Make down-conversion explicit from CFX_ByteString to CFX_ByteStringC.

Having this happen implicitly can be dangerous because the lifetime
has to be considered; we should have caught the "red bots" in
https://codereview.chromium.org/1847333004/#ps60001 at compile time.

Review URL: https://codereview.chromium.org/1853233002

4 files changed, 77 insertions, 56 deletions

diff --git a/xfa/fxfa/parser/xfa_locale.cpp b/xfa/fxfa/parser/xfa_locale.cpp
index 35d8c36fa2..141e295be9 100644
--- a/xfa/fxfa/parser/xfa_locale.cpp
+++ b/xfa/fxfa/parser/xfa_locale.cpp
@@ -72,7 +72,8 @@ void CXFA_XMLLocale::GetNumbericSymbol(FX_LOCALENUMSYMBOL eType,
     default:
       return;
   }
-  CXML_Element* pElement = m_pLocaleData->GetElement("", bsSymbols);
+  CXML_Element* pElement =
+      m_pLocaleData->GetElement("", bsSymbols.AsByteStringC());
   if (!pElement) {
     return;
   }
@@ -86,7 +87,7 @@ void CXFA_XMLLocale::GetDateTimeSymbols(CFX_WideString& wsDtSymbol) const {
   }
   CFX_ByteString bsSpace;
   CXML_Element* pNumberSymbols =
-      m_pLocaleData->GetElement(bsSpace, "dateTimeSymbols");
+      m_pLocaleData->GetElement(bsSpace.AsByteStringC(), "dateTimeSymbols");
   if (!pNumberSymbols) {
     return;
   }
@@ -120,10 +121,12 @@ CFX_WideString CXFA_XMLLocale::GetCalendarSymbol(const CFX_ByteStringC& symbol,
   if (m_pLocaleData) {
     CXML_Element* pChild = m_pLocaleData->GetElement("", "calendarSymbols");
     if (pChild) {
-      CXML_Element* pSymbolNames = pChild->GetElement("", pstrSymbolNames);
+      CXML_Element* pSymbolNames =
+          pChild->GetElement("", pstrSymbolNames.AsByteStringC());
       if (pSymbolNames) {
         if (pSymbolNames->GetAttrInteger("abbr") != bAbbr) {
-          pSymbolNames = pChild->GetElement("", pstrSymbolNames, 1);
+          pSymbolNames =
+              pChild->GetElement("", pstrSymbolNames.AsByteStringC(), 1);
         }
         if (pSymbolNames && pSymbolNames->GetAttrInteger("abbr") == bAbbr) {
           CXML_Element* pSymbolName =
diff --git a/xfa/fxfa/parser/xfa_object_imp.cpp b/xfa/fxfa/parser/xfa_object_imp.cpp
index 15f21c8a23..d245e33e29 100644
--- a/xfa/fxfa/parser/xfa_object_imp.cpp
+++ b/xfa/fxfa/parser/xfa_object_imp.cpp
@@ -56,7 +56,8 @@ void CXFA_Object::Script_ObjectClass_ClassName(FXJSE_HVALUE hValue,
     CFX_WideStringC className;
     GetClassName(className);
     FXJSE_Value_SetUTF8String(
-        hValue, FX_UTF8Encode(className.GetPtr(), className.GetLength()));
+        hValue, FX_UTF8Encode(className.GetPtr(), className.GetLength())
+                    .AsByteStringC());
   } else {
     ThrowScriptErrorMessage(XFA_IDS_INVAlID_PROP_SET);
   }
@@ -71,7 +72,8 @@ void CXFA_Object::ThrowScriptErrorMessage(int32_t iStringID, ...) {
