Static members are not visible in subclasses

lib/dartdoc/block_parser.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.
 
 /// The line contains only whitespace or is empty.
 final _RE_EMPTY = const RegExp(@'^([ \t]*)$');
 
 /// A series of `=` or `-` (on the next line) define setext-style headers.
 final _RE_SETEXT = const RegExp(@'^((=+)|(-+))$');
 
@@ skipping 275 matching lines @@
       if (tryMatch(_RE_EMPTY)) {
         // Add a blank line to the current list item.
         childLines.add('');
       } else if (tryMatch(_RE_UL) || tryMatch(_RE_OL)) {
         // End the current list item and start a new one.
         endItem();
         childLines.add(match[1]);
       } else if (tryMatch(_RE_INDENT)) {
         // Strip off indent and add to current item.
         childLines.add(match[1]);
-      } else if (isAtBlockEnd(parser)) {
+      } else if (BlockSyntax.isAtBlockEnd(parser)) {
         // Done with the list.
         break;
       } else {
         // Anything else is paragraph text or other stuff that can be in a list
         // item. However, if the previous item is a blank line, this means we're
         // done with the list and are starting a new top-level paragraph.
         if ((childLines.length > 0) && (childLines.last() == '')) break;
         childLines.add(parser.current);
       }
       parser.advance();
@@ skipping 110 matching lines @@
 /// Parses paragraphs of regular text.
 class ParagraphSyntax extends BlockSyntax {
   bool get canEndBlock() => false;
 
   bool canParse(BlockParser parser) => true;
 
   Node parse(BlockParser parser) {
     final childLines = [];
 
     // Eat until we hit something that ends a paragraph.
-    while (!isAtBlockEnd(parser)) {
+    while (!BlockSyntax.isAtBlockEnd(parser)) {
       childLines.add(parser.current);
       parser.advance();
     }
 
     final contents = parser.document.parseInline(
         Strings.join(childLines, '\n'));
     return new Element('p', contents);
   }
 }