Add StaticUse for more precise registration of statically known element use.

pkg/compiler/lib/src/common/registry.dart

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 library dart2js.common.registry;
 
 import '../dart_types.dart' show
     InterfaceType;
 import '../enqueue.dart' show
     Enqueuer;
 import '../elements/elements.dart' show
     Element,
     FunctionElement;
 import '../universe/universe.dart' show
     UniverseSelector;
+import '../universe/use.dart' show
+    StaticUse;
 
 /// Interface for registration of element dependencies.
 abstract class Registry {
   // TODO(johnniwinther): Remove this.
   void registerDependency(Element element) {}
 
   bool get isForResolution;
 
-  void registerDynamicInvocation(UniverseSelector selector);
+  void registerDynamicUse(UniverseSelector staticUse);
 
-  void registerDynamicGetter(UniverseSelector selector);
-
-  void registerDynamicSetter(UniverseSelector selector);
-
-  void registerStaticInvocation(Element element);
+  void registerStaticUse(StaticUse staticUse);
 
   void registerInstantiation(InterfaceType type);
-
-  void registerGetOfStaticFunction(FunctionElement element);
 }
 
 // TODO(johnniwinther): Remove this.
 class EagerRegistry extends Registry {
   final String name;
   final Enqueuer world;
 
   EagerRegistry(this.name, this.world);
 
   bool get isForResolution => world.isResolutionQueue;
 
   @override
-  void registerDynamicGetter(UniverseSelector selector) {
-    world.registerDynamicGetter(selector);
+  void registerDynamicUse(UniverseSelector selector) {
+    world.registerDynamicUse(selector);
   }
 
   @override
-  void registerDynamicInvocation(UniverseSelector selector) {
-    world.registerDynamicInvocation(selector);
-  }
-
-  @override
-  void registerDynamicSetter(UniverseSelector selector) {
-    world.registerDynamicSetter(selector);
-  }
-
-  @override
-  void registerGetOfStaticFunction(FunctionElement element) {
-    world.registerGetOfStaticFunction(element);
-  }
-
-  @override
   void registerInstantiation(InterfaceType type) {
     world.registerInstantiatedType(type);
   }
 
   @override
-  void registerStaticInvocation(Element element) {
-    world.registerStaticUse(element);
+  void registerStaticUse(StaticUse staticUse) {
+    world.registerStaticUse(staticUse);
   }
 
   String toString() => name;
 }