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diff --git a/includes/profiler/output/ProfilerOutput.php b/includes/profiler/output/ProfilerOutput.php
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+++ b/includes/profiler/output/ProfilerOutput.php
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+<?php
+/**
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ * http://www.gnu.org/copyleft/gpl.html
+ *
+ * @file
+ * @ingroup Profiler
+ */
+
+/**
+ * Base class for profiling output
+ *
+ * Since 1.25
+ */
+abstract class ProfilerOutput {
+	/** @var Profiler */
+	protected $collector;
+	/** @var array Configuration of $wgProfiler */
+	protected $params = array();
+
+	/**
+	 * Constructor
+	 * @param Profiler $collector The actual profiler
+	 * @param array $params Configuration array, passed down from $wgProfiler
+	 */
+	public function __construct( Profiler $collector, array $params ) {
+		$this->collector = $collector;
+		$this->params = $params;
+	}
+
+	/**
+	 * Can this output type be used?
+	 * @return bool
+	 */
+	public function canUse() {
+		return true;
+	}
+
+	/**
+	 * Log MediaWiki-style profiling data
+	 *
+	 * @param array $stats Result of Profiler::getFunctionStats()
+	 */
+	abstract public function log( array $stats );
+}