Move code in src/remoting to the new callbacks.

remoting/host/local_input_monitor_mac.mm

 // Copyright (c) 2011 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 "remoting/host/local_input_monitor.h"
 
 #import <AppKit/AppKit.h>
 #include <set>
 
+#include "base/bind.h"
 #include "base/compiler_specific.h"
 #include "base/lazy_instance.h"
 #include "base/logging.h"
 #include "base/mac/scoped_cftyperef.h"
 #include "base/synchronization/lock.h"
 #include "remoting/host/chromoting_host.h"
 #import "third_party/GTM/AppKit/GTMCarbonEvent.h"
 
 // Esc Key Code is 53.
 // http://boredzo.org/blog/wp-content/uploads/2007/05/IMTx-virtual-keycodes.pdf
@@ skipping 72 matching lines @@
       [self release];
       return nil;
     }
   }
   return self;
 }
 
 - (void)hotKeyHit:(GTMCarbonHotKey*)hotKey {
   base::AutoLock lock(hostsLock_);
   for (Hosts::const_iterator i = hosts_.begin(); i != hosts_.end(); ++i) {
-    (*i)->Shutdown(NULL);
+    (*i)->Shutdown(base::Closure());
   }
 }
 
 - (void)localMouseMoved:(const SkIPoint&)mousePos {
   base::AutoLock lock(hostsLock_);
   for (Hosts::const_iterator i = hosts_.begin(); i != hosts_.end(); ++i) {
     (*i)->LocalMouseMoved(mousePos);
   }
 }
 
@@ skipping 64 matching lines @@
   if ([local_input_monitor removeHost:host_]) {
     [local_input_monitor invalidate];
     [local_input_monitor release];
     local_input_monitor = nil;
   }
 }
 
 remoting::LocalInputMonitor* remoting::LocalInputMonitor::Create() {
   return new LocalInputMonitorMac;
 }