Create a LinuxSandbox class.

sandbox/linux/suid/client/setuid_sandbox_client.h

 // 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.
 
 #ifndef SANDBOX_LINUX_SUID_SETUID_SANDBOX_CLIENT_H_
 #define SANDBOX_LINUX_SUID_SETUID_SANDBOX_CLIENT_H_
 
 #include "base/basictypes.h"
-#include "base/environment.h"
+
+namespace base { class Environment; }
 
 namespace sandbox {
 
 // Helper class to use the setuid sandbox. This class is to be used both
 // before launching the setuid helper and after being executed through the
 // setuid helper.
 //
 // A typical use would be:
 // 1. The browser calls SetupLaunchEnvironment()
 // 2. The browser launches a renderer through the setuid sandbox.
@@ skipping 11 matching lines @@
   bool ChrootMe();
 
   // Did we get launched through an up to date setuid binary ?
   bool IsSuidSandboxUpToDate() const;
   // Did we get launched through the setuid helper ?
   bool IsSuidSandboxChild() const;
   // Did the setuid helper create a new PID namespace ?
   bool IsInNewPIDNamespace() const;
   // Did the setuid helper create a new network namespace ?
   bool IsInNewNETNamespace() const;
+  // Are we done and fully sandboxed ?
+  bool IsSandboxed() const;
 
   // Set-up the environment. This should be done prior to launching the setuid
   // helper.
   void SetupLaunchEnvironment();
 
  private:
   // Holds the environment. Will never be NULL.
   base::Environment* env_;
+  bool sandboxed_;
   DISALLOW_IMPLICIT_CONSTRUCTORS(SetuidSandboxClient);
 };
 
 }  // namespace sandbox
 
 #endif  // SANDBOX_LINUX_SUID_SETUID_SANDBOX_CLIENT_H_