diff -r c7c34916027a -r 177826044cd9 wp/wp-includes/js/tinymce/plugins/tabfocus/plugin.js
--- a/wp/wp-includes/js/tinymce/plugins/tabfocus/plugin.js	Mon Oct 14 18:06:33 2019 +0200
+++ b/wp/wp-includes/js/tinymce/plugins/tabfocus/plugin.js	Mon Oct 14 18:28:13 2019 +0200
@@ -1,124 +1,124 @@
 (function () {
-var tabfocus = (function () {
-  'use strict';
+var tabfocus = (function (domGlobals) {
+    'use strict';
 
-  var global = tinymce.util.Tools.resolve('tinymce.PluginManager');
+    var global = tinymce.util.Tools.resolve('tinymce.PluginManager');
 
-  var global$1 = tinymce.util.Tools.resolve('tinymce.dom.DOMUtils');
+    var global$1 = tinymce.util.Tools.resolve('tinymce.dom.DOMUtils');
 
-  var global$2 = tinymce.util.Tools.resolve('tinymce.EditorManager');
+    var global$2 = tinymce.util.Tools.resolve('tinymce.EditorManager');
 
-  var global$3 = tinymce.util.Tools.resolve('tinymce.Env');
+    var global$3 = tinymce.util.Tools.resolve('tinymce.Env');
 
-  var global$4 = tinymce.util.Tools.resolve('tinymce.util.Delay');
+    var global$4 = tinymce.util.Tools.resolve('tinymce.util.Delay');
 
-  var global$5 = tinymce.util.Tools.resolve('tinymce.util.Tools');
+    var global$5 = tinymce.util.Tools.resolve('tinymce.util.Tools');
 
-  var global$6 = tinymce.util.Tools.resolve('tinymce.util.VK');
+    var global$6 = tinymce.util.Tools.resolve('tinymce.util.VK');
 
-  var getTabFocusElements = function (editor) {
-    return editor.getParam('tabfocus_elements', ':prev,:next');
-  };
-  var getTabFocus = function (editor) {
-    return editor.getParam('tab_focus', getTabFocusElements(editor));
-  };
-  var $_8rita4kwjjgwed4m = { getTabFocus: getTabFocus };
+    var getTabFocusElements = function (editor) {
+      return editor.getParam('tabfocus_elements', ':prev,:next');
+    };
+    var getTabFocus = function (editor) {
+      return editor.getParam('tab_focus', getTabFocusElements(editor));
+    };
+    var Settings = { getTabFocus: getTabFocus };
 
