diff --git a/src/applications/transactions/editor/PhabricatorApplicationTransactionCommentEditor.php b/src/applications/transactions/editor/PhabricatorApplicationTransactionCommentEditor.php
--- a/src/applications/transactions/editor/PhabricatorApplicationTransactionCommentEditor.php
+++ b/src/applications/transactions/editor/PhabricatorApplicationTransactionCommentEditor.php
@@ -78,12 +78,6 @@
     $comment->setViewPolicy(PhabricatorPolicies::POLICY_PUBLIC);
     $comment->setEditPolicy($this->getActingAsPHID());
 
-    $file_phids = PhabricatorMarkupEngine::extractFilePHIDsFromEmbeddedFiles(
-      $actor,
-      array(
-        $comment->getContent(),
-      ));
-
     $xaction->openTransaction();
       $xaction->beginReadLocking();
         if ($xaction->getID()) {
@@ -132,18 +126,6 @@
       $xaction->endReadLocking();
     $xaction->saveTransaction();
 
-    // Add links to any files newly referenced by the edit.
-    if ($file_phids) {
-      $editor = new PhabricatorEdgeEditor();
-      foreach ($file_phids as $file_phid) {
-        $editor->addEdge(
-          $xaction->getObjectPHID(),
-          PhabricatorObjectHasFileEdgeType::EDGECONST ,
-          $file_phid);
-      }
-      $editor->save();
-    }
-
     return $this;
   }
 
diff --git a/src/applications/transactions/editor/PhabricatorApplicationTransactionEditor.php b/src/applications/transactions/editor/PhabricatorApplicationTransactionEditor.php
--- a/src/applications/transactions/editor/PhabricatorApplicationTransactionEditor.php
+++ b/src/applications/transactions/editor/PhabricatorApplicationTransactionEditor.php
@@ -4042,15 +4042,7 @@
     PhabricatorLiskDAO $object,
     array $xactions) {
 
-    $changes = $this->getRemarkupChanges($xactions);
-    $blocks = mpull($changes, 'getNewValue');
-
     $phids = array();
-    if ($blocks) {
-      $phids[] = PhabricatorMarkupEngine::extractFilePHIDsFromEmbeddedFiles(
-        $this->getActor(),
-        $blocks);
-    }
 
     foreach ($xactions as $xaction) {
       $type = $xaction->getTransactionType();