   va_start(arg_ptr, iStringID);
   wsMessage.FormatV((const FX_WCHAR*)wsFormat, arg_ptr);
   va_end(arg_ptr);
-  FXJSE_ThrowMessage("", FX_UTF8Encode(wsMessage, wsMessage.GetLength()));
+  FXJSE_ThrowMessage(
+      "", FX_UTF8Encode(wsMessage, wsMessage.GetLength()).AsByteStringC());
 }
 
 static void XFA_DeleteWideString(void* pData) {
@@ -752,7 +754,8 @@ void CXFA_Node::Script_TreeClass_Nodes(FXJSE_HVALUE hValue,
     FXSYS_assert(pAppProvider);
     CFX_WideString wsMessage;
     pAppProvider->LoadString(XFA_IDS_Unable_TO_SET, wsMessage);
-    FXJSE_ThrowMessage("", FX_UTF8Encode(wsMessage, wsMessage.GetLength()));
+    FXJSE_ThrowMessage(
+        "", FX_UTF8Encode(wsMessage, wsMessage.GetLength()).AsByteStringC());
   } else {
     CXFA_AttachNodeList* pNodeList = new CXFA_AttachNodeList(m_pDocument, this);
     FXJSE_Value_SetObject(hValue, (CXFA_Object*)pNodeList,
@@ -813,7 +816,8 @@ void CXFA_Node::Script_TreeClass_SomExpression(FXJSE_HVALUE hValue,
   } else {
     CFX_WideString wsSOMExpression;
     GetSOMExpression(wsSOMExpression);
-    FXJSE_Value_SetUTF8String(hValue, FX_UTF8Encode(wsSOMExpression));
+    FXJSE_Value_SetUTF8String(hValue,
+                              FX_UTF8Encode(wsSOMExpression).AsByteStringC());
   }
 }
 void CXFA_Node::Script_NodeClass_ApplyXSL(CFXJSE_Arguments* pArguments) {
@@ -877,7 +881,7 @@ void CXFA_Node::Script_NodeClass_GetAttribute(CFXJSE_Arguments* pArguments) {
   GetAttribute(wsExpression, wsValue);
   FXJSE_HVALUE hValue = pArguments->GetReturnValue();
   if (hValue) {
-    FXJSE_Value_SetUTF8String(hValue, FX_UTF8Encode(wsValue));
+    FXJSE_Value_SetUTF8String(hValue, FX_UTF8Encode(wsValue).AsByteStringC());
   }
 }
 void CXFA_Node::Script_NodeClass_GetElement(CFXJSE_Arguments* pArguments) {
@@ -1180,7 +1184,8 @@ void CXFA_Node::Script_NodeClass_Ns(FXJSE_HVALUE hValue,
   } else {
     CFX_WideString wsNameSpace;
     TryNamespace(wsNameSpace);
-    FXJSE_Value_SetUTF8String(hValue, FX_UTF8Encode(wsNameSpace));
+    FXJSE_Value_SetUTF8String(hValue,
+                              FX_UTF8Encode(wsNameSpace).AsByteStringC());
   }
 }
 void CXFA_Node::Script_NodeClass_Model(FXJSE_HVALUE hValue,
@@ -1534,8 +1539,8 @@ void CXFA_Node::Script_Attribute_String(FXJSE_HVALUE hValue,
   } else {
     CFX_WideString wsValue;
     GetAttribute(eAttribute, wsValue);
-    FXJSE_Value_SetUTF8String(hValue,
-                              FX_UTF8Encode(wsValue, wsValue.GetLength()));
+    FXJSE_Value_SetUTF8String(
+        hValue, FX_UTF8Encode(wsValue, wsValue.GetLength()).AsByteStringC());
   }
 }
 void CXFA_Node::Script_Attribute_StringRead(FXJSE_HVALUE hValue,
@@ -1544,8 +1549,8 @@ void CXFA_Node::Script_Attribute_StringRead(FXJSE_HVALUE hValue,
   if (!bSetting) {
