Merge "LoggingPrintStream: Make visible for testing" am: 7d178986

import java.util.Formatter;

import java.util.Locale;

import com.android.internal.annotations.VisibleForTesting;

/**

 * A print stream which logs output line by line.

 *

 * {@hide}

 */

abstract class LoggingPrintStream extends PrintStream {

@VisibleForTesting(visibility = VisibleForTesting.Visibility.PACKAGE)

public abstract class LoggingPrintStream extends PrintStream {

    private final StringBuilder builder = new StringBuilder();