Removed fixed dependencies

packages/csslib/lib/src/tokenizer.dart

Index: packages/csslib/lib/src/tokenizer.dart
diff --git a/packages/csslib/lib/src/tokenizer.dart b/packages/csslib/lib/src/tokenizer.dart
index d7677f9f211501f1c1564d1de483debc016f9ef7..0b0661a860f3b70fddcbb604c728ceec0d5c025b 100644
--- a/packages/csslib/lib/src/tokenizer.dart
+++ b/packages/csslib/lib/src/tokenizer.dart
@@ -149,7 +149,7 @@ class Tokenizer extends TokenizerBase {
         if (_maybeEatChar(TokenChar.BANG)) {
           if (_maybeEatChar(TokenChar.MINUS) &&
               _maybeEatChar(TokenChar.MINUS)) {
-            return finishMultiLineComment();
+            return finishHtmlComment();
           } else if (_maybeEatChar(TokenChar.LBRACK) &&
               _maybeEatChar(CDATA_NAME[0]) &&
               _maybeEatChar(CDATA_NAME[1]) &&
@@ -393,19 +393,11 @@ class Tokenizer extends TokenizerBase {
     return _finishToken(TokenKind.HEX_RANGE);
   }
 
-  Token finishMultiLineComment() {
+  Token finishHtmlComment() {
     while (true) {
       int ch = _nextChar();
       if (ch == 0) {
         return _finishToken(TokenKind.INCOMPLETE_COMMENT);
-      } else if (ch == 42 /*'*'*/) {
-        if (_maybeEatChar(47 /*'/'*/)) {
-          if (_inString) {
-            return next();
-          } else {
-            return _finishToken(TokenKind.COMMENT);
-          }
-        }
       } else if (ch == TokenChar.MINUS) {
         /* Check if close part of Comment Definition --> (CDC). */
         if (_maybeEatChar(TokenChar.MINUS)) {
@@ -420,6 +412,23 @@ class Tokenizer extends TokenizerBase {
       }
     }
   }
+
+  Token finishMultiLineComment() {
+    while (true) {
+      int ch = _nextChar();
+      if (ch == 0) {
+        return _finishToken(TokenKind.INCOMPLETE_COMMENT);
+      } else if (ch == 42 /*'*'*/) {
+        if (_maybeEatChar(47 /*'/'*/)) {
+          if (_inString) {
+            return next();
+          } else {
+            return _finishToken(TokenKind.COMMENT);
+          }
+        }
+      }
+    }
+  }
 }
 
 /** Static helper methods. */