     CFX_WideString wsValue;
     GetAttribute(eAttribute, wsValue);
-    FXJSE_Value_SetUTF8String(hValue,
-                              FX_UTF8Encode(wsValue, wsValue.GetLength()));
+    FXJSE_Value_SetUTF8String(
+        hValue, FX_UTF8Encode(wsValue, wsValue.GetLength()).AsByteStringC());
   } else {
     ThrowScriptErrorMessage(XFA_IDS_INVAlID_PROP_SET);
   }
@@ -1628,7 +1633,7 @@ void CXFA_Node::Script_Som_Message(FXJSE_HVALUE hValue,
       default:
         break;
     }
-    FXJSE_Value_SetUTF8String(hValue, FX_UTF8Encode(wsMessage));
+    FXJSE_Value_SetUTF8String(hValue, FX_UTF8Encode(wsMessage).AsByteStringC());
   }
 }
 void CXFA_Node::Script_Som_ValidationMessage(FXJSE_HVALUE hValue,
@@ -1710,8 +1715,8 @@ void CXFA_Node::Script_Som_DefaultValue(FXJSE_HVALUE hValue,
       CFX_Decimal decimal(content);
       FXJSE_Value_SetFloat(hValue, (FX_FLOAT)(double)decimal);
     } else {
-      FXJSE_Value_SetUTF8String(hValue,
-                                FX_UTF8Encode(content, content.GetLength()));
+      FXJSE_Value_SetUTF8String(
+          hValue, FX_UTF8Encode(content, content.GetLength()).AsByteStringC());
     }
   }
 }
@@ -1726,8 +1731,8 @@ void CXFA_Node::Script_Som_DefaultValue_Read(FXJSE_HVALUE hValue,
   if (content.IsEmpty()) {
     FXJSE_Value_SetNull(hValue);
   } else {
-    FXJSE_Value_SetUTF8String(hValue,
-                              FX_UTF8Encode(content, content.GetLength()));
+    FXJSE_Value_SetUTF8String(
+        hValue, FX_UTF8Encode(content, content.GetLength()).AsByteStringC());
   }
 }
 void CXFA_Node::Script_Boolean_Value(FXJSE_HVALUE hValue,
@@ -1867,7 +1872,7 @@ void CXFA_Node::Script_Som_BorderColor(FXJSE_HVALUE hValue,
     int32_t a, r, g, b;
     ArgbDecode(color, a, r, g, b);
     strColor.Format(L"%d,%d,%d", r, g, b);
-    FXJSE_Value_SetUTF8String(hValue, FX_UTF8Encode(strColor));
+    FXJSE_Value_SetUTF8String(hValue, FX_UTF8Encode(strColor).AsByteStringC());
   }
 }
 void CXFA_Node::Script_Som_BorderWidth(FXJSE_HVALUE hValue,
@@ -1893,7 +1898,8 @@ void CXFA_Node::Script_Som_BorderWidth(FXJSE_HVALUE hValue,
     CXFA_Edge edge = border.GetEdge(0);
     CXFA_Measurement thickness = edge.GetMSThickness();
     thickness.ToString(wsThickness);
-    FXJSE_Value_SetUTF8String(hValue, FX_UTF8Encode(wsThickness));
+    FXJSE_Value_SetUTF8String(hValue,
+                              FX_UTF8Encode(wsThickness).AsByteStringC());
   }
 }
 void CXFA_Node::Script_Som_FillColor(FXJSE_HVALUE hValue,
@@ -1923,7 +1929,7 @@ void CXFA_Node::Script_Som_FillColor(FXJSE_HVALUE hValue,
     int32_t a, r, g, b;
     ArgbDecode(color, a, r, g, b);
     wsColor.Format(L"%d,%d,%d", r, g, b);
-    FXJSE_Value_SetUTF8String(hValue, FX_UTF8Encode(wsColor));
