Don't bother passing -1 as the length to the CFX_ByteString ctor.

core/src/fpdfapi/fpdf_font/fpdf_font_charset.cpp

Index: core/src/fpdfapi/fpdf_font/fpdf_font_charset.cpp
diff --git a/core/src/fpdfapi/fpdf_font/fpdf_font_charset.cpp b/core/src/fpdfapi/fpdf_font/fpdf_font_charset.cpp
index 308dac97822e2f5a2ae4bd5f2a6d2c2c7acf0a30..92d1719efe26625de2700f10364f7bc866cb3253 100644
--- a/core/src/fpdfapi/fpdf_font/fpdf_font_charset.cpp
+++ b/core/src/fpdfapi/fpdf_font/fpdf_font_charset.cpp
@@ -1778,5 +1778,5 @@ FX_WCHAR PDF_UnicodeFromAdobeName(const FX_CHAR* name) {
 CFX_ByteString PDF_AdobeNameFromUnicode(FX_WCHAR unicode) {
   char glyph_name[64];
   FXFT_adobe_name_from_unicode(glyph_name, unicode);
-  return CFX_ByteString(glyph_name, -1);
+  return CFX_ByteString(glyph_name);
 }