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

core/src/fxge/ge/fx_ge_fontmap.cpp

 // Copyright 2014 PDFium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
 
 #include <limits>
 
 #include "../../../include/fxge/fx_ge.h"
 #include "../../../include/fxge/fx_freetype.h"
@@ skipping 437 matching lines @@
 void CFX_FontMapper::SetSystemFontInfo(IFX_SystemFontInfo* pFontInfo) {
   if (pFontInfo == NULL) {
     return;
   }
   if (m_pFontInfo) {
     m_pFontInfo->Release();
   }
   m_pFontInfo = pFontInfo;
 }
 static CFX_ByteString _TT_NormalizeName(const FX_CHAR* family) {
-  CFX_ByteString norm(family, -1);
+  CFX_ByteString norm(family);
   norm.Remove(' ');
   norm.Remove('-');
   norm.Remove(',');
   int pos = norm.Find('+');
   if (pos > 0) {
     norm = norm.Left(pos);
   }
   norm.MakeLower();
   return norm;
 }
@@ skipping 1095 matching lines @@
 int PDF_GetStandardFontName(CFX_ByteString* name) {
   AltFontName* found = static_cast<AltFontName*>(
       FXSYS_bsearch(name->c_str(), g_AltFontNames, FX_ArraySize(g_AltFontNames),
                     sizeof(AltFontName), compareString));
   if (!found)
     return -1;
 
   *name = g_Base14FontNames[found->m_Index];
   return found->m_Index;
 }