+    FXJSE_Value_SetUTF8String(hValue, FX_UTF8Encode(wsColor).AsByteStringC());
   }
 }
 void CXFA_Node::Script_Som_DataNode(FXJSE_HVALUE hValue,
@@ -1965,8 +1971,8 @@ void CXFA_Node::Script_Draw_DefaultValue(FXJSE_HVALUE hValue,
     if (content.IsEmpty()) {
       FXJSE_Value_SetNull(hValue);
     } else {
-      FXJSE_Value_SetUTF8String(hValue,
-                                FX_UTF8Encode(content, content.GetLength()));
+      FXJSE_Value_SetUTF8String(
+          hValue, FX_UTF8Encode(content, content.GetLength()).AsByteStringC());
     }
   }
 }
@@ -2018,7 +2024,8 @@ void CXFA_Node::Script_Field_DefaultValue(FXJSE_HVALUE hValue,
         if (eUI == XFA_ELEMENT_NumericEdit &&
             (pNode->GetInteger(XFA_ATTRIBUTE_FracDigits) == -1)) {
           FXJSE_Value_SetUTF8String(
-              hValue, FX_UTF8Encode(content, content.GetLength()));
+              hValue,
+              FX_UTF8Encode(content, content.GetLength()).AsByteStringC());
         } else {
           CFX_Decimal decimal(content);
           FXJSE_Value_SetFloat(hValue, (FX_FLOAT)(double)decimal);
@@ -2031,8 +2038,9 @@ void CXFA_Node::Script_Field_DefaultValue(FXJSE_HVALUE hValue,
         CFX_Decimal decimal(content);
         FXJSE_Value_SetFloat(hValue, (FX_FLOAT)(double)decimal);
       } else {
-        FXJSE_Value_SetUTF8String(hValue,
-                                  FX_UTF8Encode(content, content.GetLength()));
+        FXJSE_Value_SetUTF8String(
+            hValue,
+            FX_UTF8Encode(content, content.GetLength()).AsByteStringC());
       }
     }
   }
@@ -2052,7 +2060,7 @@ void CXFA_Node::Script_Field_EditValue(FXJSE_HVALUE hValue,
     pWidgetData->SetValue(wsValue, XFA_VALUEPICTURE_Edit);
   } else {
     pWidgetData->GetValue(wsValue, XFA_VALUEPICTURE_Edit);
-    FXJSE_Value_SetUTF8String(hValue, FX_UTF8Encode(wsValue));
+    FXJSE_Value_SetUTF8String(hValue, FX_UTF8Encode(wsValue).AsByteStringC());
   }
 }
 void CXFA_Node::Script_Som_FontColor(FXJSE_HVALUE hValue,
@@ -2081,7 +2089,7 @@ void CXFA_Node::Script_Som_FontColor(FXJSE_HVALUE hValue,
     int32_t a, r, g, b;
     ArgbDecode(color, a, r, g, b);
     wsColor.Format(L"%d,%d,%d", r, g, b);
-    FXJSE_Value_SetUTF8String(hValue, FX_UTF8Encode(wsColor));
+    FXJSE_Value_SetUTF8String(hValue, FX_UTF8Encode(wsColor).AsByteStringC());
   }
 }
 void CXFA_Node::Script_Field_FormatMessage(FXJSE_HVALUE hValue,
@@ -2104,7 +2112,7 @@ void CXFA_Node::Script_Field_FormattedValue(FXJSE_HVALUE hValue,
     pWidgetData->SetValue(wsValue, XFA_VALUEPICTURE_Display);
   } else {
     pWidgetData->GetValue(wsValue, XFA_VALUEPICTURE_Display);
-    FXJSE_Value_SetUTF8String(hValue, FX_UTF8Encode(wsValue));
+    FXJSE_Value_SetUTF8String(hValue, FX_UTF8Encode(wsValue).AsByteStringC());
   }
 }
