include what you use: errno.h in chrome/

chrome/common/mac/mock_launchd.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/common/mac/mock_launchd.h"
 
 #include <CoreFoundation/CoreFoundation.h>
+#include <errno.h>
 #include <sys/socket.h>
 #include <sys/un.h>
 
 #include "base/basictypes.h"
 #include "base/files/file_path.h"
 #include "base/files/file_util.h"
 #include "base/mac/foundation_util.h"
 #include "base/mac/scoped_cftyperef.h"
 #include "base/message_loop/message_loop.h"
 #include "base/strings/string_util.h"
@@ skipping 241 matching lines @@
                               Type type,
                               CFStringRef name) {
   delete_called_ = true;
   return true;
 }
 
 void MockLaunchd::SignalReady() {
   ASSERT_TRUE(as_service_);
   running_lock_.reset(TakeNamedLock(pipe_name_, true));
 }