Reapply "Rename mappedBy to map."

sdk/lib/_internal/dartdoc/lib/dartdoc.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.
 
 /**
  * To generate docs for a library, run this script with the path to an
  * entrypoint .dart file, like:
  *
  *     $ dart dartdoc.dart foo.dart
  *
@@ skipping 339 matching lines @@
     docIndex();
     for (final library in _sortedLibraries) {
       docLibrary(library);
     }
 
     if (generateAppCache) {
       generateAppCacheManifest();
     }
 
     startFile("apidoc.json");
-    var libraries = _sortedLibraries.mappedBy(
+    var libraries = _sortedLibraries.map(
         (lib) => new LibraryElement(lib.qualifiedName, lib))
         .toList();
     write(json_serializer.serialize(libraries));
     endFile();
   }
 
   void startFile(String path) {
     _filePath = new Path(path);
     _file = new StringBuffer();
   }
@@ skipping 1322 matching lines @@
         return type.simpleName;
       }
       final params = Strings.join(typeParams, ', ');
       return '${type.simpleName}<$params>';
     }
 
     // See if it's an instantiation of a generic type.
     final typeArgs = type.typeArguments;
     if (typeArgs.length > 0) {
       final args =
-          Strings.join(typeArgs.mappedBy((arg) => typeName(arg)), ', ');
+          Strings.join(typeArgs.map((arg) => typeName(arg)), ', ');
       return '${type.originalDeclaration.simpleName}<$args>';
     }
 
     // Regular type.
     return type.simpleName;
   }
 
   /**
    * Remove leading indentation to line up with first line.
    */
@@ skipping 192 matching lines @@
   final ClassMirror inheritedFrom;
 
   DocComment(this.text, [this.inheritedFrom = null]) {
     assert(text != null && !text.trim().isEmpty);
   }
 
   String get html => md.markdownToHtml(text);
 
   String toString() => text;
 }