Fix #175 - delete overwritten method on unload

Author: WebReflection

build/document-register-element.amd.js

@@ -1091,6 +1091,10 @@ export default function installCustomElements(window, polyfill) {'use strict';
       return node;
     });
 
+    // needed due unbelievable IE11 behavior
+    // https://github.com/WebReflection/document-register-element/issues/175#issuecomment-520904688
+    addEventListener('beforeunload', function () { delete document.createElement; }, false);
+  
   }
 
   function ASAP() {

build/document-register-element.esm.js

@@ -1088,6 +1088,10 @@ define(function(polyfill){'use strict';
       return node;
     });
 
+    // needed due unbelievable IE11 behavior
+    // https://github.com/WebReflection/document-register-element/issues/175#issuecomment-520904688
+    addEventListener('beforeunload', function () { delete document.createElement; }, false);
+  
   }
 
   function ASAP() {

build/document-register-element.js

@@ -1088,6 +1088,10 @@ PERFORMANCE OF THIS SOFTWARE.
       return node;
     });
 
+    // needed due unbelievable IE11 behavior
+    // https://github.com/WebReflection/document-register-element/issues/175#issuecomment-520904688
+    addEventListener('beforeunload', function () { delete document.createElement; }, false);
+  
   }
 
   function ASAP() {

build/document-register-element.max.amd.js

@@ -1091,6 +1091,10 @@ function installCustomElements(window, polyfill) {'use strict';
       return node;
     });
 
+    // needed due unbelievable IE11 behavior
+    // https://github.com/WebReflection/document-register-element/issues/175#issuecomment-520904688
+    addEventListener('beforeunload', function () { delete document.createElement; }, false);
+  
   }
 
   function ASAP() {

build/document-register-element.max.js

@@ -1091,6 +1091,10 @@ function installCustomElements(window, polyfill) {'use strict';
       return node;
     });
 
+    // needed due unbelievable IE11 behavior
+    // https://github.com/WebReflection/document-register-element/issues/175#issuecomment-520904688
+    addEventListener('beforeunload', function () { delete document.createElement; }, false);
+  
   }
 
   function ASAP() {

build/document-register-element.node.js

@@ -1091,6 +1091,10 @@ export default function installCustomElements(window, polyfill) {'use strict';
       return node;
     });
 
+    // needed due unbelievable IE11 behavior
+    // https://github.com/WebReflection/document-register-element/issues/175#issuecomment-520904688
+    addEventListener('beforeunload', function () { delete document.createElement; }, false);
+  
   }
 
   function ASAP() {

pony/index.js

@@ -658,6 +658,10 @@ if (!V0) {
     return node;
   });
 
+  // needed due unbelievable IE11 behavior
+  // https://github.com/WebReflection/document-register-element/issues/175#issuecomment-520904688
+  addEventListener('beforeunload', function () { delete document.createElement; }, false);
+
 }
 
 function ASAP() {