Filter transient flags to fix useDefineForClassFields

Author: armanio123

src/compiler/checker.ts

@@ -36425,10 +36425,9 @@ namespace ts {
                                 Diagnostics._0_is_defined_as_a_property_in_class_1_but_is_overridden_here_in_2_as_an_accessor;
                             error(getNameOfDeclaration(derived.valueDeclaration) || derived.valueDeclaration, errorMessage, symbolToString(base), typeToString(baseType), typeToString(type));
                         }
-                        else if (compilerOptions.useDefineForClassFields) {
+                        else if (compilerOptions.useDefineForClassFields && !(derived.flags & SymbolFlags.Transient)) {
                             const uninitialized = find(derived.declarations, d => d.kind === SyntaxKind.PropertyDeclaration && !(d as PropertyDeclaration).initializer);
                             if (uninitialized
-                                && !(derived.flags & SymbolFlags.Transient)
                                 && !(baseDeclarationFlags & ModifierFlags.Abstract)
                                 && !(derivedDeclarationFlags & ModifierFlags.Abstract)
                                 && !derived.declarations.some(d => !!(d.flags & NodeFlags.Ambient))) {