Settings WebUI: Fix case where a cookie with a long name can't be deleted.

The long name was not properly wrapped to multiple lines, causing the delete
button to not be visible.

Bug: 871639
Change-Id: Ibd95caeb9345edb660f3a7032705c15d6d719325
Reviewed-on: https://chromium-review.googlesource.com/c/1274891Reviewed-by: Esmael El-Moslimany <aee@chromium.org>
Commit-Queue: Demetrios Papadopoulos <dpapad@chromium.org>
Cr-Commit-Position: refs/heads/master@{#598645}

chrome/browser/resources/settings/site_settings/site_data_details_subpage.html

@@ -19,7 +19,7 @@
       .secondary,
       .start {
         max-width: 100%;
-        word-wrap: break-word;
+        word-break: break-word;
       }
     </style>
     <template is="dom-repeat" items="[[entries_]]">