XFA: Segv in CFXJSE_RuntimeData::Get()

xfa/src/fxjse/src/runtime.cpp

Index: xfa/src/fxjse/src/runtime.cpp
diff --git a/xfa/src/fxjse/src/runtime.cpp b/xfa/src/fxjse/src/runtime.cpp
index 4a77b4f165c718cdb788a917f1193e8609c1eaa9..01836113d0279f3c220ef7fb2687c19dea0a3cea 100644
--- a/xfa/src/fxjse/src/runtime.cpp
+++ b/xfa/src/fxjse/src/runtime.cpp
@@ -83,6 +83,7 @@ CFXJSE_RuntimeData* CFXJSE_RuntimeData::Create(v8::Isolate* pIsolate) {
   return pRuntimeData;
 }
 CFXJSE_RuntimeData* CFXJSE_RuntimeData::Get(v8::Isolate* pIsolate) {
+  FXJS_PerIsolateData::SetUp(pIsolate);
   FXJS_PerIsolateData* pData = FXJS_PerIsolateData::Get(pIsolate);
   if (!pData->m_pFXJSERuntimeData)
     pData->m_pFXJSERuntimeData = CFXJSE_RuntimeData::Create(pIsolate);