Remove implicit cast from CFX_ByteString to (const char*).

xfa/fxjse/class.cpp

Index: xfa/fxjse/class.cpp
diff --git a/xfa/fxjse/class.cpp b/xfa/fxjse/class.cpp
index c93e0bc581f60265e5b9a5d5085bb736e8cb2fc1..29a8077bd0884ff0b43fd5eb600a80671c3e70a8 100644
--- a/xfa/fxjse/class.cpp
+++ b/xfa/fxjse/class.cpp
@@ -241,8 +241,8 @@ static void FXJSE_Context_GlobalObjToString(
     CFX_ByteString szStringVal;
     szStringVal.Format("[object %s]", lpClass->name);
     info.GetReturnValue().Set(v8::String::NewFromUtf8(
-        info.GetIsolate(), (const FX_CHAR*)szStringVal,
-        v8::String::kNormalString, szStringVal.GetLength()));
+        info.GetIsolate(), szStringVal.c_str(), v8::String::kNormalString,
+        szStringVal.GetLength()));
   } else {
     v8::Local<v8::String> local_str =
         info.This()