 void CXFA_Node::Script_Som_Mandatory(FXJSE_HVALUE hValue,
@@ -2128,7 +2136,7 @@ void CXFA_Node::Script_Som_Mandatory(FXJSE_HVALUE hValue,
     if (pInfo) {
       wsValue = pInfo->pName;
     }
-    FXJSE_Value_SetUTF8String(hValue, FX_UTF8Encode(wsValue));
+    FXJSE_Value_SetUTF8String(hValue, FX_UTF8Encode(wsValue).AsByteStringC());
   }
 }
 void CXFA_Node::Script_Som_MandatoryMessage(FXJSE_HVALUE hValue,
@@ -2234,8 +2242,9 @@ void CXFA_Node::Script_Field_GetSaveItem(CFXJSE_Arguments* pArguments) {
   CFX_WideString wsValue;
   FX_BOOL bHasItem = pWidgetData->GetChoiceListItem(wsValue, iIndex, TRUE);
   if (bHasItem) {
-    FXJSE_Value_SetUTF8String(pArguments->GetReturnValue(),
-                              FX_UTF8Encode(wsValue, wsValue.GetLength()));
+    FXJSE_Value_SetUTF8String(
+        pArguments->GetReturnValue(),
+        FX_UTF8Encode(wsValue, wsValue.GetLength()).AsByteStringC());
   } else {
     FXJSE_Value_SetNull(pArguments->GetReturnValue());
   }
@@ -2257,7 +2266,8 @@ void CXFA_Node::Script_Field_BoundItem(CFXJSE_Arguments* pArguments) {
   pWidgetData->GetItemValue(wsValue, wsBoundValue);
   FXJSE_HVALUE hValue = pArguments->GetReturnValue();
   if (hValue) {
-    FXJSE_Value_SetUTF8String(hValue, FX_UTF8Encode(wsBoundValue));
+    FXJSE_Value_SetUTF8String(hValue,
+                              FX_UTF8Encode(wsBoundValue).AsByteStringC());
   }
 }
 void CXFA_Node::Script_Field_GetItemState(CFXJSE_Arguments* pArguments) {
@@ -2312,8 +2322,9 @@ void CXFA_Node::Script_Field_GetDisplayItem(CFXJSE_Arguments* pArguments) {
   CFX_WideString wsValue;
   FX_BOOL bHasItem = pWidgetData->GetChoiceListItem(wsValue, iIndex, FALSE);
   if (bHasItem) {
-    FXJSE_Value_SetUTF8String(pArguments->GetReturnValue(),
-                              FX_UTF8Encode(wsValue, wsValue.GetLength()));
+    FXJSE_Value_SetUTF8String(
+        pArguments->GetReturnValue(),
+        FX_UTF8Encode(wsValue, wsValue.GetLength()).AsByteStringC());
   } else {
     FXJSE_Value_SetNull(pArguments->GetReturnValue());
   }
@@ -2403,7 +2414,7 @@ void CXFA_Node::Script_ExclGroup_DefaultAndRawValue(FXJSE_HVALUE hValue,
     if (wsValue.IsEmpty() && curVersion >= XFA_VERSION_300) {
       FXJSE_Value_SetNull(hValue);
     } else {
-      FXJSE_Value_SetUTF8String(hValue, FX_UTF8Encode(wsValue));
+      FXJSE_Value_SetUTF8String(hValue, FX_UTF8Encode(wsValue).AsByteStringC());
     }
   }
 }
@@ -2602,7 +2613,8 @@ void CXFA_Node::Script_Subform_Locale(FXJSE_HVALUE hValue,
     CFX_WideString wsLocaleName;
     GetLocaleName(wsLocaleName);
     FXJSE_Value_SetUTF8String(
-        hValue, FX_UTF8Encode(wsLocaleName, wsLocaleName.GetLength()));
+        hValue,
+        FX_UTF8Encode(wsLocaleName, wsLocaleName.GetLength()).AsByteStringC());
