Expose the sandbox related code through the content API. I did a bit of cleanup while I was doing...

content/common/sandbox_init_wrapper_linux.cc

Index: content/common/sandbox_init_wrapper_linux.cc
===================================================================
--- content/common/sandbox_init_wrapper_linux.cc	(revision 107639)
+++ content/common/sandbox_init_wrapper_linux.cc	(working copy)
@@ -1,13 +0,0 @@
-// 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.
-
-#include "content/common/sandbox_init_wrapper.h"
-
-#include "base/command_line.h"
-
-bool SandboxInitWrapper::InitializeSandbox(const CommandLine& command_line,
-                                           const std::string& process_type) {
-  // TODO(port): Does Linux need to do anything here?
-  return true;
-}