Fix some extern usage in .cc files.

content/common/sandbox_init_mac.cc

 // 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/public/common/sandbox_init.h"
+#include "content/common/sandbox_init_mac.h"
 
 #include "base/command_line.h"
 #include "base/files/file_path.h"
 #include "base/logging.h"
 #include "content/common/sandbox_mac.h"
 #include "content/public/common/content_switches.h"
+#include "content/public/common/sandbox_init.h"
 
 namespace content {
 
 bool InitializeSandbox(int sandbox_type, const base::FilePath& allowed_dir) {
   // Warm up APIs before turning on the sandbox.
   Sandbox::SandboxWarmup(sandbox_type);
 
   // Actually sandbox the process.
   return Sandbox::EnableSandbox(sandbox_type, allowed_dir);
 }
@@ skipping 53 matching lines @@
 }
 
 bool BrokerDuplicateSharedMemoryHandle(
     const base::SharedMemoryHandle& source_handle,
     base::ProcessId target_process_id,
     base::SharedMemoryHandle* target_handle) {
   *target_handle = base::SharedMemory::DuplicateHandle(source_handle);
   return base::SharedMemory::IsHandleValid(*target_handle);
 }
 
-extern const char kBootstrapPortNameForNPAPIPlugins[] =
-    "org.chromium.sandbox.real_bootstrap_server";
-
 }  // namespace content