Persist the choice of AutofillDataModel when using the requestAutocomplete dialog.

chrome/common/pref_names.h

 // Copyright (c) 2012 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.
 
 // Constants for the names of various preferences, for easier changing.
 
 #ifndef CHROME_COMMON_PREF_NAMES_H_
 #define CHROME_COMMON_PREF_NAMES_H_
 
 #include <stddef.h>
@@ skipping 371 matching lines @@
 extern const char kDefaultContentSettings[];
 extern const char kContentSettingsClearOnExitMigrated[];
 extern const char kContentSettingsVersion[];
 extern const char kContentSettingsPatternPairs[];
 extern const char kContentSettingsDefaultWhitelistVersion[];
 extern const char kContentSettingsPluginWhitelist[];
 extern const char kBlockThirdPartyCookies[];
 extern const char kClearSiteDataOnExit[];
 extern const char kDefaultZoomLevel[];
 extern const char kPerHostZoomLevels[];
+extern const char kAutofillDialogAutofillDefault[];
 extern const char kAutofillDialogPayWithoutWallet[];
 extern const char kEditBookmarksEnabled[];
 
 extern const char kEnableTranslate[];
 extern const char kPinnedTabs[];
 
 extern const char kDisable3DAPIs[];
 extern const char kEnableHyperlinkAuditing[];
 extern const char kEnableReferrers[];
 extern const char kEnableDoNotTrack[];
@@ skipping 511 matching lines @@
 extern const char kAppListLaunchCount[];
 extern const char kLastAppListAppLaunchPing[];
 extern const char kAppListAppLaunchCount[];
 
 extern const char kDRMSalt[];
 extern const char kEnableDRM[];
 
 }  // namespace prefs
 
 #endif  // CHROME_COMMON_PREF_NAMES_H_