[autofill] Add support for PSL domain matching for password autofill.

components/autofill/common/autofill_messages.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.
 
 // Multiply-included message file, hence no include guard.
 
 #include <string>
 
 #include "base/time.h"
 #include "components/autofill/common/autocheckout_status.h"
@@ skipping 66 matching lines @@
   IPC_STRUCT_TRAITS_MEMBER(fields)
 IPC_STRUCT_TRAITS_END()
 
 IPC_STRUCT_TRAITS_BEGIN(autofill::UsernamesCollectionKey)
   IPC_STRUCT_TRAITS_MEMBER(username)
   IPC_STRUCT_TRAITS_MEMBER(password)
 IPC_STRUCT_TRAITS_END()
 
 IPC_STRUCT_TRAITS_BEGIN(autofill::PasswordFormFillData)
   IPC_STRUCT_TRAITS_MEMBER(basic_data)
-  IPC_STRUCT_TRAITS_MEMBER(additional_logins)
+  IPC_STRUCT_TRAITS_MEMBER(preferred_realm)
+  IPC_STRUCT_TRAITS_MEMBER(additional_logins_passwords)
+  IPC_STRUCT_TRAITS_MEMBER(additional_logins_realms)
   IPC_STRUCT_TRAITS_MEMBER(other_possible_usernames)
   IPC_STRUCT_TRAITS_MEMBER(wait_for_username)
 IPC_STRUCT_TRAITS_END()
 
 IPC_ENUM_TRAITS(WebKit::WebFormElement::AutocompleteResult)
 
 // Autofill messages sent from the browser to the renderer.
 
 // Request to parse all the forms without field count limit.
 IPC_MESSAGE_ROUTED0(AutofillMsg_GetAllForms)
@@ skipping 180 matching lines @@
                     int /* max length of the password */,
                     content::PasswordForm)
 
 // Instruct the browser that a password mapping has been found for a field.
 IPC_MESSAGE_ROUTED2(AutofillHostMsg_AddPasswordFormMapping,
                     autofill::FormFieldData, /* the user name field */
                     autofill::PasswordFormFillData /* password pairings */)
 
 // Instruct the browser to show a popup with the following suggestions from the
 // password manager.
-IPC_MESSAGE_ROUTED3(AutofillHostMsg_ShowPasswordSuggestions,
+IPC_MESSAGE_ROUTED4(AutofillHostMsg_ShowPasswordSuggestions,
                     autofill::FormFieldData /* the form field */,
                     gfx::RectF /* input field bounds, window-relative */,
-                    std::vector<base::string16> /* suggestions */)
+                    std::vector<base::string16> /* suggestions */,
+                    std::vector<base::string16> /* suggestions realms */)
 
 // Inform browser of data list values for the curent field.
 IPC_MESSAGE_ROUTED4(AutofillHostMsg_SetDataList,
                     std::vector<base::string16> /* values */,
                     std::vector<base::string16> /* labels */,
                     std::vector<base::string16> /* icons */,
                     std::vector<int> /* unique ids */)