-  var DOM = global$1.DOM;
-  var tabCancel = function (e) {
-    if (e.keyCode === global$6.TAB && !e.ctrlKey && !e.altKey && !e.metaKey) {
-      e.preventDefault();
-    }
-  };
-  var setup = function (editor) {
-    function tabHandler(e) {
-      var x, el, v, i;
-      if (e.keyCode !== global$6.TAB || e.ctrlKey || e.altKey || e.metaKey || e.isDefaultPrevented()) {
-        return;
+    var DOM = global$1.DOM;
+    var tabCancel = function (e) {
+      if (e.keyCode === global$6.TAB && !e.ctrlKey && !e.altKey && !e.metaKey) {
+        e.preventDefault();
       }
-      function find(direction) {
-        el = DOM.select(':input:enabled,*[tabindex]:not(iframe)');
-        function canSelectRecursive(e) {
-          return e.nodeName === 'BODY' || e.type !== 'hidden' && e.style.display !== 'none' && e.style.visibility !== 'hidden' && canSelectRecursive(e.parentNode);
-        }
-        function canSelect(el) {
-          return /INPUT|TEXTAREA|BUTTON/.test(el.tagName) && global$2.get(e.id) && el.tabIndex !== -1 && canSelectRecursive(el);
+    };
+    var setup = function (editor) {
+      function tabHandler(e) {
+        var x, el, v, i;
+        if (e.keyCode !== global$6.TAB || e.ctrlKey || e.altKey || e.metaKey || e.isDefaultPrevented()) {
+          return;
         }
-        global$5.each(el, function (e, i) {
-          if (e.id === editor.id) {
-            x = i;
-            return false;
+        function find(direction) {
+          el = DOM.select(':input:enabled,*[tabindex]:not(iframe)');
+          function canSelectRecursive(e) {
+            return e.nodeName === 'BODY' || e.type !== 'hidden' && e.style.display !== 'none' && e.style.visibility !== 'hidden' && canSelectRecursive(e.parentNode);
+          }
+          function canSelect(el) {
+            return /INPUT|TEXTAREA|BUTTON/.test(el.tagName) && global$2.get(e.id) && el.tabIndex !== -1 && canSelectRecursive(el);
           }
-        });
-        if (direction > 0) {
-          for (i = x + 1; i < el.length; i++) {
-            if (canSelect(el[i])) {
-              return el[i];
+          global$5.each(el, function (e, i) {
+            if (e.id === editor.id) {
+              x = i;
+              return false;
+            }
+          });
+          if (direction > 0) {
+            for (i = x + 1; i < el.length; i++) {
+              if (canSelect(el[i])) {
+                return el[i];
+              }
             }
+          } else {
+            for (i = x - 1; i >= 0; i--) {
+              if (canSelect(el[i])) {
+                return el[i];
+              }
+            }
+          }
+          return null;
+        }
+        v = global$5.explode(Settings.getTabFocus(editor));
+        if (v.length === 1) {
+          v[1] = v[0];
+          v[0] = ':prev';
+        }
+        if (e.shiftKey) {
+          if (v[0] === ':prev') {
+            el = find(-1);
+          } else {
+            el = DOM.get(v[0]);
           }
         } else {
-          for (i = x - 1; i >= 0; i--) {
-            if (canSelect(el[i])) {
-              return el[i];
-            }
+          if (v[1] === ':next') {
+            el = find(1);
+          } else {
+            el = DOM.get(v[1]);
           }
         }
-        return null;
-      }
-      v = global$5.explode($_8rita4kwjjgwed4m.getTabFocus(editor));
-      if (v.length === 1) {
-        v[1] = v[0];
-        v[0] = ':prev';
-      }
-      if (e.shiftKey) {
-        if (v[0] === ':prev') {
-          el = find(-1);
-        } else {
-          el = DOM.get(v[0]);
-        }
-      } else {
-        if (v[1] === ':next') {
-          el = find(1);
-        } else {
-          el = DOM.get(v[1]);
+        if (el) {
+          var focusEditor = global$2.get(el.id || el.name);
+          if (el.id && focusEditor) {
+            focusEditor.focus();
+          } else {
+            global$4.setTimeout(function () {
+              if (!global$3.webkit) {
+                domGlobals.window.focus();
+              }
+              el.focus();
+            }, 10);
+          }
+          e.preventDefault();
         }
       }
-      if (el) {
-        var focusEditor = global$2.get(el.id || el.name);
-        if (el.id && focusEditor) {
-          focusEditor.focus();
+      editor.on('init', function () {
+        if (editor.inline) {
+          DOM.setAttrib(editor.getBody(), 'tabIndex', null);
+        }
+        editor.on('keyup', tabCancel);
+        if (global$3.gecko) {
+          editor.on('keypress keydown', tabHandler);
         } else {
-          global$4.setTimeout(function () {
-            if (!global$3.webkit) {
-              window.focus();
-            }
-            el.focus();
-          }, 10);
+          editor.on('keydown', tabHandler);
         }
-        e.preventDefault();
-      }
+      });
+    };
+    var Keyboard = { setup: setup };
+
+    global.add('tabfocus', function (editor) {
+      Keyboard.setup(editor);
+    });
+    function Plugin () {
     }
-    editor.on('init', function () {
-      if (editor.inline) {
-        DOM.setAttrib(editor.getBody(), 'tabIndex', null);
-      }
-      editor.on('keyup', tabCancel);
-      if (global$3.gecko) {
-        editor.on('keypress keydown', tabHandler);
-      } else {
-        editor.on('keydown', tabHandler);
-      }
-    });
-  };
-  var $_6zogdykpjjgwed4h = { setup: setup };
+
+    return Plugin;
 
-  global.add('tabfocus', function (editor) {
-    $_6zogdykpjjgwed4h.setup(editor);
-  });
-  function Plugin () {
-  }
-
-  return Plugin;
-
-}());
+}(window));
 })();