Add a flag to ignore autocomplete="off" for Autofill.

components/autofill/core/common/autofill_switches.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/common/autofill_switches.h"
 
 namespace autofill {
 namespace switches {
 
 // Forces the password manager to not ignore autocomplete='off' for password
 // forms.
 const char kDisableIgnoreAutocompleteOff[]  = "do-not-ignore-autocomplete-off";
 
 // Disables password generation when we detect that the user is going through
 // account creation.
 const char kDisablePasswordGeneration[]     = "disable-password-generation";
 
 // Enables password generation when we detect that the user is going through
 // account creation.
 const char kEnablePasswordGeneration[]      = "enable-password-generation";
 
+// Ignores autocomplete="off" for Autofill data (profiles + credit cards).
+const char kIgnoreAutocompleteOffForAutofill[] =
+    "ignore-autocomplete-off-autofill";
+
 // Removes the requirement that we recieved a ping from the autofill servers
 // and that the user doesn't have the given form blacklisted. Used in testing.
 const char kLocalHeuristicsOnlyForPasswordGeneration[] =
     "local-heuristics-only-for-password-generation";
 
 // Annotates forms with Autofill field type predictions.
 const char kShowAutofillTypePredictions[]   = "show-autofill-type-predictions";
 
 // Secure service URL for Online Wallet service. Used as the base url to escrow
 // credit card numbers.
 const char kWalletSecureServiceUrl[]        = "wallet-secure-service-url";
 
 // Service URL for Online Wallet service. Used as the base url for Online Wallet
 // API calls.
 const char kWalletServiceUrl[]              = "wallet-service-url";
 
 // Use the sandbox Online Wallet service URL (for developer testing).
 const char kWalletServiceUseSandbox[]       = "wallet-service-use-sandbox";
 
 }  // namespace switches
 }  // namespace autofill