Linux: make current InitializeSandbox() private.

content/renderer/renderer_main_platform_delegate_linux.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 "content/renderer/renderer_main_platform_delegate.h"
 
 #include <errno.h>
 #include <sys/stat.h>
 
 #include "base/command_line.h"
@@ skipping 24 matching lines @@
   // http://code.google.com/p/chromium/wiki/LinuxSUIDSandbox
   return true;
 }
 
 bool RendererMainPlatformDelegate::EnableSandbox() {
   // The setuid sandbox is started in the zygote process: zygote_main_linux.cc
   // http://code.google.com/p/chromium/wiki/LinuxSUIDSandbox
   //
   // The seccomp sandbox mode 1 (sandbox/linux/seccomp-legacy) and mode 2
   // (sandbox/linux/seccomp-bpf) are started in InitializeSandbox().
-  InitializeSandbox();
+  LinuxSandbox::InitializeSandbox();
   return true;
 }
 
 void RendererMainPlatformDelegate::RunSandboxTests(bool no_sandbox) {
   // The LinuxSandbox class requires going through initialization before
   // GetStatus() and others can be used.  When we are not launched through the
   // Zygote, this initialization will only happen in the renderer process if
   // EnableSandbox() above is called, which it won't necesserily be.
   // This only happens with flags such as --renderer-cmd-prefix which are
   // for debugging.
@@ skipping 21 matching lines @@
     errno = 0;
     // This should normally return EBADF since the first argument is bogus,
     // but we know that under the seccomp-bpf sandbox, this should return EPERM.
     CHECK_EQ(fchmod(-1, 07777), -1);
     CHECK_EQ(errno, EPERM);
   }
 #endif  // __x86_64__
 }
 
 }  // namespace content