+/**
+ * Default service provider for creating MWLogger instances.
+ *
+ * The value should be an array suitable for use with
+ * ObjectFactory::getObjectFromSpec(). The created object is expected to
+ * implement the MWLoggerSpi interface. See ObjectFactory for additional
+ * details.
+ *
+ * Alternately the MWLogger::registerProvider method can be called to inject
+ * an MWLoggerSpi instance into MWLogger and bypass the use of this
+ * configuration variable entirely.
+ *
+ * @since 1.25
+ * @var array $wgMWLoggerDefaultSpi
+ * @see MwLogger
+ */
+$wgMWLoggerDefaultSpi = array(
+ 'class' => 'MWLoggerLegacySpi',
+);
+