Get library data from lib/_internal/libraries.dart.

utils/apidoc/apidoc.dart

Index: utils/apidoc/apidoc.dart
diff --git a/utils/apidoc/apidoc.dart b/utils/apidoc/apidoc.dart
index e73daa9fcd98b390b0827e336b45be8e2942b573..5284db8853815eac83263a6e9ab97e70a6b4a7e6 100644
--- a/utils/apidoc/apidoc.dart
+++ b/utils/apidoc/apidoc.dart
@@ -21,7 +21,7 @@
 #import('../../pkg/dartdoc/mirrors/mirrors.dart');
 #import('../../pkg/dartdoc/mirrors/mirrors_util.dart');
 #import('../../pkg/dartdoc/dartdoc.dart', prefix: 'doc');
-#import('../../lib/compiler/implementation/library_map.dart');
+#import('../../lib/_internal/libraries.dart');
 
 HtmlDiff _diff;
 
@@ -104,8 +104,8 @@ void main() {
   // URIs. Perhaps Path should have a toURI() method.
   // Add all of the core libraries.
   final apidocLibraries = <Path>[];
-  DART2JS_LIBRARY_MAP.forEach((String name, LibraryInfo info) {
-    if (!info.isInternal) {
+  LIBRARIES.forEach((String name, LibraryInfo info) {
+    if (!info.internal && !info.undocumented) {
       apidocLibraries.add(new Path('dart:$name'));
     }
   });