Linux sandbox: cleanup sandbox-bpf naming.

content/public/common/sandbox_init.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 CONTENT_PUBLIC_COMMON_SANDBOX_INIT_H_
 #define CONTENT_PUBLIC_COMMON_SANDBOX_INIT_H_
 
 #include "base/memory/scoped_ptr.h"
 #include "base/process/process.h"
 #include "build/build_config.h"
 #include "content/common/content_export.h"
 
 class CommandLine;
 
 namespace base {
 class FilePath;
 }
 
-namespace playground2 {
-class SandboxBpfPolicy;
-}
-
 namespace sandbox {
+class SandboxBPFPolicy;
 struct SandboxInterfaceInfo;
 }
 
 namespace content {
 class SandboxedProcessLauncherDelegate;
 
 #if defined(OS_WIN)
 
 // Initialize the sandbox for renderer, gpu, utility, worker, nacl, and plug-in
 // processes, depending on the command line flags. Although The browser process
@@ skipping 49 matching lines @@
 CONTENT_EXPORT bool InitializeSandbox(int sandbox_type,
                                       const base::FilePath& allowed_path);
 
 #elif defined(OS_LINUX)
 
 class SandboxInitializerDelegate;
 
 // Initialize a seccomp-bpf sandbox. |policy| may not be NULL.
 // Returns true if the sandbox has been properly engaged.
 CONTENT_EXPORT bool InitializeSandbox(
-    scoped_ptr<playground2::SandboxBpfPolicy> policy);
+    scoped_ptr<sandbox::SandboxBPFPolicy> policy);
 
 // Return a "baseline" policy. This is used by a SandboxInitializerDelegate to
 // implement a policy that is derived from the baseline.
-CONTENT_EXPORT scoped_ptr<playground2::SandboxBpfPolicy>
-GetBpfSandboxBaselinePolicy();
+CONTENT_EXPORT scoped_ptr<sandbox::SandboxBPFPolicy>
+GetBPFSandboxBaselinePolicy();
 #endif  // defined(OS_LINUX)
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_COMMON_SANDBOX_INIT_H_