[Chromoting] The daemon process now starts the networking process and passes the host configuration…

remoting/host/me2me_preference_pane.mm

 // 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.
 
 #import "remoting/host/me2me_preference_pane.h"
 
 #import <Cocoa/Cocoa.h>
 #include <CommonCrypto/CommonHMAC.h>
 #include <errno.h>
 #include <launch.h>
@@ skipping 506 matching lines @@
   const char* command = is_service_running_ ? "--save-config" : "--enable";
   if (![self runHelperAsRootWithCommand:command
                               inputData:serialized_config]) {
     NSLog(@"Failed to run the helper tool");
     [self showError];
     return;
   }
 
   have_new_config_ = NO;
 
-  // If the service is running, send a signal to cause it to reload its
-  // configuration, otherwise start the service.
-  if (is_service_running_) {
-    pid_t job_pid = base::mac::PIDForJob(remoting::kServiceName);
-    if (job_pid > 0) {
-      kill(job_pid, SIGHUP);
-    } else {
-      NSLog(@"Failed to obtain PID of service %s", remoting::kServiceName);
-      [self showError];
-    }
-  } else {
+  // Ensure the service is started.
+  if (!is_service_running_) {
     [self sendJobControlMessage:LAUNCH_KEY_STARTJOB];
   }
 
   // Broadcast a distributed notification to inform the plugin that the
   // configuration has been applied.
   [self notifyPlugin:UPDATE_SUCCEEDED_NOTIFICATION_NAME];
 }
 
 - (BOOL)runHelperAsRootWithCommand:(const char*)command
                          inputData:(const std::string&)input_data {
@@ skipping 207 matching lines @@
   NSArray* arguments = [NSArray arrayWithObjects:@"--relaunch-prefpane", nil];
   [task setLaunchPath:command];
   [task setArguments:arguments];
   [task setStandardInput:[NSPipe pipe]];
   [task launch];
   [task release];
   [NSApp terminate:nil];
 }
 
 @end