[Sync] Add per-navigation timestamps/unique ids to tab sync.

sync/protocol/proto_value_conversions.cc

 // 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.
 
 // Keep this file in sync with the .proto files in this directory.
 
 #include "sync/protocol/proto_value_conversions.h"
 
 #include "base/base64.h"
 #include "base/basictypes.h"
@@ skipping 139 matching lines @@
   SET_INT32(window_id);
   SET_INT32(selected_tab_index);
   SET_INT32_REP(tab);
   SET_ENUM(browser_type, GetBrowserTypeString);
   return value;
 }
 
 DictionaryValue* TabNavigationToValue(
     const sync_pb::TabNavigation& proto) {
   DictionaryValue* value = new DictionaryValue();
-  SET_INT32(index);
   SET_STR(virtual_url);
   SET_STR(referrer);
   SET_STR(title);
   SET_STR(state);
   SET_ENUM(page_transition, GetPageTransitionString);
   SET_ENUM(navigation_qualifier, GetPageTransitionQualifierString);
+  SET_INT32(unique_id);
+  SET_INT64(timestamp);
   return value;
 }
 
 DictionaryValue* PasswordSpecificsDataToValue(
     const sync_pb::PasswordSpecificsData& proto) {
   DictionaryValue* value = new DictionaryValue();
   SET_INT32(scheme);
   SET_STR(signon_realm);
   SET_STR(origin);
   SET_STR(action);
@@ skipping 409 matching lines @@
 #undef SET_BYTES
 #undef SET_INT32
 #undef SET_INT64
 #undef SET_INT64_REP
 #undef SET_STR
 #undef SET_STR_REP
 
 #undef SET_FIELD
 
 }  // namespace browser_sync