   }
 }
 void CXFA_Node::Script_Subform_ExecEvent(CFXJSE_Arguments* pArguments) {
@@ -3497,7 +3509,8 @@ void CXFA_Node::Script_Form_Checksum(FXJSE_HVALUE hValue,
     CFX_WideString wsChecksum;
     GetAttribute(XFA_ATTRIBUTE_Checksum, wsChecksum, FALSE);
     FXJSE_Value_SetUTF8String(
-        hValue, FX_UTF8Encode(wsChecksum, wsChecksum.GetLength()));
+        hValue,
+        FX_UTF8Encode(wsChecksum, wsChecksum.GetLength()).AsByteStringC());
   }
 }
 void CXFA_Node::Script_Packet_GetAttribute(CFXJSE_Arguments* pArguments) {
@@ -3514,7 +3527,8 @@ void CXFA_Node::Script_Packet_GetAttribute(CFXJSE_Arguments* pArguments) {
     }
     FXJSE_Value_SetUTF8String(
         pArguments->GetReturnValue(),
-        FX_UTF8Encode(wsAttributeValue, wsAttributeValue.GetLength()));
+        FX_UTF8Encode(wsAttributeValue, wsAttributeValue.GetLength())
+            .AsByteStringC());
   } else {
     ThrowScriptErrorMessage(XFA_IDS_INCORRECT_NUMBER_OF_METHOD,
                             L"getAttribute");
@@ -3576,7 +3590,8 @@ void CXFA_Node::Script_Packet_Content(FXJSE_HVALUE hValue,
       pXMLElement->GetTextData(wsTextData);
     }
     FXJSE_Value_SetUTF8String(
-        hValue, FX_UTF8Encode(wsTextData, wsTextData.GetLength()));
+        hValue,
+        FX_UTF8Encode(wsTextData, wsTextData.GetLength()).AsByteStringC());
   }
 }
 void CXFA_Node::Script_Source_Next(CFXJSE_Arguments* pArguments) {
@@ -3728,7 +3743,8 @@ void CXFA_Node::Script_Script_Stateless(FXJSE_HVALUE hValue,
     ThrowScriptErrorMessage(XFA_IDS_INVAlID_PROP_SET);
     return;
   }
-  FXJSE_Value_SetUTF8String(hValue, FX_UTF8Encode(FX_WSTRC(L"0")));
+  FXJSE_Value_SetUTF8String(hValue,
+                            FX_UTF8Encode(FX_WSTRC(L"0")).AsByteStringC());
 }
 void CXFA_Node::Script_Encrypt_Format(FXJSE_HVALUE hValue,
                                       FX_BOOL bSetting,
diff --git a/xfa/fxfa/parser/xfa_script_eventpseudomodel.cpp b/xfa/fxfa/parser/xfa_script_eventpseudomodel.cpp
index f616596a7f..4cfcf1cbc7 100644
--- a/xfa/fxfa/parser/xfa_script_eventpseudomodel.cpp
+++ b/xfa/fxfa/parser/xfa_script_eventpseudomodel.cpp
@@ -34,7 +34,7 @@ void Script_EventPseudoModel_StringProperty(FXJSE_HVALUE hValue,
     FXJSE_Value_ToUTF8String(hValue, bsValue);
     wsValue = CFX_WideString::FromUTF8(bsValue, bsValue.GetLength());
   } else {
-    FXJSE_Value_SetUTF8String(hValue, FX_UTF8Encode(wsValue));
+    FXJSE_Value_SetUTF8String(hValue, FX_UTF8Encode(wsValue).AsByteStringC());
   }
 }
 void Script_EventPseudoModel_InterProperty(FXJSE_HVALUE hValue,
diff --git a/xfa/fxfa/parser/xfa_script_hostpseudomodel.cpp b/xfa/fxfa/parser/xfa_script_hostpseudomodel.cpp
index ad20b76380..74c6300e02 100644
--- a/xfa/fxfa/parser/xfa_script_hostpseudomodel.cpp
