Mac: Autofill should not immediately request access to address book.

components/autofill/content/common/autofill_messages.h

 // 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.
 
 // Multiply-included message file, hence no include guard.
 
 #include <string>
 #include <vector>
 
 #include "base/strings/string16.h"
@@ skipping 76 matching lines @@
   IPC_STRUCT_TRAITS_MEMBER(password)
   IPC_STRUCT_TRAITS_MEMBER(realm)
 IPC_STRUCT_TRAITS_END()
 
 IPC_ENUM_TRAITS_MAX_VALUE(
     blink::WebFormElement::AutocompleteResult,
     blink::WebFormElement::AutocompleteResultErrorInvalid)
 
 // Autofill messages sent from the browser to the renderer.
 
+// Instructs the renderer to immediately return an IPC acknowledging the ping.
+// This is used to correctly sequence events, since IPCs are guaranteed to be
+// processed in order.
+IPC_MESSAGE_ROUTED0(AutofillMsg_Ping)
+
 // Instructs the renderer to fill the active form with the given form data.
 IPC_MESSAGE_ROUTED2(AutofillMsg_FillForm,
                     int /* query_id */,
                     autofill::FormData /* form */)
 
 // Instructs the renderer to preview the active form with the given form data.
 IPC_MESSAGE_ROUTED2(AutofillMsg_PreviewForm,
                     int /* query_id */,
                     autofill::FormData /* form */)
 
@@ skipping 107 matching lines @@
 IPC_MESSAGE_ROUTED5(AutofillHostMsg_QueryFormFieldAutofill,
                     int /* id of this message */,
                     autofill::FormData /* the form */,
                     autofill::FormFieldData /* the form field */,
                     gfx::RectF /* input field bounds, window-relative */,
                     bool /* display warning if autofill disabled */)
 
 // Sent when a form is previewed with Autofill suggestions.
 IPC_MESSAGE_ROUTED0(AutofillHostMsg_DidPreviewAutofillFormData)
 
+// Sent immediately after the renderer receives a ping IPC.
+IPC_MESSAGE_ROUTED0(AutofillHostMsg_PingAck)
+
 // Sent when a form is filled with Autofill suggestions.
 IPC_MESSAGE_ROUTED1(AutofillHostMsg_DidFillAutofillFormData,
                     base::TimeTicks /* timestamp */)
 
 // Sent when a form receives a request to do interactive autocomplete.
 IPC_MESSAGE_ROUTED2(AutofillHostMsg_RequestAutocomplete,
                     autofill::FormData /* form_data */,
                     GURL /* frame_url */)
 
 // Sent when interactive autocomplete is cancelled (e.g. because the invoking
@@ skipping 34 matching lines @@
 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> /* realms */)
 
 // Inform browser of data list values for the curent field.
 IPC_MESSAGE_ROUTED2(AutofillHostMsg_SetDataList,
                     std::vector<base::string16> /* values */,
                     std::vector<base::string16> /* labels */)