MD Settings: Show password tooltip for full URL.

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

Index: chrome/browser/resources/settings/passwords_and_forms_page/passwords_section.html
diff --git a/chrome/browser/resources/settings/passwords_and_forms_page/passwords_section.html b/chrome/browser/resources/settings/passwords_and_forms_page/passwords_section.html
index e757a0011d43d632bdf66b5480cc67c080a2b307..975a6405825c78c688a4fdcc08f59eb4ad6ed0af 100644
--- a/chrome/browser/resources/settings/passwords_and_forms_page/passwords_section.html
+++ b/chrome/browser/resources/settings/passwords_and_forms_page/passwords_section.html
@@ -5,6 +5,7 @@
 <link rel="import" href="chrome://resources/html/i18n_behavior.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/iron-list/iron-list.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/paper-icon-button/paper-icon-button.html">
+<link rel="import" href="chrome://resources/polymer/v1_0/paper-tooltip/paper-tooltip.html">
 <link rel="import" href="../controls/settings_toggle_button.html">
 <link rel="import" href="../controls/extension_controlled_indicator.html">
 <link rel="import" href="../controls/settings_toggle_button.html">
@@ -40,6 +41,11 @@
          display: flex;
       }
 
+      #originUrl paper-tooltip {
+        /* URL in the tooltip should be LTR. */
+        direction: ltr;
+      }
+
       .username-column {
         -webkit-margin-end: 8px;
         -webkit-margin-start: 8px;
@@ -112,6 +118,7 @@
                   href="[[item.linkUrl]]">
                 <span class="text-elide">
                   [[item.loginPair.originUrl]]
+                  <paper-tooltip position="top">[[item.linkUrl]]</paper-tooltip>

[Dan Beam, 2017/03/28 13:02:08]

can we just set a title="" instead?

                 </span>
               </a>
             </div>