Style cleanups in Autofill for greater code clarity.

components/autofill/core/browser/autocomplete_history_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/autocomplete_history_manager.h"
 
 #include <vector>
 
 #include "base/prefs/pref_service.h"
 #include "base/profiler/scoped_tracker.h"
@@ skipping 106 matching lines @@
   if (!form.user_submitted)
     return;
 
   // We put the following restriction on stored FormFields:
   //  - non-empty name
   //  - non-empty value
   //  - text field
   //  - autocomplete is not disabled
   //  - value is not a credit card number
   //  - value is not a SSN
+  //  - field was not identified as a CVC field (this is handled in
+  //    AutofillManager)
   std::vector<FormFieldData> values;
-  for (std::vector<FormFieldData>::const_iterator iter =
-           form.fields.begin();
-       iter != form.fields.end(); ++iter) {
-    if (!iter->value.empty() &&
-        !iter->name.empty() &&
-        IsTextField(*iter) &&
-        iter->should_autocomplete &&
-        !autofill::IsValidCreditCardNumber(iter->value) &&
-        !autofill::IsSSN(iter->value)) {
-      values.push_back(*iter);
+  for (const FormFieldData& field : form.fields) {
+    if (!field.value.empty() && !field.name.empty() && IsTextField(field) &&
+        field.should_autocomplete &&
+        !autofill::IsValidCreditCardNumber(field.value) &&
+        !autofill::IsSSN(field.value)) {
+      values.push_back(field);
     }
   }
 
   if (!values.empty() && database_.get())
     database_->AddFormFields(values);
 }
 
 void AutocompleteHistoryManager::OnRemoveAutocompleteEntry(
     const base::string16& name, const base::string16& value) {
   if (database_.get())
@@ skipping 32 matching lines @@
     }
   }
 
   external_delegate_->OnSuggestionsReturned(query_id_, autofill_suggestions_);
 
   query_id_ = 0;
   autofill_suggestions_.clear();
 }
 
 }  // namespace autofill