+++ b/xfa/fxfa/parser/xfa_script_hostpseudomodel.cpp
@@ -32,7 +32,7 @@ void CScript_HostPseudoModel::Script_HostPseudoModel_LoadString(
     uint32_t dwFlag) {
   CFX_WideString wsValue;
   pNotify->GetAppProvider()->LoadString(dwFlag, wsValue);
-  FXJSE_Value_SetUTF8String(hValue, FX_UTF8Encode(wsValue));
+  FXJSE_Value_SetUTF8String(hValue, FX_UTF8Encode(wsValue).AsByteStringC());
 }
 void CScript_HostPseudoModel::Script_HostPseudoModel_AppType(
     FXJSE_HVALUE hValue,
@@ -48,7 +48,7 @@ void CScript_HostPseudoModel::Script_HostPseudoModel_AppType(
   }
   CFX_WideString wsAppType;
   pNotify->GetAppProvider()->GetAppType(wsAppType);
-  FXJSE_Value_SetUTF8String(hValue, FX_UTF8Encode(wsAppType));
+  FXJSE_Value_SetUTF8String(hValue, FX_UTF8Encode(wsAppType).AsByteStringC());
 }
 void CScript_HostPseudoModel::Script_HostPseudoModel_FoxitAppType(
     FXJSE_HVALUE hValue,
@@ -64,7 +64,7 @@ void CScript_HostPseudoModel::Script_HostPseudoModel_FoxitAppType(
   }
   CFX_WideString wsAppType;
   pNotify->GetAppProvider()->GetFoxitAppType(wsAppType);
-  FXJSE_Value_SetUTF8String(hValue, FX_UTF8Encode(wsAppType));
+  FXJSE_Value_SetUTF8String(hValue, FX_UTF8Encode(wsAppType).AsByteStringC());
 }
 void CScript_HostPseudoModel::Script_HostPseudoModel_CalculationsEnabled(
     FXJSE_HVALUE hValue,
@@ -114,7 +114,7 @@ void CScript_HostPseudoModel::Script_HostPseudoModel_Language(
   }
   CFX_WideString wsLanguage;
   pNotify->GetAppProvider()->GetLanguage(wsLanguage);
-  FXJSE_Value_SetUTF8String(hValue, FX_UTF8Encode(wsLanguage));
+  FXJSE_Value_SetUTF8String(hValue, FX_UTF8Encode(wsLanguage).AsByteStringC());
 }
 void CScript_HostPseudoModel::Script_HostPseudoModel_NumPages(
     FXJSE_HVALUE hValue,
@@ -146,7 +146,7 @@ void CScript_HostPseudoModel::Script_HostPseudoModel_Platform(
   }
   CFX_WideString wsPlatform;
   pNotify->GetAppProvider()->GetPlatform(wsPlatform);
-  FXJSE_Value_SetUTF8String(hValue, FX_UTF8Encode(wsPlatform));
+  FXJSE_Value_SetUTF8String(hValue, FX_UTF8Encode(wsPlatform).AsByteStringC());
 }
 void CScript_HostPseudoModel::Script_HostPseudoModel_Title(
     FXJSE_HVALUE hValue,
@@ -169,7 +169,7 @@ void CScript_HostPseudoModel::Script_HostPseudoModel_Title(
   }
   CFX_WideString wsTitle;
   pNotify->GetDocProvider()->GetTitle(hDoc, wsTitle);
-  FXJSE_Value_SetUTF8String(hValue, FX_UTF8Encode(wsTitle));
+  FXJSE_Value_SetUTF8String(hValue, FX_UTF8Encode(wsTitle).AsByteStringC());
 }
 void CScript_HostPseudoModel::Script_HostPseudoModel_ValidationsEnabled(
     FXJSE_HVALUE hValue,
@@ -205,7 +205,7 @@ void CScript_HostPseudoModel::Script_HostPseudoModel_Variation(
   }
   CFX_WideString wsVariation;
   pNotify->GetAppProvider()->GetVariation(wsVariation);
-  FXJSE_Value_SetUTF8String(hValue, FX_UTF8Encode(wsVariation));
