| Index: pkg/compiler/lib/src/compiler.dart | 
| diff --git a/pkg/compiler/lib/src/compiler.dart b/pkg/compiler/lib/src/compiler.dart | 
| index 8fab748631fb8056dcebbb5a7d30efa14ec185a2..2f980bb8efec62f804618394ddfd72fc8c57e443 100644 | 
| --- a/pkg/compiler/lib/src/compiler.dart | 
| +++ b/pkg/compiler/lib/src/compiler.dart | 
| @@ -181,6 +181,7 @@ abstract class Compiler { | 
| final bool enableUserAssertions; | 
| final bool trustTypeAnnotations; | 
| final bool trustPrimitives; | 
| +  final bool trustJSInteropTypeAnnotations; | 
| final bool disableTypeInferenceFlag; | 
| final Uri deferredMapUri; | 
| final bool dumpInfo; | 
| @@ -432,6 +433,7 @@ abstract class Compiler { | 
| this.enableUserAssertions: false, | 
| this.trustTypeAnnotations: false, | 
| this.trustPrimitives: false, | 
| +            this.trustJSInteropTypeAnnotations: false, | 
| bool disableTypeInferenceFlag: false, | 
| this.maxConcreteTypeSize: 5, | 
| this.enableMinification: false, | 
|  |