fixes #185, track const ctor dependencies, plus a static field fix

lib/runtime/dart/convert.js

 var convert = dart.defineLibrary(convert, {});
 var core = dart.import(core);
 var async = dart.import(async);
 var typed_data = dart.import(typed_data);
 var _internal = dart.import(_internal);
 var collection = dart.import(collection);
 (function(exports, core, async, typed_data, _internal, collection) {
   'use strict';
   let Codec$ = dart.generic(function(S, T) {
     class Codec extends core.Object {
@@ skipping 486 matching lines @@
     }
     return _FusedConverter;
   });
   let _FusedConverter = _FusedConverter$();
   dart.defineLazyProperties(Encoding, {
     get _nameToEncoding() {
       return dart.map({"iso_8859-1:1987": LATIN1, "iso-ir-100": LATIN1, "iso_8859-1": LATIN1, "iso-8859-1": LATIN1, latin1: LATIN1, l1: LATIN1, ibm819: LATIN1, cp819: LATIN1, csisolatin1: LATIN1, "iso-ir-6": ASCII, "ansi_x3.4-1968": ASCII, "ansi_x3.4-1986": ASCII, "iso_646.irv:1991": ASCII, "iso646-us": ASCII, "us-ascii": ASCII, us: ASCII, ibm367: ASCII, cp367: ASCII, csascii: ASCII, ascii: ASCII, csutf8: UTF8, "utf-8": UTF8});
     },
     set _nameToEncoding(_) {}
   });
+  let _name = Symbol('_name');
+  class HtmlEscapeMode extends core.Object {
+    _(name, escapeLtGt, escapeQuot, escapeApos, escapeSlash) {
+      this[_name] = name;
+      this.escapeLtGt = escapeLtGt;
+      this.escapeQuot = escapeQuot;
+      this.escapeApos = escapeApos;
+      this.escapeSlash = escapeSlash;
+    }
+    toString() {
+      return this[_name];
+    }
+  }
+  dart.defineNamedConstructor(HtmlEscapeMode, '_');
+  HtmlEscapeMode.UNKNOWN = dart.const(new HtmlEscapeMode._('unknown', true, true, true, true));
   let _convert = Symbol('_convert');
   class HtmlEscape extends Converter$(core.String, core.String) {
     HtmlEscape(mode) {
       if (mode === void 0)
         mode = HtmlEscapeMode.UNKNOWN;
       this.mode = mode;
       super.Converter();
     }
     convert(text) {
       let val = this[_convert](text, 0, text.length);
@@ skipping 57 matching lines @@
       return result != null ? dart.toString(result) : null;
     }
     startChunkedConversion(sink) {
       if (!dart.is(sink, StringConversionSink)) {
         sink = new StringConversionSink.from(sink);
       }
       return new _HtmlEscapeSink(this, dart.as(sink, StringConversionSink));
     }
   }
   let HTML_ESCAPE = dart.const(new HtmlEscape());
-  let _name = Symbol('_name');
-  class HtmlEscapeMode extends core.Object {
-    _(name, escapeLtGt, escapeQuot, escapeApos, escapeSlash) {
-      this[_name] = name;
-      this.escapeLtGt = escapeLtGt;
-      this.escapeQuot = escapeQuot;
-      this.escapeApos = escapeApos;
-      this.escapeSlash = escapeSlash;
-    }
-    toString() {
-      return this[_name];
-    }
-  }
-  dart.defineNamedConstructor(HtmlEscapeMode, '_');
-  HtmlEscapeMode.UNKNOWN = dart.const(new HtmlEscapeMode._('unknown', true, true, true, true));
   HtmlEscapeMode.ATTRIBUTE = dart.const(new HtmlEscapeMode._('attribute', false, true, false, false));
   HtmlEscapeMode.ELEMENT = dart.const(new HtmlEscapeMode._('element', true, false, false, true));
   let _escape = Symbol('_escape');
   class _HtmlEscapeSink extends StringConversionSinkBase {
     _HtmlEscapeSink(escape, sink) {
       this[_escape] = escape;
       this[_sink] = sink;
     }
     addSlice(chunk, start, end, isLast) {
       let val = this[_escape][_convert](chunk, start, end);
@@ skipping 1795 matching lines @@
   exports.Converter$ = Converter$;
   exports.Converter = Converter;
   exports.AsciiEncoder = AsciiEncoder;
   exports.StringConversionSinkMixin = StringConversionSinkMixin;
   exports.StringConversionSinkBase = StringConversionSinkBase;
   exports.AsciiDecoder = AsciiDecoder;
   exports.ChunkedConversionSink$ = ChunkedConversionSink$;
   exports.ChunkedConversionSink = ChunkedConversionSink;
   exports.ByteConversionSink = ByteConversionSink;
   exports.ByteConversionSinkBase = ByteConversionSinkBase;
+  exports.HtmlEscapeMode = HtmlEscapeMode;
   exports.HtmlEscape = HtmlEscape;
   exports.HTML_ESCAPE = HTML_ESCAPE;
-  exports.HtmlEscapeMode = HtmlEscapeMode;
   exports.JsonUnsupportedObjectError = JsonUnsupportedObjectError;
   exports.JsonCyclicError = JsonCyclicError;
   exports.JsonCodec = JsonCodec;
   exports.JSON = JSON;
   exports.JsonEncoder = JsonEncoder;
   exports.JsonUtf8Encoder = JsonUtf8Encoder;
   exports.JsonDecoder = JsonDecoder;
   exports.Latin1Codec = Latin1Codec;
   exports.LATIN1 = LATIN1;
   exports.Latin1Encoder = Latin1Encoder;
   exports.Latin1Decoder = Latin1Decoder;
   exports.LineSplitter = LineSplitter;
   exports.StringConversionSink = StringConversionSink;
   exports.ClosableStringSink = ClosableStringSink;
   exports.UNICODE_REPLACEMENT_CHARACTER_RUNE = UNICODE_REPLACEMENT_CHARACTER_RUNE;
   exports.UNICODE_BOM_CHARACTER_RUNE = UNICODE_BOM_CHARACTER_RUNE;
   exports.Utf8Codec = Utf8Codec;
   exports.UTF8 = UTF8;
   exports.Utf8Encoder = Utf8Encoder;
   exports.Utf8Decoder = Utf8Decoder;
 })(convert, core, async, typed_data, _internal, collection);