0040054: Clicking "x" button in a receipt paying process throws a JS error

diff -r 87de9bb4df25 -r 831a24be86db web/org.openbravo.mobile.core/source/utils/ob-terminal-log.js
--- a/web/org.openbravo.mobile.core/source/utils/ob-terminal-log.js	Mon Dec 31 10:08:29 2018 +0000
+++ b/web/org.openbravo.mobile.core/source/utils/ob-terminal-log.js	Wed Jan 30 18:26:12 2019 +0100
@@ -89,22 +89,17 @@
         // button label text
         buttonName += elmt.textContent;
       } else {
-        var backgroundImg = window.getComputedStyle(document.getElementById(elmt.id)).getPropertyValue("background-image");
-        if (backgroundImg) {
-          buttonName += backgroundImg.replace(/.*\/(icon)?([^.]+)\..*/, '$2');
-        } else {
-          //if not, use the enyo object name
-          buttonName += ids[ids.length - 1];
-          if (buttonName === 'button') {
-            // for keypad use the enyo parent
-            buttonName += ids[ids.length - 2];
-          }
+        // use the enyo object name
+        buttonName += ids[ids.length - 1];
+        if (buttonName === 'button') {
+          // for keypad use the enyo parent
+          buttonName += ids[ids.length - 2];
+        }
 
-          // make more clean the guessed name form enyo object (i case insensitive, g all ocurrences)
-          buttonName = buttonName.replace(/button/ig, '');
-          buttonName = buttonName.replace(/btn/ig, '');
-          buttonName = buttonName.replace(/entity/ig, '');
-        }
+        // make more clean the guessed name form enyo object (i case insensitive, g all occurrences)
+        buttonName = buttonName.replace(/button/ig, '');
+        buttonName = buttonName.replace(/btn/ig, '');
+        buttonName = buttonName.replace(/entity/ig, '');
       }
       if (buttonName.length > 60) {
         buttonName = buttonName.substring(0, 60) + '[...]';