Revert "DATETIMEFIELDUPDATE fix for linesfield"

This reverts commit 65480a09.

bt5/erp5_web_renderjs_ui/PathTemplateItem/web_page_module/rjs_gadget_erp5_page_form_js.js

@@ -92,13 +92,6 @@ and handling data send&receive.
     }
   }
 
-  function ensureComparable(value, field_type) {
-    // For LinesField, getContent returns string, but we may give an array of strings to the render method.
-    if (field_type === "LinesField") { return value.join ? value.join("\n") : value; }
-    if (typeof value === "object") { return JSON.stringify(value); }
-    return value;
-  }
-
   function updateErp5DocumentForAfterSave(new_erp5_document, submitted_content, current_content) {
     var view = new_erp5_document._embedded._view,
       content_key_list = Object.keys(current_content),
@@ -114,8 +107,7 @@ and handling data send&receive.
     for (i = 0; i < content_key_list.length; i += 1) {
       key = content_key_list[i];
       if (document_reference_dict[key] &&
-          ensureComparable(submitted_content[key], document_reference_dict[key].type) ===
-          ensureComparable(document_reference_dict[key].default, document_reference_dict[key].type)) {
+          JSON.stringify(submitted_content[key]) === JSON.stringify(document_reference_dict[key].default)) {
         document_reference_dict[key].default = current_content[key];
       }
     }

bt5/erp5_web_renderjs_ui/PathTemplateItem/web_page_module/rjs_gadget_erp5_page_form_js.xml

@@ -228,7 +228,7 @@
             </item>
             <item>
                 <key> <string>serial</string> </key>
-                <value> <string>975.56533.48137.29525</string> </value>
+                <value> <string>975.56533.48127.29525</string> </value>
             </item>
             <item>
                 <key> <string>state</string> </key>
@@ -246,7 +246,7 @@
                     </tuple>
                     <state>
                       <tuple>
-                        <float>1558448090.86</float>
+                        <float>1558448080.86</float>
                         <string>UTC</string>
                       </tuple>
                     </state>