rxjs+7.5.5.patch

diff --git a/node_modules/rxjs/dist/cjs/internal/util/createErrorClass.js b/node_modules/rxjs/dist/cjs/internal/util/createErrorClass.js
index 98a6e52..af7d91a 100644
--- a/node_modules/rxjs/dist/cjs/internal/util/createErrorClass.js
+++ b/node_modules/rxjs/dist/cjs/internal/util/createErrorClass.js
@@ -7,8 +7,18 @@ function createErrorClass(createImpl) {
         instance.stack = new Error().stack;
     };
     var ctorFunc = createImpl(_super);
-    ctorFunc.prototype = Object.create(Error.prototype);
-    ctorFunc.prototype.constructor = ctorFunc;
+    ctorFunc.prototype = Object.create(Error.prototype, {
+        constructor: {
+            value: ctorFunc,
+            writable: true,
+            // enumerable: true would accurately preserve the behavior of the
+            // original assignment, but I'm guessing that was not intentional.
+            // For an actual error subclass, this property would not
+            // be enumerable.
+            enumerable: false,
+            configurable: true,
+        }
+    });
     return ctorFunc;
 }
 exports.createErrorClass = createErrorClass;