sdk files reorganization to make dart2js a proper package

pkg/analyzer/lib/src/generated/sdk_io.dart

 // Copyright (c) 2014, 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.
 
 // This code was auto-generated, is not intended to be edited, and is subject to
 // significant change. Please see the README file for more information.
 
 library engine.sdk.io;
 
 import 'dart:io';
@@ skipping 85 matching lines @@
   static String _DOCS_DIRECTORY_NAME = "docs";
 
   /**
    * The suffix added to the name of a library to derive the name of the file
    * containing the documentation for that library.
    */
   static String _DOC_FILE_SUFFIX = "_api.json";
 
   /**
    * The name of the directory within the SDK directory that contains the
-   * libraries file.
+   * sdk_library_metadata directory.
    */
   static String _INTERNAL_DIR = "_internal";
 
   /**
+   * The name of the sdk_library_metadata directory that contains the package
+   * holding the libraries.dart file.
+   */
+  static String _SDK_LIBRARY_METADATA_DIR = "sdk_library_metadata";
+
+  /**
+   * The name of the directory within the sdk_library_metadata that contains
+   * libraries.dart.
+   */
+  static String _SDK_LIBRARY_METADATA_LIB_DIR = "lib";
+
+  /**
    * The name of the directory within the SDK directory that contains the
    * libraries.
    */
   static String _LIB_DIRECTORY_NAME = "lib";
 
   /**
    * The name of the libraries file.
    */
   static String _LIBRARIES_FILE = "libraries.dart";
 
@@ skipping 335 matching lines @@
   @override
   SdkLibrary getSdkLibrary(String dartUri) => _libraryMap.getLibrary(dartUri);
 
   /**
    * Read all of the configuration files to initialize the library maps. The
    * flag [useDart2jsPaths] is `true` if the dart2js path should be used when it
    * is available. Return the initialized library map.
    */
   LibraryMap initialLibraryMap(bool useDart2jsPaths) {
     JavaFile librariesFile = new JavaFile.relative(
-        new JavaFile.relative(libraryDirectory, _INTERNAL_DIR),
+        new JavaFile.relative(
+          new JavaFile.relative(
+            new JavaFile.relative(libraryDirectory, _INTERNAL_DIR),
+            _SDK_LIBRARY_METADATA_DIR),
+          _SDK_LIBRARY_METADATA_LIB_DIR),
         _LIBRARIES_FILE);
     try {
       String contents = librariesFile.readAsStringSync();
       return new SdkLibrariesReader(useDart2jsPaths).readFromFile(
           librariesFile, contents);
     } catch (exception, stackTrace) {
       AnalysisEngine.instance.logger.logError(
           "Could not initialize the library map from ${librariesFile.getAbsolutePath()}",
           new CaughtException(exception, stackTrace));
       return new LibraryMap();
@@ skipping 31 matching lines @@
   /**
    * Return the given [file] if it exists and is executable, or `null` if it
    * does not exist or is not executable.
    */
   JavaFile _verifyExecutable(JavaFile file) =>
       file.isExecutable() ? file : null;
 }
 
 /**
  * An object used to read and parse the libraries file
- * (dart-sdk/lib/_internal/libraries.dart) for information about the libraries
- * in an SDK. The library information is represented as a Dart file containing a
- * single top-level variable whose value is a const map. The keys of the map are
- * the names of libraries defined in the SDK and the values in the map are info
- * objects defining the library. For example, a subset of a typical SDK might
- * have a libraries file that looks like the following:
+ * (dart-sdk/lib/_internal/sdk_library_metadata/lib/libraries.dart) for information
+ * about the libraries in an SDK. The library information is represented as a
+ * Dart file containing a single top-level variable whose value is a const map.
+ * The keys of the map are the names of libraries defined in the SDK and the
+ * values in the map are info objects defining the library. For example, a
+ * subset of a typical SDK might have a libraries file that looks like the
+ * following:
  *
- *     final Map<String, LibraryInfo> LIBRARIES = const <LibraryInfo> {
+ *     final Map<String, LibraryInfo> LIBRARIES = const <LibraryInfo> {
  *       // Used by VM applications
  *       "builtin" : const LibraryInfo(
  *         "builtin/builtin_runtime.dart",
  *         category: "Server",
  *         platforms: VM_PLATFORM),
  *
  *       "compiler" : const LibraryInfo(
  *         "compiler/compiler.dart",
  *         category: "Tools",
  *         platforms: 0),
@@ skipping 32 matching lines @@
     SdkLibrariesReader_LibraryBuilder libraryBuilder =
         new SdkLibrariesReader_LibraryBuilder(_useDart2jsPaths);
     // If any syntactic errors were found then don't try to visit the AST
     // structure.
     if (!errorListener.errorReported) {
       unit.accept(libraryBuilder);
     }
     return libraryBuilder.librariesMap;
   }
 }