Cleanup: Don't close single tags.

chrome/browser/resources/net_internals/dns_view.html

Index: chrome/browser/resources/net_internals/dns_view.html
diff --git a/chrome/browser/resources/net_internals/dns_view.html b/chrome/browser/resources/net_internals/dns_view.html
index 96d284310453a1f0300db1b9bcc86bdec1882e41..cd7869546c9a5012d0f163e7fbeb8f1d514afd6e 100644
--- a/chrome/browser/resources/net_internals/dns_view.html
+++ b/chrome/browser/resources/net_internals/dns_view.html
@@ -6,13 +6,13 @@
     <li>Default address family: <span id=dns-view-default-family></span>
       <span id=dns-view-ipv6-disabled class=warning-text style="display: none;">
         (IPv6 disabled)
-        <input type=button value="Enable IPv6" id=dns-view-enable-ipv6 class="hide-when-not-capturing" />
+        <input type=button value="Enable IPv6" id=dns-view-enable-ipv6 class="hide-when-not-capturing">
       </span>
     </li>
     <li>
       <span id=dns-view-ipv6-probe-complete style="display: none;">IPv6 probe complete</span>
       <span id=dns-view-ipv6-probe-running class=warning-text style="display: none;">IPv6 probe running</span>
-      <input type=button value="Run IPv6 Probe" id=dns-view-run-ipv6-probe class="hide-when-not-capturing" />
+      <input type=button value="Run IPv6 Probe" id=dns-view-run-ipv6-probe class="hide-when-not-capturing">
     </li>
     <li><a href="#events&q=type:IPV6_PROBE_JOB">View all IPv6 probe events</a></li>
   </ul>
@@ -33,7 +33,7 @@
 
   <h4>
     Host resolver cache
-    <input type=button value="Clear host cache" id=dns-view-clear-cache class="hide-when-not-capturing" />
+    <input type=button value="Clear host cache" id=dns-view-clear-cache class="hide-when-not-capturing">
   </h4>
   <ul>
     <li>Capacity: <span id=dns-view-cache-capacity></span></li>