Fix review comments for #436

fonts.js

@@ -2253,7 +2253,7 @@ var Type2CFF = (function() {
           index = code = properties.glyphs[glyph] || index;
 
         var width = widths[code] || defaultWidth;
-        if (index <= 0x1f || (index >= 127 && code <= 255))
+        if (code <= 0x1f || (code >= 127 && code <= 255))
           code += kCmapGlyphOffset;
 
         properties.encoding[index] = code;

pdf.js

@@ -4304,7 +4304,7 @@ var PartialEvaluator = (function() {
             var index = GlyphsUnicode[glyph] || i;
             glyphsMap[glyph] = encodingMap[i] = index;
 
-            if (index <= 0x1f || (index >= 128 && code <= 255))
+            if (index <= 0x1f || (index >= 127 && index <= 255))
               glyphsMap[glyph] = encodingMap[i] += kCmapGlyphOffset;
           }
         }