Add UMA reporting of reset request origin.

chrome/browser/ui/webui/settings/reset_settings_handler.cc

 // Copyright 2013 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/browser/ui/webui/settings/reset_settings_handler.h"
 
 #include <utility>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
@@ skipping 236 matching lines @@
   if (!default_settings)
     default_settings.reset(new BrandcodedDefaultSettings);
 
   GetResetter()->Reset(
       ProfileResetter::ALL, std::move(default_settings),
       base::Bind(&ResetSettingsHandler::OnResetProfileSettingsDone,
                  weak_ptr_factory_.GetWeakPtr(), callback_id, send_settings,
                  request_origin));
   content::RecordAction(base::UserMetricsAction("ResetProfile"));
   UMA_HISTOGRAM_BOOLEAN("ProfileReset.SendFeedback", send_settings);
+  UMA_HISTOGRAM_ENUMERATION(
+      "ProfileReset.ResetRequestOrigin", request_origin,
+      reset_report::ChromeResetReport::ResetRequestOrigin_MAX + 1);
 }
 
 ProfileResetter* ResetSettingsHandler::GetResetter() {
   if (!resetter_)
     resetter_.reset(new ProfileResetter(profile_));
   return resetter_.get();
 }
 
 void ResetSettingsHandler::HandleGetTriggeredResetToolName(
     const base::ListValue* args) {
@@ skipping 32 matching lines @@
 void ResetSettingsHandler::OnShowPowerwashDialog(
      const base::ListValue* args) {
   UMA_HISTOGRAM_ENUMERATION(
       "Reset.ChromeOS.PowerwashDialogShown",
       chromeos::reset::DIALOG_FROM_OPTIONS,
       chromeos::reset::DIALOG_VIEW_TYPE_SIZE);
 }
 #endif  // defined(OS_CHROMEOS)
 
 }  // namespace settings