Linux: fix header includes for system protobuf.

chrome/browser/history/url_index_private_data.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.
 
 #include "chrome/browser/history/url_index_private_data.h"
 
 #include <algorithm>
 #include <functional>
 #include <iterator>
 #include <limits>
@@ skipping 10 matching lines @@
 #include "chrome/browser/api/bookmarks/bookmark_service.h"
 #include "chrome/browser/autocomplete/autocomplete_provider.h"
 #include "chrome/browser/autocomplete/url_prefix.h"
 #include "chrome/browser/history/history_database.h"
 #include "chrome/browser/history/in_memory_url_index.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/notification_details.h"
 #include "content/public/browser/notification_service.h"
 #include "content/public/browser/notification_source.h"
 #include "net/base/net_util.h"
+
+#if defined(USE_SYSTEM_PROTOBUF)
+#include <google/protobuf/repeated_field.h>
+#else
 #include "third_party/protobuf/src/google/protobuf/repeated_field.h"
+#endif
 
 using google::protobuf::RepeatedField;
 using google::protobuf::RepeatedPtrField;
 using in_memory_url_index::InMemoryURLIndexCacheItem;
 
 namespace history {
 
 typedef imui::InMemoryURLIndexCacheItem_WordListItem WordListItem;
 typedef imui::InMemoryURLIndexCacheItem_WordMapItem_WordMapEntry WordMapEntry;
 typedef imui::InMemoryURLIndexCacheItem_WordMapItem WordMapItem;
@@ skipping 1106 matching lines @@
 }
 
 // static
 bool URLIndexPrivateData::URLSchemeIsWhitelisted(
     const GURL& gurl,
     const std::set<std::string>& whitelist) {
   return whitelist.find(gurl.scheme()) != whitelist.end();
 }
 
 }  // namespace history