qualify core types: Object, Error, Symbol

test/codegen/expect/misc.js

Index: test/codegen/expect/misc.js
diff --git a/test/codegen/expect/misc.js b/test/codegen/expect/misc.js
index e97fbcf4ca1f78a80ee1c75899a13639df6e35c4..2d7df9d7fd9f0cce3904fadda023287adb436cef 100644
--- a/test/codegen/expect/misc.js
+++ b/test/codegen/expect/misc.js
@@ -44,6 +44,19 @@ dart_library.library('misc', null, /* Imports */[
   }
   dart.fn(_isWhitespace, core.bool, [core.String]);
   let _escapeMap = dart.const(dart.map({'\n': '\\n', '\r': '\\r', '\f': '\\f', '\b': '\\b', '\t': '\\t', '\v': '\\v', '': '\\x7F'}));
+  let _foo = Symbol('_foo');
+  let Symbol$ = dart.generic(function(T) {
+    class Symbol extends core.Object {
+      Symbol(foo) {
+        this[_foo] = foo;
+      }
+    }
+    dart.setSignature(Symbol, {
+      constructors: () => ({Symbol: [exports.Symbol$(T), [T]]})
+    });
+    return Symbol;
+  });
+  exports.Symbol = exports.Symbol$();
   function main() {
     core.print(dart.toString(1));
     core.print(dart.toString(1.0));
@@ -53,6 +66,7 @@ dart_library.library('misc', null, /* Imports */[
     core.print(dart.equals(x, Generic));
     core.print(new (Generic$(core.int))().type);
     core.print(dart.equals(new Derived(), new Derived()));
+    core.print(new (exports.Symbol$(core.String))('hi')[_foo]);
   }
   dart.fn(main);
   // Exports:
@@ -61,5 +75,6 @@ dart_library.library('misc', null, /* Imports */[
   exports.Generic = Generic;
   exports.Base = Base;
   exports.Derived = Derived;
+  exports.Symbol$ = Symbol$;
   exports.main = main;
 });