[evolution] Use a faster way of quoting an element if possible when converting the content

[Tomas Popela <tpopela src gnome org>]

commit 33f696dd05c6d556344e6a8e9aa3360d08b6bad2
Author: Tomas Popela <tpopela redhat com>
Date:   Wed Aug 17 17:10:38 2016 +0200

    Use a faster way of quoting an element if possible when converting the content

 .../web-extension/e-editor-dom-functions.c         |   33 ++++++++++++++-----
 1 files changed, 24 insertions(+), 9 deletions(-)
---
diff --git a/modules/webkit-editor/web-extension/e-editor-dom-functions.c 
b/modules/webkit-editor/web-extension/e-editor-dom-functions.c
index 83b8573..823436d 100644
--- a/modules/webkit-editor/web-extension/e-editor-dom-functions.c
+++ b/modules/webkit-editor/web-extension/e-editor-dom-functions.c
@@ -5491,19 +5491,17 @@ create_text_markers_for_selection_in_element (WebKitDOMElement *element)
 }
 
 static void
-quote_plain_text_elements_after_wrapping_in_document (EEditorPage *editor_page)
+quote_plain_text_elements_after_wrapping_in_element (EEditorPage *editor_page,
+                                                     WebKitDOMElement *element)
 {
-       WebKitDOMDocument *document;
        WebKitDOMNodeList *list = NULL;
        gint length, ii;
 
        g_return_if_fail (E_IS_EDITOR_PAGE (editor_page));
 
-       document = e_editor_page_get_document (editor_page);
-
        /* Also quote the PRE elements as well. */
-       list = webkit_dom_document_query_selector_all (
-               document, "blockquote[type=cite] > p[data-evo-paragraph], blockquote[type=cite] > pre", NULL);
+       list = webkit_dom_element_query_selector_all (
+               element, "blockquote[type=cite] > p[data-evo-paragraph], blockquote[type=cite] > pre", NULL);
 
        length = webkit_dom_node_list_get_length (list);
        for (ii = 0; ii < length; ii++) {
@@ -5518,6 +5516,18 @@ quote_plain_text_elements_after_wrapping_in_document (EEditorPage *editor_page)
 }
 
 static void
+quote_plain_text_elements_after_wrapping_in_document (EEditorPage *editor_page)
+{
+       WebKitDOMDocument *document;
+       WebKitDOMHTMLElement *body;
+
+       document = e_editor_page_get_document (editor_page);
+       body = webkit_dom_document_get_body (document);
+
+       quote_plain_text_elements_after_wrapping_in_element (editor_page, WEBKIT_DOM_ELEMENT (body));
+}
+
+static void
 clear_attributes (EEditorPage *editor_page)
 {
        WebKitDOMDocument *document;
@@ -7951,9 +7961,14 @@ e_editor_dom_process_content_to_plain_text_for_exporting (EEditorPage *editor_pa
                remove_node (webkit_dom_node_list_item (list, ii));
        g_clear_object (&list);
 
-       if (quote)
-               quote_plain_text_recursive (document, source, source, 0);
-       else if (e_editor_page_get_html_mode (editor_page)) {
+       webkit_dom_node_normalize (source);
+
+       if (quote) {
+               if (wrap)
+                       quote_plain_text_elements_after_wrapping_in_element (editor_page, WEBKIT_DOM_ELEMENT 
(source));
+               else
+                       quote_plain_text_recursive (document, source, source, 0);
+       } else if (e_editor_page_get_html_mode (editor_page)) {
                WebKitDOMElement *citation;
 
                citation = webkit_dom_element_query_selector (