Merge "deferred: Introduce TransactionRoundDefiningUpdate"

diff --combined autoload.php
index abedffd,ede520f..a489b8b
--- 1/autoload.php
--- 2/autoload.php
+++ b/autoload.php
@@@ -255,6 -255,7 +255,6 @@@ $wgAutoloadLocalClasses = 
        'CheckLanguageCLI' => __DIR__ . '/maintenance/language/checkLanguage.inc',
        'CheckLess' => __DIR__ . '/maintenance/checkLess.php',
        'CheckStorage' => __DIR__ . '/maintenance/storage/checkStorage.php',
 -      'CheckSyntax' => __DIR__ . '/maintenance/checkSyntax.php',
        'CheckUsernames' => __DIR__ . '/maintenance/checkUsernames.php',
        'ClassCollector' => __DIR__ . '/includes/utils/AutoloadGenerator.php',
        'CleanupAncientTables' => __DIR__ . '/maintenance/cleanupAncientTables.php',
@@@ -1497,6 -1498,7 +1497,7 @@@
        'TrackBlobs' => __DIR__ . '/maintenance/storage/trackBlobs.php',
        'TrackingCategories' => __DIR__ . '/includes/TrackingCategories.php',
        'TraditionalImageGallery' => __DIR__ . '/includes/gallery/TraditionalImageGallery.php',
+       'TransactionRoundDefiningUpdate' => __DIR__ . '/includes/deferred/TransactionRoundDefiningUpdate.php',
        'TransformParameterError' => __DIR__ . '/includes/media/MediaTransformOutput.php',
        'TransformTooBigImageAreaError' => __DIR__ . '/includes/media/MediaTransformOutput.php',
        'TransformationalImageHandler' => __DIR__ . '/includes/media/TransformationalImageHandler.php',