Handle dynamic as bottom inside of function type reps

lib/runtime/dart/_foreign_helper.js

Index: lib/runtime/dart/_foreign_helper.js
diff --git a/lib/runtime/dart/_foreign_helper.js b/lib/runtime/dart/_foreign_helper.js
index 9dc1deeef9c779af01f7125975720d5ce7e0f7fa..5479ae14ec96072d31d2ca7426371eeb1f7cd56a 100644
--- a/lib/runtime/dart/_foreign_helper.js
+++ b/lib/runtime/dart/_foreign_helper.js
@@ -31,23 +31,23 @@ dart_library.library('dart/_foreign_helper', null, /* Imports */[
     if (arg11 === void 0)
       arg11 = null;
   }
-  dart.fn(JS, core.Object, [core.String, core.String], [core.Object, core.Object, core.Object, core.Object, core.Object, core.Object, core.Object, core.Object, core.Object, core.Object, core.Object, core.Object]);
+  dart.fn(JS, dart.dynamic, [core.String, core.String], [dart.dynamic, dart.dynamic, dart.dynamic, dart.dynamic, dart.dynamic, dart.dynamic, dart.dynamic, dart.dynamic, dart.dynamic, dart.dynamic, dart.dynamic, dart.dynamic]);
   function JS_CURRENT_ISOLATE_CONTEXT() {
   }
-  dart.fn(JS_CURRENT_ISOLATE_CONTEXT, () => dart.functionType(IsolateContext, []));
+  dart.fn(JS_CURRENT_ISOLATE_CONTEXT, () => dart.definiteFunctionType(IsolateContext, []));
   class IsolateContext extends core.Object {}
   function JS_CALL_IN_ISOLATE(isolate, func) {
   }
-  dart.fn(JS_CALL_IN_ISOLATE, core.Object, [core.Object, core.Function]);
+  dart.fn(JS_CALL_IN_ISOLATE, dart.dynamic, [dart.dynamic, core.Function]);
   function DART_CLOSURE_TO_JS(func) {
   }
-  dart.fn(DART_CLOSURE_TO_JS, core.Object, [core.Function]);
+  dart.fn(DART_CLOSURE_TO_JS, dart.dynamic, [core.Function]);
   function RAW_DART_FUNCTION_REF(func) {
   }
-  dart.fn(RAW_DART_FUNCTION_REF, core.Object, [core.Function]);
+  dart.fn(RAW_DART_FUNCTION_REF, dart.dynamic, [core.Function]);
   function JS_SET_CURRENT_ISOLATE(isolate) {
   }
-  dart.fn(JS_SET_CURRENT_ISOLATE, dart.void, [core.Object]);
+  dart.fn(JS_SET_CURRENT_ISOLATE, dart.void, [dart.dynamic]);
   function JS_CREATE_ISOLATE() {
   }
   dart.fn(JS_CREATE_ISOLATE);
@@ -56,7 +56,7 @@ dart_library.library('dart/_foreign_helper', null, /* Imports */[
   dart.fn(JS_DART_OBJECT_CONSTRUCTOR);
   function JS_INTERCEPTOR_CONSTANT(type) {
   }
-  dart.fn(JS_INTERCEPTOR_CONSTANT, core.Object, [core.Type]);
+  dart.fn(JS_INTERCEPTOR_CONSTANT, dart.dynamic, [core.Type]);
   function JS_OPERATOR_IS_PREFIX() {
   }
   dart.fn(JS_OPERATOR_IS_PREFIX, core.String, []);
@@ -107,7 +107,7 @@ dart_library.library('dart/_foreign_helper', null, /* Imports */[
   dart.fn(JS_GET_NAME, core.String, [core.String]);
   function JS_EMBEDDED_GLOBAL(typeDescription, name) {
   }
-  dart.fn(JS_EMBEDDED_GLOBAL, core.Object, [core.String, core.String]);
+  dart.fn(JS_EMBEDDED_GLOBAL, dart.dynamic, [core.String, core.String]);
   function JS_GET_FLAG(name) {
   }
   dart.fn(JS_GET_FLAG, core.bool, [core.String]);