[evolution/wip/webkit2] Address some "may be used uninitialized" compiler warnings

[Milan Crha <mcrha src gnome org>]

commit dfcd5785226ba61ddea2f6763bbdbcd08c4da672
Author: Milan Crha <mcrha redhat com>
Date:   Thu Jun 2 10:59:25 2016 +0200

    Address some "may be used uninitialized" compiler warnings

 web-extensions/e-dom-utils.c     |    4 ++--
 web-extensions/e-web-extension.c |    2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/web-extensions/e-dom-utils.c b/web-extensions/e-dom-utils.c
index 5e4bd6c..13379eb 100644
--- a/web-extensions/e-dom-utils.c
+++ b/web-extensions/e-dom-utils.c
@@ -1615,7 +1615,7 @@ split_list_into_two (WebKitDOMNode *item,
        gint current_level = 1;
        WebKitDOMDocument *document;
        WebKitDOMDocumentFragment *fragment;
-       WebKitDOMNode *parent, *prev_parent, *tmp;
+       WebKitDOMNode *parent, *prev_parent = NULL, *tmp;
 
        document = webkit_dom_node_get_owner_document (item);
        fragment = webkit_dom_document_create_document_fragment (document);
@@ -1663,7 +1663,7 @@ split_list_into_two (WebKitDOMNode *item,
        tmp = webkit_dom_node_insert_before (
                parent,
                webkit_dom_node_get_first_child (WEBKIT_DOM_NODE (fragment)),
-               webkit_dom_node_get_next_sibling (prev_parent),
+               prev_parent ? webkit_dom_node_get_next_sibling (prev_parent) : NULL,
                NULL);
        remove_node_if_empty (prev_parent);
 
diff --git a/web-extensions/e-web-extension.c b/web-extensions/e-web-extension.c
index 4b656fc..97524e9 100644
--- a/web-extensions/e-web-extension.c
+++ b/web-extensions/e-web-extension.c
@@ -753,7 +753,7 @@ handle_get_property (GDBusConnection *connection,
                      gpointer user_data)
 {
        EWebExtension *extension = E_WEB_EXTENSION (user_data);
-       GVariant *variant;
+       GVariant *variant = NULL;
 
        if (g_strcmp0 (property_name, "NeedInput") == 0) {
                variant = g_variant_new_boolean (extension->priv->need_input);