diff --git a/layout/base/tests/bug240933-1.html b/layout/base/tests/bug240933-1.html
index c64ea3ac4a59..6fefc5627d4c 100644
--- a/layout/base/tests/bug240933-1.html
+++ b/layout/base/tests/bug240933-1.html
@@ -8,7 +8,7 @@
   var area = document.getElementById('t');
   area.focus();
 
-  sendKey('VK_ENTER'); // press Enter once
+  sendKey('ENTER', "t"); // press Enter once
 </script>
 </body>
 </html>
diff --git a/layout/base/tests/bug240933-2.html b/layout/base/tests/bug240933-2.html
index 789b28542581..6780792f78fa 100644
--- a/layout/base/tests/bug240933-2.html
+++ b/layout/base/tests/bug240933-2.html
@@ -8,9 +8,9 @@
   var area = document.getElementById('t');
   area.focus();
 
-  sendKey('VK_ENTER'); // press Enter twice
-  sendKey('VK_ENTER');
-  sendKey('VK_BACK_SPACE'); // press Backspace once
+  sendKey('ENTER', "t"); // press Enter twice
+  sendKey('ENTER', "t");
+  sendKey('BACK_SPACE', "t"); // press Backspace once
 </script>
 </body>
 </html>