Remove the locale parameter from the StringToDouble and

base/third_party/dmg_fp/dmg_fp.h

 // Copyright (c) 2008 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef THIRD_PARTY_DMG_FP_H_
 #define THIRD_PARTY_DMG_FP_H_
 
 namespace dmg_fp {
 
 // Return a nearest machine number to the input decimal
 // string (or set errno to ERANGE). With IEEE arithmetic, ties are
 // broken by the IEEE round-even rule.  Otherwise ties are broken by
 // biased rounding (add half and chop).
 double strtod(const char* s00, char** se);
 
 // Convert double to ASCII string. For meaning of parameters
 // see dtoa.cc file.
 char* dtoa(double d, int mode, int ndigits,
            int* decpt, int* sign, char** rve);
 
 // Must be used to free values returned by dtoa.
 void freedtoa(char* s);
 
-// Store the closest decimal approximation to x in b.
+// Store the closest decimal approximation to x in b (null terminated).
+// Returns a pointer to b.  It is sufficient for |b| to be 32 characters.
 char* g_fmt(char* b, double x);
 
 }  // namespace dmg_fp
 
 #endif  // THIRD_PARTY_DMG_FP_H_