Merge pull request #2022 from yurydelendik/disable-symbol-encoding

Disables symbolic encoding

src/evaluator.js

@@ -574,8 +574,13 @@ var PartialEvaluator = (function PartialEvaluatorClosure() {
 
       var flags = properties.flags;
       var differences = [];
-      var baseEncoding = !!(flags & FontFlags.Symbolic) ?
+      var baseEncoding = Encodings.StandardEncoding;
-                         Encodings.symbolsEncoding : Encodings.StandardEncoding;
+      // The Symbolic attribute can be misused for regular fonts
+      // Heuristic: we have to check if the font is a standard one also
+      if (!!(flags & FontFlags.Symbolic)) {
+        baseEncoding = !properties.file ? Encodings.symbolsEncoding :
+                                          Encodings.MacRomanEncoding;
+      }
       var hasEncoding = dict.has('Encoding');
       if (hasEncoding) {
         var encoding = dict.get('Encoding');