Pass WideStrings without narrowing to c_str in javascript/

fpdfsdk/javascript/JS_Value.h

 // 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
 
 #ifndef FPDFSDK_JAVASCRIPT_JS_VALUE_H_
 #define FPDFSDK_JAVASCRIPT_JS_VALUE_H_
 
 #include <vector>
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   CJS_Runtime* m_pJSRuntime;
 };
 
 double JS_GetDateTime();
 int JS_GetYearFromTime(double dt);
 int JS_GetMonthFromTime(double dt);
 int JS_GetDayFromTime(double dt);
 int JS_GetHourFromTime(double dt);
 int JS_GetMinFromTime(double dt);
 int JS_GetSecFromTime(double dt);
-double JS_DateParse(const wchar_t* str);
+double JS_DateParse(const CFX_WideString& str);
 double JS_MakeDay(int nYear, int nMonth, int nDay);
 double JS_MakeTime(int nHour, int nMin, int nSec, int nMs);
 double JS_MakeDate(double day, double time);
 bool JS_PortIsNan(double d);
 double JS_LocalTime(double d);
 
 // Some JS methods have the bizarre convention that they may also be called
 // with a single argument which is an object containing the actual arguments
 // as its properties. The varying arguments to this method are the property
 // names as wchar_t string literals corresponding to each positional argument.
 // The result will always contain |nKeywords| value, with unspecified ones
 // being set to type VT_unknown.
 std::vector<CJS_Value> JS_ExpandKeywordParams(
     CJS_Runtime* pRuntime,
     const std::vector<CJS_Value>& originals,
     size_t nKeywords,
     ...);
 
 #endif  // FPDFSDK_JAVASCRIPT_JS_VALUE_H_