MD Settings: indicate extension controlled search engines

chrome/browser/resources/settings/search_engines_page/search_engine_entry.html

Index: chrome/browser/resources/settings/search_engines_page/search_engine_entry.html
diff --git a/chrome/browser/resources/settings/search_engines_page/search_engine_entry.html b/chrome/browser/resources/settings/search_engines_page/search_engine_entry.html
index 81130ec9cf383ca3ec5d125552bf3f969864d949..a721fe3a11d6157de7bb9baf83d9c673fe36075e 100644
--- a/chrome/browser/resources/settings/search_engines_page/search_engine_entry.html
+++ b/chrome/browser/resources/settings/search_engines_page/search_engine_entry.html
@@ -3,6 +3,7 @@
 <link rel="import" href="chrome://resources/html/polymer.html">
 <link rel="import" href="chrome://resources/html/icon.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/paper-icon-button/paper-icon-button.html">
+<link rel="import" href="/controls/extension_controlled_indicator.html">
 <link rel="import" href="/search_engines_page/search_engine_dialog.html">
 <link rel="import" href="/search_engines_page/search_engine_entry_css.html">
 <link rel="import" href="/search_engines_page/search_engines_browser_proxy.html">
@@ -11,7 +12,7 @@
 <dom-module id="settings-search-engine-entry">
   <template>
     <style include="settings-shared search-engine-entry">
-      :host([is-default]) {
+      :host([is-default]) .list-item {
         font-weight: 500;
       }
 
@@ -26,6 +27,11 @@
         text-overflow: ellipsis;
         white-space: nowrap;
       }
+
+      :host(:not([show-dots_])) paper-icon-button {
+        pointer-events: none;
+        visibility: hidden;

[dpapad, 2016/12/01 19:02:15]

Does that ensure that the button can't be reached via the keyboard (by tabbing)?

[Dan Beam, 2016/12/06 02:32:12]

yes, AND fun fact: it also passes the a11y audit (sometimes the audit will
complain about things that are part of the tab order but are visually occluded
or something like that)

+      }
     </style>
 
     <template is="dom-if" if="[[showEditSearchEngineDialog_]]" restamp>
@@ -56,6 +62,13 @@
             id="delete">$i18n{searchEnginesRemoveFromList}</button>
       </dialog>
     </div>
+    <template is="dom-if" if="[[engine.extension]]">
+      <extension-controlled-indicator
+          extension-id="[[engine.extension.id]]"
+          extension-name="[[engine.extension.name]]"
+          extension-can-be-disabled="[[engine.extension.canBeDisabled]]">
+      </extension-controlled-indicator>
+    </template>
   </template>
   <script src="search_engine_entry.js"></script>
 </dom-module>