Merge "Move the remaining am commands to ActivityManagerShellCommand."

        return mInputStream;

    }

    /**

     * Helper for just system services to ask the shell to open an output file.

     * @hide

     */

    public ParcelFileDescriptor openOutputFileForSystem(String path) {

        try {

            ParcelFileDescriptor pfd = getShellCallback().openOutputFile(path,

                    "u:r:system_server:s0");

            if (pfd != null) {

                return pfd;

            }

        } catch (RuntimeException e) {

            getErrPrintWriter().println("Failure opening file: " + e.getMessage());

        }

        getErrPrintWriter().println("Error: Unable to open file: " + path);

        getErrPrintWriter().println("Consider using a file under /data/local/tmp/");

        return null;

    }

    /**

     * Return the next option on the command line -- that is an argument that

     * starts with '-'.  If the next argument is not an option, null is returned.