Rename UniverseSelector to DynamicUse and move it to use.dart

pkg/compiler/lib/src/dump_info.dart

 // Copyright (c) 2013, 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 dump_info;
 
 import 'dart:convert'
     show HtmlEscape, JsonEncoder, StringConversionSink, ChunkedConversionSink;
 
 import 'package:dart2js_info/info.dart';
 
 import 'common.dart';
 import 'common/tasks.dart' show
     CompilerTask;
 import 'constants/values.dart' show ConstantValue;
 import 'compiler.dart' show
     Compiler;
 import 'elements/elements.dart';
 import 'elements/visitor.dart';
 import 'types/types.dart' show
     TypeMask;
 import 'deferred_load.dart' show
     OutputUnit;
 import 'js_backend/js_backend.dart' show
     JavaScriptBackend;
 import 'js_emitter/full_emitter/emitter.dart' as full show
     Emitter;
 import 'js/js.dart' as jsAst;
-import 'universe/universe.dart' show
-    UniverseSelector;
+import 'universe/use.dart' show
+    DynamicUse;
 import 'info/send_info.dart' show collectSendMeasurements;
 
 class ElementInfoCollector extends BaseElementVisitor<Info, dynamic> {
   final Compiler compiler;
 
   final AllInfo result = new AllInfo();
   final Map<Element, Info> _elementToInfo = <Element, Info>{};
   final Map<ConstantValue, Info> _constantToInfo = <ConstantValue, Info>{};
   final Map<OutputUnit, OutputUnitInfo> _outputToInfo = {};
 
@@ skipping 330 matching lines @@
   final Set<jsAst.Node> _tracking = new Set<jsAst.Node>();
   // A mapping from Dart Elements to Javascript AST Nodes.
   final Map<Element, List<jsAst.Node>> _elementToNodes =
       <Element, List<jsAst.Node>>{};
   final Map<ConstantValue, jsAst.Node> _constantToNode =
       <ConstantValue, jsAst.Node>{};
   // A mapping from Javascript AST Nodes to the size of their
   // pretty-printed contents.
   final Map<jsAst.Node, int> _nodeToSize = <jsAst.Node, int>{};
 
-  final Map<Element, Set<UniverseSelector>> selectorsFromElement = {};
+  final Map<Element, Set<DynamicUse>> selectorsFromElement = {};
   final Map<Element, int> inlineCount = <Element, int>{};
   // A mapping from an element to a list of elements that are
   // inlined inside of it.
   final Map<Element, List<Element>> inlineMap = <Element, List<Element>>{};
 
   /// Register the size of the generated output.
   void reportSize(int programSize) {
     _programSize = programSize;
   }
 
   void reportInlined(Element element, Element inlinedFrom) {
     inlineCount.putIfAbsent(element, () => 0);
     inlineCount[element] += 1;
     inlineMap.putIfAbsent(inlinedFrom, () => new List<Element>());
     inlineMap[inlinedFrom].add(element);
   }
 
   /**
    * Registers that a function uses a selector in the
    * function body
    */
-  void elementUsesSelector(Element element, UniverseSelector selector) {
+  void elementUsesSelector(Element element, DynamicUse selector) {
     if (compiler.dumpInfo) {
       selectorsFromElement
-          .putIfAbsent(element, () => new Set<UniverseSelector>())
+          .putIfAbsent(element, () => new Set<DynamicUse>())
           .add(selector);
     }
   }
 
   final Map<Element, Set<Element>> _dependencies = {};
   void registerDependency(Element source, Element target) {
     _dependencies.putIfAbsent(source, () => new Set()).add(target);
   }
 
   /**
    * Returns an iterable of [Selection]s that are used by
    * [element].  Each [Selection] contains an element that is
    * used and the selector that selected the element.
    */
   Iterable<Selection> getRetaining(Element element) {
     if (!selectorsFromElement.containsKey(element)) {
       return const <Selection>[];
     } else {
-      return selectorsFromElement[element].expand((UniverseSelector selector) {
+      return selectorsFromElement[element].expand((DynamicUse selector) {
         return compiler.world.allFunctions
             .filter(selector.selector, selector.mask)
             .map((element) {
           return new Selection(element, selector.mask);
         });
       });
     }
   }
 
   // Returns true if we care about tracking the size of
@@ skipping 131 matching lines @@
 
     ChunkedConversionSink<Object> sink = encoder.startChunkedConversion(
         new StringConversionSink.fromStringSink(buffer));
     sink.add(new AllInfoJsonCodec().encode(result));
     reporter.reportInfo(NO_LOCATION_SPANNABLE, MessageKind.GENERIC, {
       'text': "View the dumped .info.json file at "
           "https://dart-lang.github.io/dump-info-visualizer"
     });
   }
 }