[epiphany] Make password autofill compatible with Angular forms

[Michael Catanzaro <mcatanzaro src gnome org>]

commit e34c87c316ca16dfe608def225523d2fe5872fbb
Author: Michael Catanzaro <mcatanzaro gnome org>
Date:   Thu Oct 6 15:57:14 2016 -0500

    Make password autofill compatible with Angular forms
    
    Honestly, I have no clue what I've done here, but it's what Chromium
    does when it autofills a form, and it makes an Angular password form
    work on one of our internal sites, so it's probably good right?
    
    https://bugzilla.gnome.org/show_bug.cgi?id=772530

 embed/web-extension/ephy-web-extension.c |   16 +++++++++++-----
 1 files changed, 11 insertions(+), 5 deletions(-)
---
diff --git a/embed/web-extension/ephy-web-extension.c b/embed/web-extension/ephy-web-extension.c
index 25e3821..d5c4aa5 100644
--- a/embed/web-extension/ephy-web-extension.c
+++ b/embed/web-extension/ephy-web-extension.c
@@ -379,20 +379,26 @@ fill_form_cb (const char *username,
               gpointer    user_data)
 {
   EphyEmbedFormAuth *form_auth = EPHY_EMBED_FORM_AUTH (user_data);
-  WebKitDOMNode *username_node;
+  WebKitDOMHTMLInputElement *username_node;
+  WebKitDOMHTMLInputElement *password_node;
 
   if (username == NULL && password == NULL) {
     LOG ("No result");
     return;
   }
 
-  username_node = ephy_embed_form_auth_get_username_node (form_auth);
+  username_node = WEBKIT_DOM_HTML_INPUT_ELEMENT (ephy_embed_form_auth_get_username_node (form_auth));
+  password_node = WEBKIT_DOM_HTML_INPUT_ELEMENT (ephy_embed_form_auth_get_password_node (form_auth));
 
   LOG ("Found: user %s pass (hidden)", username_node ? username : "(none)");
-  if (username_node)
+  if (username_node) {
     g_object_set (username_node, "value", username, NULL);
-  g_object_set (ephy_embed_form_auth_get_password_node (form_auth),
-                "value", password, NULL);
+    webkit_dom_html_input_element_set_auto_filled (username_node, TRUE);
+    webkit_dom_html_input_element_set_editing_value (username_node, username);
+  }
+  g_object_set (password_node, "value", password, NULL);
+  webkit_dom_html_input_element_set_auto_filled (password_node, TRUE);
+  webkit_dom_html_input_element_set_editing_value (password_node, password);
 }
 
 static gint