Revert revision 33053

third_party/pkg/angular/lib/mock/exception_handler.dart

 part of angular.mock;
 
 /**
  * Mock implementation of [ExceptionHandler] that rethrows exceptions.
  */
 class RethrowExceptionHandler extends ExceptionHandler {
   call(error, stack, [reason]){
     throw "$error $reason \nORIGINAL STACKTRACE:\n $stack";
   }
 }
 
 class ExceptionWithStack {
   final dynamic error;
   final dynamic stack;
   ExceptionWithStack(this.error, this.stack);
   toString() => "$error\n$stack";
 }
 
 /**
  * Mock implementation of [ExceptionHandler] that logs all exceptions for
  * later processing.
  */
 class LoggingExceptionHandler implements ExceptionHandler {
   /**
    * All exceptions are stored here for later examining.
    */
-  final errors = <ExceptionWithStack>[];
+  final List<ExceptionWithStack> errors = [];
 
   call(error, stack, [reason]) {
     errors.add(new ExceptionWithStack(error, stack));
   }
 
   /**
    * This method throws an exception if the errors is not empty.
    * It is recommended that this method is called on test tear-down
    * to verify that all exceptions have been processed.
    */
   assertEmpty() {
-    if (errors.isNotEmpty) {
+    if (errors.length > 0) {
       throw new ArgumentError('Exception Logger not empty:\n$errors');
     }
   }
 }