Make it clear what last_sync_timestamp actually tracks. Update

chrome/browser/sync/syncable/directory_backing_store.cc

 // Copyright (c) 2009 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 "chrome/browser/sync/syncable/directory_backing_store.h"
 
 #include "build/build_config.h"
 
 #if defined(OS_MACOSX)
 #include <CoreFoundation/CoreFoundation.h>
@@ skipping 262 matching lines @@
     }
   }
 
   if (save_info) {
     const Directory::PersistedKernelInfo& info = snapshot.kernel_info;
     SQLStatement update;
     update.prepare(dbhandle, "UPDATE share_info "
                    "SET last_sync_timestamp = ?, initial_sync_ended = ?, "
                    "store_birthday = ?, "
                    "next_id = ?");
-    update.bind_int64(0, info.last_sync_timestamp);
+    update.bind_int64(0, info.last_download_timestamp);
     update.bind_bool(1, info.initial_sync_ended);
     update.bind_string(2, info.store_birthday);
     update.bind_int64(3, info.next_id);
 
     if (!(SQLITE_DONE == update.step() &&
           SQLITE_OK == update.reset() &&
           1 == update.changes())) {
       return false;
     }
   }
@@ skipping 143 matching lines @@
 }
 
 void DirectoryBackingStore::LoadInfo(Directory::KernelLoadInfo* info) {
   {
     SQLStatement query;
     query.prepare(load_dbhandle_,
                   "SELECT last_sync_timestamp, initial_sync_ended, "
                   "store_birthday, next_id, cache_guid "
                   "FROM share_info");
     CHECK(SQLITE_ROW == query.step());
-    info->kernel_info.last_sync_timestamp = query.column_int64(0);
+    info->kernel_info.last_download_timestamp = query.column_int64(0);
     info->kernel_info.initial_sync_ended = query.column_bool(1);
     info->kernel_info.store_birthday = query.column_string(2);
     info->kernel_info.next_id = query.column_int64(3);
     info->cache_guid = query.column_string(4);
   }
 
   {
     SQLStatement query;
     query.prepare(load_dbhandle_,
                   "SELECT MAX(metahandle) FROM metas");
@@ skipping 391 matching lines @@
 
 int DirectoryBackingStore::CreateMetasTable(bool is_temporary) {
   const char* name = is_temporary ? "temp_metas" : "metas";
   string query = "CREATE TABLE ";
   query.append(name);
   query.append(ComposeCreateTableColumnSpecs());
   return ExecQuery(load_dbhandle_, query.c_str());
 }
 
 }  // namespace syncable