Make CFX_WideString(const CFX_WideString&) explicit.

xfa/fxfa/fm2js/xfa_simpleexpression.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 "xfa/fxfa/fm2js/xfa_simpleexpression.h"
 
 #include "core/fxcrt/include/fx_ext.h"
 
@@ skipping 128 matching lines @@
 
 void CXFA_FMNumberExpression::ToJavaScript(CFX_WideTextBuf& javascript) {
   javascript << m_wsNumber;
 }
 
 CXFA_FMStringExpression::CXFA_FMStringExpression(uint32_t line,
                                                  CFX_WideStringC wsString)
     : CXFA_FMSimpleExpression(line, TOKstring), m_wsString(wsString) {}
 
 void CXFA_FMStringExpression::ToJavaScript(CFX_WideTextBuf& javascript) {
-  CFX_WideString tempStr = m_wsString;
+  CFX_WideString tempStr(m_wsString);
   if (tempStr.GetLength() > 2) {
     javascript.AppendChar(L'\"');
     FX_WCHAR oneChar;
     for (int16_t i = 1; i < tempStr.GetLength() - 1; i++) {
       oneChar = tempStr[i];
       switch (oneChar) {
         case L'\"': {
           i++;
           javascript << FX_WSTRC(L"\\\"");
         } break;
@@ skipping 11 matching lines @@
   }
 }
 
 CXFA_FMIdentifierExpressionn::CXFA_FMIdentifierExpressionn(
     uint32_t line,
     CFX_WideStringC wsIdentifier)
     : CXFA_FMSimpleExpression(line, TOKidentifier),
       m_wsIdentifier(wsIdentifier) {}
 
 void CXFA_FMIdentifierExpressionn::ToJavaScript(CFX_WideTextBuf& javascript) {
-  CFX_WideString tempStr = m_wsIdentifier;
+  CFX_WideString tempStr(m_wsIdentifier);
   if (tempStr == FX_WSTRC(L"$")) {
     tempStr = FX_WSTRC(L"this");
   } else if (tempStr == FX_WSTRC(L"!")) {
     tempStr = FX_WSTRC(L"xfa.datasets");
   } else if (tempStr == FX_WSTRC(L"$data")) {
     tempStr = FX_WSTRC(L"xfa.datasets.data");
   } else if (tempStr == FX_WSTRC(L"$event")) {
     tempStr = FX_WSTRC(L"xfa.event");
   } else if (tempStr == FX_WSTRC(L"$form")) {
     tempStr = FX_WSTRC(L"xfa.form");
@@ skipping 537 matching lines @@
       L"for(var index = accessor_object.length - 1; index > 1; index--)\n{\n");
   javascript << FX_WSTRC(L"method_return_value = accessor_object[index].");
   m_pExp2->ToJavaScript(javascript);
   javascript << FX_WSTRC(L";\n}\n}\n");
   javascript << FX_WSTRC(L"else\n{\nmethod_return_value = accessor_object.");
   m_pExp2->ToJavaScript(javascript);
   javascript << FX_WSTRC(L";\n}\n");
   javascript << FX_WSTRC(L"return method_return_value;\n");
   javascript << FX_WSTRC(L"}\n).call(this)");
 }