[Autofill] Add UMA timing metrics for requestAutocomplete dialog.

chrome/browser/autofill/autofill_manager.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/browser/autofill/autofill_manager.h"
 
 #include <stddef.h>
 
 #include <limits>
 #include <map>
@@ skipping 764 matching lines @@
 }
 
 const std::vector<FormStructure*>& AutofillManager::GetFormStructures() {
   return form_structures_.get();
 }
 
 void AutofillManager::ShowRequestAutocompleteDialog(
     const FormData& form,
     const GURL& source_url,
     const content::SSLStatus& ssl_status,
+    autofill::DialogType dialog_type,
     const base::Callback<void(const FormStructure*)>& callback) {
   manager_delegate_->ShowRequestAutocompleteDialog(
-      form, source_url, ssl_status, callback);
+      form, source_url, ssl_status, *metric_logger_, dialog_type, callback);
 }
 
 void AutofillManager::RequestAutocompleteDialogClosed() {
   manager_delegate_->RequestAutocompleteDialogClosed();
 }
 
 void AutofillManager::OnAddPasswordFormMapping(
       const FormFieldData& form,
       const PasswordFormFillData& fill_data) {
   if (external_delegate_)
@@ skipping 30 matching lines @@
     const GURL& frame_url,
     const content::SSLStatus& ssl_status) {
   if (!IsAutofillEnabled()) {
     ReturnAutocompleteResult(WebFormElement::AutocompleteResultErrorDisabled,
                              FormData());
     return;
   }
 
   base::Callback<void(const FormStructure*)> callback =
       base::Bind(&AutofillManager::ReturnAutocompleteData, this);
-  ShowRequestAutocompleteDialog(form, frame_url, ssl_status, callback);
+  ShowRequestAutocompleteDialog(
+      form, frame_url, ssl_status,
+      autofill::DIALOG_TYPE_REQUEST_AUTOCOMPLETE, callback);
 }
 
 void AutofillManager::ReturnAutocompleteResult(
     WebFormElement::AutocompleteResult result, const FormData& form_data) {
   // web_contents() will be NULL when the interactive autocomplete is closed due
   // to a tab or browser window closing.
   if (!web_contents())
     return;
 
   RenderViewHost* host = web_contents()->GetRenderViewHost();
@@ skipping 471 matching lines @@
   *profile_guid = IDToGUID(profile_id);
 }
 
 void AutofillManager::UpdateInitialInteractionTimestamp(
     const TimeTicks& interaction_timestamp) {
   if (initial_interaction_timestamp_.is_null() ||
       interaction_timestamp < initial_interaction_timestamp_) {
     initial_interaction_timestamp_ = interaction_timestamp;
   }
 }