[MD Settings] Implement search in material design passwords.

chrome/browser/resources/settings/passwords_and_forms_page/passwords_section.js

Index: chrome/browser/resources/settings/passwords_and_forms_page/passwords_section.js
diff --git a/chrome/browser/resources/settings/passwords_and_forms_page/passwords_section.js b/chrome/browser/resources/settings/passwords_and_forms_page/passwords_section.js
index 447315621d0c1da87d7dedcaa431f44b0af3110e..2a7278ad83c83d6706e1ecca915a94954040371b 100644
--- a/chrome/browser/resources/settings/passwords_and_forms_page/passwords_section.js
+++ b/chrome/browser/resources/settings/passwords_and_forms_page/passwords_section.js
@@ -46,6 +46,30 @@ Polymer({
       type: Array,
       value: function() { return []; },
     },
+
+    /** Filter on the saved passwords and exceptions. */
+    filter: {
+      type: String,
+      value: '',
+    },
+
+    /**
+     * A filtered list of saved passwords.
+     * @type {!Array<!chrome.passwordsPrivate.PasswordUiEntry>}
+     */
+    filteredPasswords: {
+      type: Array,
+      computed: 'savedPasswords_(savedPasswords, filter)',
+    },
+
+    /**
+     * A filtered list of password exceptions.
+     * @type {!Array<!chrome.passwordsPrivate.ExceptionPair>}
+     */
+    filteredExceptions: {
+      type: Array,
+      computed: 'passwordExceptions_(passwordExceptions, filter)',
+    },
   },
 
   listeners: {
@@ -56,7 +80,7 @@ Polymer({
   /**
    * Sets the password in the current password dialog if the loginPair matches.
    * @param {!chrome.passwordsPrivate.LoginPair} loginPair
-   * @param {!string} password
+   * @param {string} password
    */
   setPassword: function(loginPair, password) {
     var passwordDialog = this.$.passwordEditDialog;
@@ -81,6 +105,37 @@ Polymer({
   },
 
   /**
+   * @param {!Array<!chrome.passwordsPrivate.PasswordUiEntry>} savedPasswords
+   * @param {string} filter
+   * @return {!Array<!chrome.passwordsPrivate.PasswordUiEntry>}
+   * @private
+   */
+  savedPasswords_: function(savedPasswords, filter) {
+    if (!filter)
+      return savedPasswords;
+
+    return savedPasswords.filter(function(password) {
+      return password.loginPair.originUrl.indexOf(filter) >= 0 ||
+             password.loginPair.username.indexOf(filter) >= 0;
+    });
+  },
+
+  /**
+   * @param {!Array<!chrome.passwordsPrivate.ExceptionPair>} passwordExceptions
+   * @param {string} filter
+   * @return {!Array<!chrome.passwordsPrivate.ExceptionPair>}
+   * @private
+   */
+  passwordExceptions_: function(passwordExceptions, filter) {
+    if (!filter)
+      return passwordExceptions;
+
+    return passwordExceptions.filter(function(exception) {
+      return exception.exceptionUrl.indexOf(filter) >= 0;
+    });
+  },
+
+  /**
    * Fires an event that should delete the saved password.
    * @private
    */