MD Settings: validate home button url input

chrome/browser/resources/settings/controls/settings_input.html

Index: chrome/browser/resources/settings/controls/settings_input.html
diff --git a/chrome/browser/resources/settings/controls/settings_input.html b/chrome/browser/resources/settings/controls/settings_input.html
index 0ebc11461116a6315dcb9dea0f123ee49b4b5269..62c8e263353660821a35e8de6a1db801cd341afc 100644
--- a/chrome/browser/resources/settings/controls/settings_input.html
+++ b/chrome/browser/resources/settings/controls/settings_input.html
@@ -15,14 +15,14 @@
       }
     </style>
     <div id="outerDiv" class="layout horizontal center">
-      <paper-input id="input" auto-validate value="{{value}}"
+      <paper-input id="input" value="{{value}}"
           error-message="[[errorMessage]]" label="[[label]]"
           no-label-float="[[noLabelFloat]]" pattern="[[pattern]]"
           readonly$="[[readonly]]" required="[[required]]" type="[[type]]"
           on-change="onChange_" on-keydown="onKeydown_"
           disabled="[[isDisabled_(disabled, pref.*)]]"
           stop-keyboard-event-propagation$="[[stopKeyboardEventPropagation]]"
-          tabindex$="[[getTabindex_(canTab)]]">
+          tabindex$="[[getTabindex_(canTab)]]" invalid="{{invalid}}">
       </paper-input>
       <template is="dom-if" if="[[hasPrefPolicyIndicator(pref.*)]]">
         <cr-policy-pref-indicator pref="[[pref]]" icon-aria-label="[[label]]">