Rename UniverseSelector to DynamicUse and move it to use.dart

pkg/compiler/lib/src/ssa/builder.dart

Index: pkg/compiler/lib/src/ssa/builder.dart
diff --git a/pkg/compiler/lib/src/ssa/builder.dart b/pkg/compiler/lib/src/ssa/builder.dart
index 503a973db02fd62491391e06436006b7a857876d..423337efad30e34f24c06eed5a8237b2e02d30e2 100644
--- a/pkg/compiler/lib/src/ssa/builder.dart
+++ b/pkg/compiler/lib/src/ssa/builder.dart
@@ -4552,7 +4552,7 @@ class SsaBuilder extends ast.Visitor
       // case the [noSuchMethod] implementation calls
       // [JSInvocationMirror._invokeOn].
       // TODO(johnniwinther): Register this more precisely.
-      registry?.registerDynamicUse(new UniverseSelector(selector, null));
+      registry?.registerDynamicUse(new DynamicUse(selector, null));
     }
     String publicName = name;
     if (selector.isSetter) publicName += '=';