AU: Many minor cleanup changes

src/platform/update_engine/main.cc

 // Copyright (c) 2010 The Chromium OS 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 <string>
 #include <tr1/memory>
 #include <vector>
 #include <gflags/gflags.h>
 #include <glib.h>
 #include "base/command_line.h"
@@ skipping 11 matching lines @@
 
 using std::string;
 using std::tr1::shared_ptr;
 using std::vector;
 
 namespace chromeos_update_engine {
 
 gboolean SetupInMainLoop(void* arg) {
   // TODO(adlr): Tell update_attempter to start working.
   // Comment this in for that:
-  //UpdateAttempter* update_attempter = reinterpret_cast<UpdateAttempter*>(arg);
+  UpdateAttempter* update_attempter = reinterpret_cast<UpdateAttempter*>(arg);
+  LOG(INFO) << "Starting update!";
+  update_attempter->Update(false);
 
   return FALSE;  // Don't call this callback function again
 }
 
 void SetupDbusService(UpdateEngineService* service) {
   DBusGConnection *bus;
   DBusGProxy *proxy;
   GError *error = NULL;
 
   bus = dbus_g_bus_get(DBUS_BUS_SYSTEM, &error);
   if (!bus) {
     LOG(FATAL) << "Failed to get bus";
   }
   proxy = dbus_g_proxy_new_for_name(bus,
                                     DBUS_SERVICE_DBUS,
                                     DBUS_PATH_DBUS,
                                     DBUS_INTERFACE_DBUS);
 
   guint32 request_name_ret;
   if (!org_freedesktop_DBus_request_name(proxy,
                                          kUpdateEngineServiceName,
                                          0,
                                          &request_name_ret,
                                          &error)) {
     LOG(FATAL) << "Failed to get name: " << error->message;
   }
   if (request_name_ret != DBUS_REQUEST_NAME_REPLY_PRIMARY_OWNER) {
     g_warning("Got result code %u from requesting name", request_name_ret);
     g_error_free(error);
-    exit(1);
     LOG(FATAL) << "Got result code " << request_name_ret
                << " from requesting name, but expected "
                << DBUS_REQUEST_NAME_REPLY_PRIMARY_OWNER;
   }
   dbus_g_connection_register_g_object(bus,
                                       "/org/chromium/UpdateEngine",
                                       G_OBJECT(service));
 }
 
 }  // namespace chromeos_update_engine
@@ skipping 35 matching lines @@
   // Run the main loop until exit time:
   g_main_loop_run(loop);
 
   // Cleanup:
   g_main_loop_unref(loop);
   g_object_unref(G_OBJECT(service));
 
   LOG(INFO) << "Chrome OS Update Engine terminating";
   return 0;
 }