Index: sdk/lib/_internal/compiler/js_lib/constant_map.dart |
diff --git a/sdk/lib/_internal/compiler/js_lib/constant_map.dart b/sdk/lib/_internal/compiler/js_lib/constant_map.dart |
index e716cf14bf97d1e11e686f414fac5db8dbe281e6..dcaef2aec0af6751537f4c21dd011eb507c3b450 100644 |
--- a/sdk/lib/_internal/compiler/js_lib/constant_map.dart |
+++ b/sdk/lib/_internal/compiler/js_lib/constant_map.dart |
@@ -23,8 +23,7 @@ abstract class ConstantMap<K, V> implements Map<K, V> { |
void addAll(Map<K, V> other) => _throwUnmodifiable(); |
} |
-class ConstantStringMap<K, V> extends ConstantMap<K, V> |
- implements _symbol_dev.EfficientLength { |
+class ConstantStringMap<K, V> extends ConstantMap<K, V> { |
// This constructor is not used. The instantiation is shortcut by the |
// compiler. It is here to make the uninitialized final fields legal. |