Clean up leg.dart.

dart/lib/compiler/implementation/closure.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("closureToClassMapper");
+library closureToClassMapper;
 
-#import("elements/elements.dart");
-#import("leg.dart");
-#import("scanner/scannerlib.dart");
-#import("tree/tree.dart");
-#import("util/util.dart");
+import "elements/elements.dart";
+import "dart2jslib.dart";
+import "tree/tree.dart";
+import "util/util.dart";
 
 class ClosureTask extends CompilerTask {
   Map<Node, ClosureClassMap> closureMappingCache;
   ClosureTask(Compiler compiler)
       : closureMappingCache = new Map<Node, ClosureClassMap>(),
         super(compiler);
 
   String get name => "Closure Simplifier";
 
   ClosureClassMap computeClosureToClassMapping(Element element,
@@ skipping 603 matching lines @@
   }
 
   visitTryStatement(TryStatement node) {
     // TODO(ngeoffray): implement finer grain state.
     bool oldInTryStatement = inTryStatement;
     inTryStatement = true;
     node.visitChildren(this);
     inTryStatement = oldInTryStatement;
   }
 }