WebUI: Add password manager search feature. Also add tooltips for the URLs.

chrome/browser/resources/options/password_manager_list.js

Index: chrome/browser/resources/options/password_manager_list.js
===================================================================
--- chrome/browser/resources/options/password_manager_list.js	(revision 86208)
+++ chrome/browser/resources/options/password_manager_list.js	(working copy)
@@ -34,6 +34,7 @@
       var urlLabel = this.ownerDocument.createElement('div');
       urlLabel.classList.add('favicon-cell');
       urlLabel.classList.add('url');
+      urlLabel.setAttribute('title', this.url);
       urlLabel.textContent = this.url;
       urlLabel.style.backgroundImage = url('chrome://favicon/' + this.url);
       this.contentElement.appendChild(urlLabel);
@@ -53,7 +54,7 @@
       passwordInput.type = 'password';
       passwordInput.className = 'inactive-password';
       passwordInput.readOnly = true;
-      passwordInput.value = showPasswords ? this.password : "********";
+      passwordInput.value = showPasswords ? this.password : '********';
       passwordInputDiv.appendChild(passwordInput);
 
       // The show/hide button.