Move core pieces of browser\renderer_host to src\content.

chrome/browser/renderer_host/render_sandbox_host_linux.h

 // Copyright (c) 2009 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.
 
-// http://code.google.com/p/chromium/wiki/LinuxSandboxIPC
-
 #ifndef CHROME_BROWSER_RENDERER_HOST_RENDER_SANDBOX_HOST_LINUX_H_
 #define CHROME_BROWSER_RENDERER_HOST_RENDER_SANDBOX_HOST_LINUX_H_
 #pragma once
 
-#include <string>
-
-#include "base/logging.h"
-
-template <typename T> struct DefaultSingletonTraits;
-
-// This is a singleton object which handles sandbox requests from the
-// renderers.
-class RenderSandboxHostLinux {
- public:
-  // Returns the singleton instance.
-  static RenderSandboxHostLinux* GetInstance();
-
-  // Get the file descriptor which renderers should be given in order to signal
-  // crashes to the browser.
-  int GetRendererSocket() const {
-    DCHECK(initialized_);
-    return renderer_socket_;
-  }
-  pid_t pid() const {
-    DCHECK(initialized_);
-    return pid_;
-  }
-  void Init(const std::string& sandbox_path);
-
- private:
-  friend struct DefaultSingletonTraits<RenderSandboxHostLinux>;
-  // This object must be constructed on the main thread.
-  RenderSandboxHostLinux();
-  ~RenderSandboxHostLinux();
-
-  // Whether Init() has been called yet.
-  bool initialized_;
-
-  int renderer_socket_;
-  int childs_lifeline_fd_;
-  pid_t pid_;
-
-  DISALLOW_COPY_AND_ASSIGN(RenderSandboxHostLinux);
-};
+// TODO(jam): remove this file when all files have been converted.
+#include "content/browser/renderer_host/render_sandbox_host_linux.h"
 
 #endif  // CHROME_BROWSER_RENDERER_HOST_RENDER_SANDBOX_HOST_LINUX_H_