Get rid of promotedType=none annotations

pkg/front_end/testcases/inference/generic_methods_downwards_inference_fold.dart

Index: pkg/front_end/testcases/inference/generic_methods_downwards_inference_fold.dart
diff --git a/pkg/front_end/testcases/inference/generic_methods_downwards_inference_fold.dart b/pkg/front_end/testcases/inference/generic_methods_downwards_inference_fold.dart
index 0ba8c6e69fc9abf1790c479512fa56b5e52a669b..9dd1dc47f4194b968ffd54bdf8067551a6534eb1 100644
--- a/pkg/front_end/testcases/inference/generic_methods_downwards_inference_fold.dart
+++ b/pkg/front_end/testcases/inference/generic_methods_downwards_inference_fold.dart
@@ -7,27 +7,29 @@ library test;
 
 void main() {
   List<int> o;
-  int y = /*@promotedType=none*/ o. /*@typeArgs=int*/ /*@target=List::fold*/ fold(
+  int y = o. /*@typeArgs=int*/ /*@target=List::fold*/ fold(
       0,
       /*@returnType=int*/ (/*@type=int*/ x,
-          /*@type=int*/ y) => /*@promotedType=none*/ x /*@target=num::+*/ + /*@promotedType=none*/ y);
-  var /*@type=dynamic*/ z = /*@promotedType=none*/ o
-      . /*@typeArgs=dynamic*/ /*@target=List::fold*/ fold(
+              /*@type=int*/ y) =>
+          x /*@target=num::+*/ + y);
+  var /*@type=dynamic*/ z =
+      o. /*@typeArgs=dynamic*/ /*@target=List::fold*/ fold(
           0,
           /*@returnType=dynamic*/ (/*@type=dynamic*/ x,
-              /*@type=int*/ y) => /*info:DYNAMIC_INVOKE*/ /*@promotedType=none*/ x + /*@promotedType=none*/ y);
-  y = /*info:DYNAMIC_CAST*/ /*@promotedType=none*/ z;
+              /*@type=int*/ y) => /*info:DYNAMIC_INVOKE*/ x + y);
+  y = /*info:DYNAMIC_CAST*/ z;
 }
 
 void functionExpressionInvocation() {
   List<int> o;
-  int y = (/*@promotedType=none*/ o.fold)(
+  int y = (o.fold)(
       0,
       /*@returnType=int*/ (/*@type=int*/ x,
-          /*@type=int*/ y) => /*@promotedType=none*/ x /*@target=num::+*/ + /*@promotedType=none*/ y);
-  var /*@type=dynamic*/ z = (/*@promotedType=none*/ o.fold)(
+              /*@type=int*/ y) =>
+          x /*@target=num::+*/ + y);
+  var /*@type=dynamic*/ z = (o.fold)(
       0,
       /*@returnType=dynamic*/ (/*@type=dynamic*/ x,
-          /*@type=int*/ y) => /*info:DYNAMIC_INVOKE*/ /*@promotedType=none*/ x + /*@promotedType=none*/ y);
-  y = /*info:DYNAMIC_CAST*/ /*@promotedType=none*/ z;
+          /*@type=int*/ y) => /*info:DYNAMIC_INVOKE*/ x + y);
+  y = /*info:DYNAMIC_CAST*/ z;
 }