diff -r 000000000000 -r 6474c204b198 mobile/android/base/background/common/log/writers/PrintLogWriter.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mobile/android/base/background/common/log/writers/PrintLogWriter.java	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,76 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+package org.mozilla.gecko.background.common.log.writers;
+
+import java.io.PrintWriter;
+
+/**
+ * Log to a <code>PrintWriter</code>.
+ */
+public class PrintLogWriter extends LogWriter {
+  protected final PrintWriter pw;
+  protected boolean closed = false;
+
+  public static final String ERROR   = " :: E :: ";
+  public static final String WARN    = " :: W :: ";
+  public static final String INFO    = " :: I :: ";
+  public static final String DEBUG   = " :: D :: ";
+  public static final String VERBOSE = " :: V :: ";
+
+  public PrintLogWriter(PrintWriter pw) {
+    this.pw = pw;
+  }
+
+  protected void log(String tag, String message, Throwable error) {
+    if (closed) {
+      return;
+    }
+
+    pw.println(tag + message);
+    if (error != null) {
+      error.printStackTrace(pw);
+    }
+  }
+
+  @Override
+  public void error(String tag, String message, Throwable error) {
+    log(tag, ERROR + message, error);
+  }
+
+  @Override
+  public void warn(String tag, String message, Throwable error) {
+    log(tag, WARN + message, error);
+  }
+
+  @Override
+  public void info(String tag, String message, Throwable error) {
+    log(tag, INFO + message, error);
+  }
+
+  @Override
+  public void debug(String tag, String message, Throwable error) {
+    log(tag, DEBUG + message, error);
+  }
+
+  @Override
+  public void trace(String tag, String message, Throwable error) {
+    log(tag, VERBOSE + message, error);
+  }
+
+  @Override
+  public boolean shouldLogVerbose(String tag) {
+    return true;
+  }
+
+  public void close() {
+    if (closed) {
+      return;
+    }
+    if (pw != null) {
+      pw.close();
+    }
+    closed = true;
+  }
+}