disclosure being shown
+// have been recorded.
+const char kSearchGeolocationPostDisclosureMetricsRecorded[] =
+    "search_geolocation_post_disclosure_metrics_recorded";
 #endif
 
 }  // namespace prefs