Rename the net_internals file names to include hyphens.

chrome/browser/resources/net_internals/dns_view.js

 // 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 view displays information on the host resolver:
  *
  *   - Shows the default address family.
  *   - Has a button to enable IPv6, if it is disabled.
  *   - Shows the current host cache contents.
@@ skipping 88 matching lines @@
       }
     }
 
     var expiresDate = convertTimeTicksToDate(e.expiration);
     var expiresCell = addNode(tr, 'td');
     addTextNode(expiresCell, expiresDate.toLocaleString());
   }
 
   return true;
 };