Index: wp-includes/js/tinymce/plugins/paste/plugin.js
===================================================================
--- wp-includes/js/tinymce/plugins/paste/plugin.js	(revision 40471)
+++ wp-includes/js/tinymce/plugins/paste/plugin.js	(working copy)
@@ -919,7 +919,6 @@
 					});
 
 					editor.getDoc().execCommand('Paste', false, null);
-					clipboardContent["text/html"] = getPasteBinHtml();
 				}
 
 				// If clipboard API has HTML then use that directly