[cros] Minor WebUI EULA fixes.

chrome/browser/resources/chromeos/login/oobe.css

 /* Copyright (c) 2011 The Chromium Authors. All rights reserved.
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  *
  * This is the stylesheet used by the Out of the box experience (OOBE) flow.
  */
 
 html,
 body {
   height: 100%;
@@ skipping 272 matching lines @@
 }
 
 .eula-columns {
   display: -webkit-box;
   width: 630px;
 }
 
 .eula-frame {
   border: none;
   height: 200px;
-  margin-right: 10px;
   padding: 0 0 0 5px;
-  width: 310px;
+  width: 313px;
 }
 
 #cros-eula,
 #oem-eula {
   border: 1px solid #d9d9d9;
+  height: 200px
+}
+
+#oem-eula {
+  border-left: none;
 }
 
 #eulas.one-column #cros-eula {
   width: 100%;
 }
 
 #eulas.one-column #cros-eula-frame {
   width: 100%;
 }
 
@@ skipping 449 matching lines @@
 }
 
 .dropdown-overlay {
   bottom: 0;
   left: 0;
   position: fixed;
   right: 0;
   top: 0;
   z-index: 5;
 }