DevTools: fix nowrap style in the elements panel.

Source/devtools/front_end/elements/elementsPanel.css

 /*
  * Copyright (C) 2006, 2007, 2008 Apple Inc.  All rights reserved.
  * Copyright (C) 2009 Anthony Ricaud <rik@webkit.org>
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
@@ skipping 16 matching lines @@
  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #elements-content {
     flex: 1 1;
     overflow: auto;
     padding: 2px 0 0 0;
     transform: translateZ(0);
 }
 
+#elements-content.elements-wrap {
+    overflow-x: hidden;
+}
+
 #elements-crumbs {
     flex: 0 0 19px;
     background-color: white;
     border-top: 1px solid #ccc;
     overflow: hidden;
     height: 19px;
     width: 100%;
 }
 
 .metrics {
@@ skipping 670 matching lines @@
     line-height: 16px;
 }
 
 .animation-pause .glyph {
     -webkit-mask-position: -32px -72px;
 }
 
 .animation-pause.toggled-on .glyph {
     -webkit-mask-position: 0 -72px;
 }