Making credit card number un-editable in Wallet mode.

chrome/browser/ui/autofill/autofill_dialog_controller_impl.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/autofill/autofill_dialog_controller_impl.h"
 
 #include <algorithm>
 #include <string>
 
 #include "base/base64.h"
@@ skipping 743 matching lines @@
     legal_document_link_ranges_.push_back(ui::Range(
         link_start, link_start + documents[i]->display_name().size()));
   }
   legal_documents_text_ = text;
 }
 
 void AutofillDialogControllerImpl::PrepareDetailInputsForSection(
     DialogSection section) {
   // Reset all previously entered data and stop editing |section|.
   DetailInputs* inputs = MutableRequestedFieldsForSection(section);
-  for (size_t i = 0; i < inputs->size(); ++i) {
-    (*inputs)[i].initial_value.clear();
+  for (DetailInputs::iterator it = inputs->begin(); it != inputs->end(); ++it) {
+    it->initial_value.clear();
+    it->enabled = InputIsEnabled(*it, section);
   }
   section_editing_state_[section] = false;
 
   // If the chosen item in |model| yields an empty suggestion text, it is
   // invalid. In this case, show the editing UI with invalid fields highlighted.
   SuggestionsMenuModel* model = SuggestionsMenuModelForSection(section);
   if (IsASuggestionItemKey(model->GetItemKeyForCheckedItem()) &&
       SuggestionTextForSection(section).empty()) {
     scoped_ptr<DataModelWrapper> wrapper = CreateWrapper(section);
     wrapper->FillInputs(MutableRequestedFieldsForSection(section));
@@ skipping 1478 matching lines @@
 }
 
 bool AutofillDialogControllerImpl::IsManuallyEditingAnySection() const {
   for (size_t section = SECTION_MIN; section <= SECTION_MAX; ++section) {
     if (IsManuallyEditingSection(static_cast<DialogSection>(section)))
       return true;
   }
   return false;
 }
 
+bool AutofillDialogControllerImpl::InputIsEnabled(const DetailInput& input,
+                                                  DialogSection section) const {
+  return !(IsPayingWithWallet() &&
+           input.type == CREDIT_CARD_NUMBER &&
+           section_editing_state_[SECTION_CC_BILLING]);
+}
+
 bool AutofillDialogControllerImpl::InputIsValid(AutofillFieldType type,
                                                 const string16& value) const {
   switch (AutofillType::GetEquivalentFieldType(type)) {
     case EMAIL_ADDRESS:
       return IsValidEmailAddress(value);
 
     case CREDIT_CARD_NUMBER:
       return autofill::IsValidCreditCardNumber(value);
     case CREDIT_CARD_NAME:
       break;
@@ skipping 503 matching lines @@
         AutofillMetrics::DIALOG_USER_SIGNED_IN_NO_WALLET_NO_AUTOFILL;
   }
 
   // Has Wallet items.
   return has_autofill_profiles ?
       AutofillMetrics::DIALOG_USER_SIGNED_IN_HAS_WALLET_HAS_AUTOFILL :
       AutofillMetrics::DIALOG_USER_SIGNED_IN_HAS_WALLET_NO_AUTOFILL;
 }
 
 }  // namespace autofill