diff --git a/ApiVisualEditor.php b/ApiVisualEditor.php
index d332825bb1..9b07384f72 100644
--- a/ApiVisualEditor.php
+++ b/ApiVisualEditor.php
@@ -164,9 +164,6 @@ class ApiVisualEditor extends ApiBase {
 		if ( $parserParams['oldid'] ) {
 			$path .= '/' . $parserParams['oldid'];
 		}
-		if ( !is_string( $etag ) || $etag === '' ) {
-			wfDebugLog( 'AdHocDebug', 'VisualEditor T135171 - bad etag: ' . var_export( $etag, true ) );
-		}
 		return $this->requestRestbase(
 			'POST',
 			$path,
diff --git a/modules/ve-mw/init/ve.init.mw.ArticleTargetLoader.js b/modules/ve-mw/init/ve.init.mw.ArticleTargetLoader.js
index 4640340bfc..d1cb39ceca 100644
--- a/modules/ve-mw/init/ve.init.mw.ArticleTargetLoader.js
+++ b/modules/ve-mw/init/ve.init.mw.ArticleTargetLoader.js
@@ -196,9 +196,6 @@
 							duration: ve.now() - start,
 							targetName: targetName
 						} );
-						mw.track( 'event.VET135171', {
-							msg: 'getResponseHeader: ' + jqxhr.getResponseHeader( 'etag' )
-						} );
 						return [ data, jqxhr.getResponseHeader( 'etag' ) ];
 					},
 					function ( response ) {