Enable the save card bubble on Mac without a flag.

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 "build/build_config.h"
 #include "components/autofill/core/common/autofill_switches.h"
 
 namespace autofill {
 namespace switches {
 
@@ skipping 15 matching lines @@
     "disable-offer-store-unmasked-wallet-cards";
 
 // Disables offering to upload credit cards.
 const char kDisableOfferUploadCreditCards[] =
     "disable-offer-upload-credit-cards";
 
 // Disables password generation when we detect that the user is going through
 // account creation.
 const char kDisablePasswordGeneration[]     = "disable-password-generation";
 
-// Disables showing bubble instead of infobar for save credit card prompt.
-const char kDisableSaveCardBubble[] =
-    "disable-autofill-save-card-bubble";
-
 // The "disable" flag for kEnableSingleClickAutofill.
 const char kDisableSingleClickAutofill[]    = "disable-single-click-autofill";
 
 // Enables using device's camera to scan a new credit card when filling out a
 // credit card form.
 const char kEnableCreditCardScan[]          = "enable-credit-card-scan";
 
 // Enables the experiment for the password manager to only fill on account
 // selection, rather than autofilling on page load, with highlighting of fields.
 const char kEnableFillOnAccountSelect[]     = "enable-fill-on-account-select";
@@ skipping 12 matching lines @@
 const char kEnableOfferStoreUnmaskedWalletCards[] =
     "enable-offer-store-unmasked-wallet-cards";
 
 // Enables offering to upload credit cards.
 const char kEnableOfferUploadCreditCards[] = "enable-offer-upload-credit-cards";
 
 // Enables password generation when we detect that the user is going through
 // account creation.
 const char kEnablePasswordGeneration[]      = "enable-password-generation";
 
-// Enables showing bubble instead of infobar for save credit card prompt.
-const char kEnableSaveCardBubble[] =
-    "enable-autofill-save-card-bubble";
-
 // Enables/disables suggestions without typing anything (on first click).
 const char kEnableSingleClickAutofill[]     = "enable-single-click-autofill";
 
 // Enables suggestions with substring matching instead of prefix matching.
 const char kEnableSuggestionsWithSubstringMatch[] =
     "enable-suggestions-with-substring-match";
 
 // Ignores autocomplete="off" for Autofill data (profiles + credit cards).
 const char kIgnoreAutocompleteOffForAutofill[] =
     "ignore-autocomplete-off-autofill";
@@ skipping 22 matching lines @@
 const char kDisableAccessorySuggestionView[] =
     "disable-autofill-keyboard-accessory-view";
 
 // Enables showing suggestions in a keyboard accessory view.
 const char kEnableAccessorySuggestionView[] =
     "enable-autofill-keyboard-accessory-view";
 #endif  // defined(OS_ANDROID)
 
 }  // namespace switches
 }  // namespace autofill