Index: sdk/lib/io/platform_impl.dart |
diff --git a/sdk/lib/io/platform_impl.dart b/sdk/lib/io/platform_impl.dart |
index c6063a8c21265283f710ee427b0d959041586bc7..57598e87fcf894d5e9d26043b05be5db050fa97e 100644 |
--- a/sdk/lib/io/platform_impl.dart |
+++ b/sdk/lib/io/platform_impl.dart |
@@ -71,7 +71,7 @@ class _Platform { |
result[str.substring(0, equalsIndex)] = |
str.substring(equalsIndex + 1); |
} |
- _environmentCache = new UnmodifiableMapView(result); |
+ _environmentCache = new _UnmodifiableMap(result); |
} else { |
_environmentCache = env; |
} |