fixes #219, able to compile multiple entry points

lib/src/info.dart

 // Copyright (c) 2015, 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.
 
 /// Defines static information collected by the type checker and used later by
 /// emitters to generate code.
 library dev_compiler.src.info;
 
 import 'package:analyzer/src/generated/ast.dart';
 import 'package:analyzer/src/generated/element.dart';
@@ skipping 12 matching lines @@
   CheckerResults(this.libraries, this.rules, this.failure);
 }
 
 /// Computed information about each library.
 class LibraryInfo {
   /// Canonical name of the library. This is unfortunately not derived from the
   /// library directive as it doesn't have any meaningful rules enforced.
   /// Instead, this is inferred from the path to the file defining the library.
   final String name;
 
-  /// Whether this is the entry library that contains `main`.
-  final bool isEntry;
-
   /// Corresponding analyzer element.
   final LibraryElement library;
 
-  LibraryInfo(library, this.isEntry)
+  LibraryInfo(library)
       : library = library,
         name = utils.canonicalLibraryName(library);
 }
 
 class LibraryUnit {
   final CompilationUnit library;
   final List<CompilationUnit> parts;
 
   LibraryUnit(this.library, this.parts);
 
@@ skipping 487 matching lines @@
 /// Better to have `super` at the end, as required by the Dart style guide:
 /// <http://goo.gl/q1T4BB>
 ///
 /// For now this is the only pattern we support.
 class InvalidSuperInvocation extends StaticError {
   InvalidSuperInvocation(SuperConstructorInvocation node) : super(node);
 
   @override String get message => "super call must be last in an initializer "
       "list (see http://goo.gl/q1T4BB): {0}";
 }