md-settings: Added settings for fingerprint unlock.

chrome/browser/resources/settings/people_page/lock_screen.html

Index: chrome/browser/resources/settings/people_page/lock_screen.html
diff --git a/chrome/browser/resources/settings/people_page/lock_screen.html b/chrome/browser/resources/settings/people_page/lock_screen.html
index cf290e9fb9302b6f7d1dfcd3a2450b7c84463eb1..829c40659f2a5a85ca30361e7636386951448779 100644
--- a/chrome/browser/resources/settings/people_page/lock_screen.html
+++ b/chrome/browser/resources/settings/people_page/lock_screen.html
@@ -3,6 +3,7 @@
 <link rel="import" href="chrome://resources/polymer/v1_0/paper-button/paper-button.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/paper-radio-group/paper-radio-group.html">
 <link rel="import" href="/controls/settings_toggle_button.html">
+<link rel="import" href="/people_page/fingerprint_list.html">
 <link rel="import" href="/people_page/lock_screen_constants.html">
 <link rel="import" href="/people_page/lock_state_behavior.html">
 <link rel="import" href="/people_page/password_prompt_dialog.html">
@@ -25,24 +26,38 @@
     </style>
 
     <div>
-      <div class="list-frame">
-        <paper-radio-group selected="{{selectedUnlockType}}">
-          <paper-radio-button name="password">
-            $i18n{lockScreenPasswordOnly}
-          </paper-radio-button>
-          <paper-radio-button name="pin+password">
-            $i18n{lockScreenPinOrPassword}
-          </paper-radio-button>
-          <div class="settings-box continuation radio-indent"
-              hidden$="[[!showConfigurePinButton_(selectedUnlockType)]]">
-            <!-- TODO(dbeam): I seriously doubt paper-button[is=action-link] is
-                 a good idea. -->
-            <paper-button is="action-link" on-tap="onConfigurePin_">
-              [[getSetupPinText_(hasPin)]]
-            </paper-button>
+      <template is="dom-if" if="[[pinUnlockEnabled_]]">
+        <div class="list-frame">
+          <paper-radio-group selected="{{selectedUnlockType}}">
+            <paper-radio-button name="password">
+              $i18n{lockScreenPasswordOnly}
+            </paper-radio-button>
+            <paper-radio-button name="pin+password">
+              $i18n{lockScreenPinOrPassword}
+            </paper-radio-button>
+            <div class="settings-box continuation radio-indent"
+                 hidden$="[[!showConfigurePinButton_(selectedUnlockType)]]">
+              <paper-button is="action-link" on-tap="onConfigurePin_">
+                [[getSetupPinText_(hasPin)]]
+              </paper-button>
+            </div>
+          </paper-radio-group>
+        </div>
+      </template>
+      <template is="dom-if" if="[[fingerprintUnlockEnabled_]]">
+        <div class="settings-box">
+          <settings-toggle-button class="start"
+              pref="{{prefs.settings.enable_quick_unlock_fingerprint}}"
+              label="$i18n{lockScreenFingerprintEnable}">
+          </settings-toggle-button>
+        </div>
+        <iron-collapse
+            opened="[[prefs.settings.enable_quick_unlock_fingerprint.value]]">
+          <div class="settings-box continuation">
+            <settings-fingerprint-list></settings-fingerprint-list>
           </div>
-        </paper-radio-group>
-      </div>
+        </iron-collapse>
+      </template>
 
       <div class="settings-box">
         <settings-toggle-button class="start"