Import scope rules updated.

lib/compiler/implementation/scanner/scanner_task.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.
 
 class ScannerTask extends CompilerTask {
   ScannerTask(Compiler compiler) : super(compiler);
   String get name => 'Scanner';
 
   void scanLibrary(LibraryElement library) {
     var compilationUnit = library.entryCompilationUnit;
@@ skipping 161 matching lines @@
           });
           compiler.withCurrentElement(element, () {
             compiler.reportError(new Identifier(element.position()),
                                  'duplicated import');
           });
         }
       });
     } else {
       imported.forEachExport((Element element) {
         compiler.withCurrentElement(element, () {
-          library.addToScope(element, compiler);
+          library.addImport(element, compiler);
         });
       });
     }
   }
 }
 
 class DietParserTask extends CompilerTask {
   DietParserTask(Compiler compiler) : super(compiler);
   final String name = 'Diet Parser';
 
@@ skipping 20 matching lines @@
   static const int RESOURCE = 4;
 
   /** Next state. */
   static const List<int> NEXT =
       const <int>[NO_TAG_SEEN,
                   IMPORT, // Only one library tag is allowed.
                   IMPORT,
                   SOURCE,
                   RESOURCE];
 }