Virtual Cloud Print Driver for Mac.

content/common/cloud_print_class_mac.h

Index: content/common/cloud_print_class_mac.h
diff --git a/content/common/cloud_print_class_mac.h b/content/common/cloud_print_class_mac.h
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+// 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.
+
+#ifndef CONTENT_COMMON_CLOUD_PRINT_CLASS_MAC_H_
+#define CONTENT_COMMON_CLOUD_PRINT_CLASS_MAC_H_
+#pragma once
+
+#import <AppKit/AppKit.h>
+
+namespace content {
+
+// Four character constant to identify Cloud print IPC call.
+extern const AEEventClass kAECloudPrintClass;
+
+}  // namespace content
+
+#endif  // CONTENT_COMMON_CLOUD_PRINT_CLASS_MAC_H_
+