Roll Observatory deps (charted -> ^0.3.0)

packages/analyzer/lib/src/task/html.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.
 
 library analyzer.src.task.html;
 
 import 'dart:collection';
 
 import 'package:analyzer/src/context/cache.dart';
 import 'package:analyzer/src/generated/engine.dart' hide AnalysisTask;
@@ skipping 304 matching lines @@
     } else {
       HtmlParser parser = new HtmlParser(content, generateSpans: true);
       parser.compatMode = 'quirks';
       Document document = parser.parse();
       //
       // Convert errors.
       //
       List<ParseError> parseErrors = parser.errors;
       List<AnalysisError> errors = <AnalysisError>[];
       for (ParseError parseError in parseErrors) {
+        if (parseError.errorCode == 'expected-doctype-but-got-start-tag') {
+          continue;
+        }
         SourceSpan span = parseError.span;
         errors.add(new AnalysisError(target.source, span.start.offset,
             span.length, HtmlErrorCode.PARSE_ERROR, [parseError.message]));
       }
       //
       // Record outputs.
       //
       outputs[HTML_DOCUMENT] = document;
       outputs[HTML_DOCUMENT_ERRORS] = errors;
       outputs[LINE_INFO] = _computeLineInfo(content);
@@ skipping 56 matching lines @@
    * The content of the fragment.
    */
   final String content;
 
   /**
    * Initialize a newly created script fragment to have the given [offset] and
    * [content].
    */
   ScriptFragment(this.offset, this.line, this.column, this.content);
 }