remove ignoreTypes flag, to reimplement later, see #134

lib/src/codegen/js_codegen.dart

Index: lib/src/codegen/js_codegen.dart
diff --git a/lib/src/codegen/js_codegen.dart b/lib/src/codegen/js_codegen.dart
index 1749ca742cde6543c3bce6a52615e60543ad2c73..28ba34dc6c3c6d2a8434e5793ad82e28ad425834 100644
--- a/lib/src/codegen/js_codegen.dart
+++ b/lib/src/codegen/js_codegen.dart
@@ -1879,10 +1879,6 @@ class JSCodegenVisitor extends GeneralizingAstVisitor {
     var leftType = getStaticType(left);
     var rightType = getStaticType(right);
 
-    // TODO(jmesserly): this may not work correctly with options.ignoreTypes,
-    // because that results in unreliable type annotations. See issue #134,
-    // probably the checker/resolver is the right place to implement that, by
-    // replacing staticTypes with `dynamic` as needed, so codegen "just works".
     var code;
     if (op.type.isEqualityOperator) {
       // If we statically know LHS or RHS is null we can generate a clean check.