refactor: dart

modules/@angular/compiler/src/output/abstract_emitter.ts

@@ -201,7 +201,6 @@ export abstract class AbstractEmitterVisitor implements o.StatementVisitor, o.Ex
       name = this.getBuiltinMethodName(expr.builtin);
       if (isBlank(name)) {
         // some builtins just mean to skip the call.
-        // e.g. `bind` in Dart.
         return null;
       }
     }

modules/@angular/compiler/src/output/output_interpreter.ts

@@ -11,7 +11,6 @@ import {ListWrapper} from '../facade/collection';
 import {BaseException, unimplemented} from '../facade/exceptions';
 import {isPresent} from '../facade/lang';
 
-import {debugOutputAstAsDart} from './dart_emitter';
 import * as o from './output_ast';
 import {debugOutputAstAsTypeScript} from './ts_emitter';