[Autofill] Add FormEvent logging for "will submit form".

components/autofill/core/browser/autofill_manager.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 "components/autofill/core/browser/autofill_manager.h"
 
 #include <stddef.h>
 
 #include <limits>
 #include <map>
@@ skipping 310 matching lines @@
 
 bool AutofillManager::OnWillSubmitForm(const FormData& form,
                                        const TimeTicks& timestamp) {
   if (!IsValidFormData(form))
     return false;
 
   scoped_ptr<FormStructure> submitted_form = ValidateSubmittedForm(form);
   if (!submitted_form)
     return false;
 
+  AutofillMetrics::LogIsFormUserSubmitted(form.user_submitted);
+
   address_form_event_logger_->OnDidSubmitForm();
   credit_card_form_event_logger_->OnDidSubmitForm();
 
   // Only upload server statistics and UMA metrics if at least some local data
   // is available to use as a baseline.
   const std::vector<AutofillProfile*>& profiles = personal_data_->GetProfiles();
   if (submitted_form->IsAutofillable()) {
     AutofillMetrics::LogNumberOfProfilesAtAutofillableFormSubmission(
         personal_data_->GetProfiles().size());
   }
@@ skipping 1120 matching lines @@
     return false;
 
   // Disregard forms that we wouldn't ever autofill in the first place.
   if (!form.ShouldBeParsed())
     return false;
 
   return true;
 }
 
 }  // namespace autofill