[evolution] EEditorPage is never freed

[Tomas Popela <tpopela src gnome org>]

commit 66bdaaecfc0bb10ce0709ea77a6551456d4145a2
Author: Tomas Popela <tpopela redhat com>
Date:   Thu Oct 20 16:50:32 2016 +0200

    EEditorPage is never freed
    
    We were comparing the address of a WebKitWebPage object with an
    EEditorPage one.

 .../web-extension/e-editor-web-extension.c         |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)
---
diff --git a/src/modules/webkit-editor/web-extension/e-editor-web-extension.c 
b/src/modules/webkit-editor/web-extension/e-editor-web-extension.c
index 48aedd3..eb56e43 100644
--- a/src/modules/webkit-editor/web-extension/e-editor-web-extension.c
+++ b/src/modules/webkit-editor/web-extension/e-editor-web-extension.c
@@ -2253,7 +2253,10 @@ web_page_gone_cb (gpointer user_data,
 
        g_hash_table_iter_init (&iter, extension->priv->editor_pages);
        while (g_hash_table_iter_next (&iter, &key, &value)) {
-               if (value == gone_web_page) {
+               EEditorPage *editor_page = E_EDITOR_PAGE (value);
+               WebKitWebPage *web_page = e_editor_page_get_web_page (editor_page);
+
+               if ((gpointer) web_page == gone_web_page) {
                        g_hash_table_remove (extension->priv->editor_pages, key);
                        break;
                }