+  FXJSE_Value_SetUTF8String(hValue, FX_UTF8Encode(wsVariation).AsByteStringC());
 }
 void CScript_HostPseudoModel::Script_HostPseudoModel_Version(
     FXJSE_HVALUE hValue,
@@ -221,7 +221,7 @@ void CScript_HostPseudoModel::Script_HostPseudoModel_Version(
   }
   CFX_WideString wsVersion;
   pNotify->GetAppProvider()->GetVersion(wsVersion);
-  FXJSE_Value_SetUTF8String(hValue, FX_UTF8Encode(wsVersion));
+  FXJSE_Value_SetUTF8String(hValue, FX_UTF8Encode(wsVersion).AsByteStringC());
 }
 void CScript_HostPseudoModel::Script_HostPseudoModel_FoxitVersion(
     FXJSE_HVALUE hValue,
@@ -237,7 +237,7 @@ void CScript_HostPseudoModel::Script_HostPseudoModel_FoxitVersion(
   }
   CFX_WideString wsVersion;
   pNotify->GetAppProvider()->GetFoxitVersion(wsVersion);
-  FXJSE_Value_SetUTF8String(hValue, FX_UTF8Encode(wsVersion));
+  FXJSE_Value_SetUTF8String(hValue, FX_UTF8Encode(wsVersion).AsByteStringC());
 }
 void CScript_HostPseudoModel::Script_HostPseudoModel_Name(
     FXJSE_HVALUE hValue,
@@ -253,7 +253,7 @@ void CScript_HostPseudoModel::Script_HostPseudoModel_Name(
   }
   CFX_WideString wsAppName;
   pNotify->GetAppProvider()->GetAppName(wsAppName);
-  FXJSE_Value_SetUTF8String(hValue, FX_UTF8Encode(wsAppName));
+  FXJSE_Value_SetUTF8String(hValue, FX_UTF8Encode(wsAppName).AsByteStringC());
 }
 void CScript_HostPseudoModel::Script_HostPseudoModel_FoxitName(
     FXJSE_HVALUE hValue,
@@ -269,7 +269,8 @@ void CScript_HostPseudoModel::Script_HostPseudoModel_FoxitName(
   }
   CFX_WideString wsFoxitAppName;
   pNotify->GetAppProvider()->GetFoxitAppName(wsFoxitAppName);
-  FXJSE_Value_SetUTF8String(hValue, FX_UTF8Encode(wsFoxitAppName));
+  FXJSE_Value_SetUTF8String(hValue,
+                            FX_UTF8Encode(wsFoxitAppName).AsByteStringC());
 }
 void CScript_HostPseudoModel::Script_HostPseudoModel_GotoURL(
     CFXJSE_Arguments* pArguments) {
@@ -388,7 +389,7 @@ void CScript_HostPseudoModel::Script_HostPseudoModel_Response(
                                       wsDefaultAnswer, bMark);
   FXJSE_HVALUE hValue = pArguments->GetReturnValue();
   if (hValue) {
-    FXJSE_Value_SetUTF8String(hValue, FX_UTF8Encode(wsAnswer));
+    FXJSE_Value_SetUTF8String(hValue, FX_UTF8Encode(wsAnswer).AsByteStringC());
   }
 }
 void CScript_HostPseudoModel::Script_HostPseudoModel_DocumentInBatch(
@@ -801,6 +802,7 @@ void CScript_HostPseudoModel::Script_HostPseudoModel_CurrentDateTime(
   CFX_WideString wsDataTime = pNotify->GetCurrentDateTime();
   FXJSE_HVALUE hValue = pArguments->GetReturnValue();
   if (hValue) {
-    FXJSE_Value_SetUTF8String(hValue, FX_UTF8Encode(wsDataTime));
+    FXJSE_Value_SetUTF8String(hValue,
+                              FX_UTF8Encode(wsDataTime).AsByteStringC());
   }
 }