Remove redundant statements per code review

html/semantics/forms/textfieldselection/initial-selection.html

diff --git a/html/semantics/forms/textfieldselection/initial-selection.html b/html/semantics/forms/textfieldselection/initial-selection.html
index fcb084d..39695f9 100644
--- a/html/semantics/forms/textfieldselection/initial-selection.html
+++ b/html/semantics/forms/textfieldselection/initial-selection.html
@@ -47,7 +47,6 @@
   document.body.appendChild(el);
   assert_equals(el.selectionStart, 0, "selectionStart before");
   assert_equals(el.selectionStart, 0, "selectionEnd before");
-  el.defaultValue = "value";
 }, "Created by script, in document: textarea");
 
 test(() => {
@@ -57,7 +56,6 @@
     document.body.appendChild(el);
     assert_equals(el.selectionStart, 0, "selectionStart before " + type);
     assert_equals(el.selectionStart, 0, "selectionEnd before " + type);
-    el.defaultValue = "value";
   }
 }, "Created by script, in document: input");
 
@@ -70,7 +68,6 @@
   el.selectionStart = el.selectionStart;
   assert_equals(el.selectionStart, 0, "selectionStart before");
   assert_equals(el.selectionStart, 0, "selectionEnd before");
-  el.defaultValue = "value";
 }, "Created by script, in document, trigger setter first: textarea");
 
 test(() => {
@@ -81,7 +78,6 @@
     el.selectionStart = el.selectionStart;
     assert_equals(el.selectionStart, 0, "selectionStart before " + type);
     assert_equals(el.selectionStart, 0, "selectionEnd before " + type);
-    el.defaultValue = "value";
   }
 }, "Created by script, in document, trigger setter first: input");
 </script>