Merge to XFA: Pass v8::Isolate to PDFium at init time.

fpdfsdk/src/fpdfview.cpp

Index: fpdfsdk/src/fpdfview.cpp
diff --git a/fpdfsdk/src/fpdfview.cpp b/fpdfsdk/src/fpdfview.cpp
index 47da1f49de4867aaea49768d5178b618ec1055f1..cf05d79f5cbe7c9b17863cbe1652a55b7084a22a 100644
--- a/fpdfsdk/src/fpdfview.cpp
+++ b/fpdfsdk/src/fpdfview.cpp
@@ -20,6 +20,7 @@
 #include "../include/fpdfxfa/fpdfxfa_app.h"
 #include "../include/fpdfxfa/fpdfxfa_page.h"
 #include "../include/fpdfxfa/fpdfxfa_util.h"
+#include "../include/jsapi/fxjs_v8.h"
 
 CFPDF_FileStream::CFPDF_FileStream(FPDF_FILEHANDLER* pFS) {
   m_pFS = pFS;
@@ -194,8 +195,11 @@ FPDF_InitLibraryWithConfig(const FPDF_LIBRARY_CONFIG* cfg) {
   CPDF_ModuleMgr::Get()->SetCodecModule(g_pCodecModule);
   CPDF_ModuleMgr::Get()->InitPageModule();
   CPDF_ModuleMgr::Get()->InitRenderModule();
-
   CPDFXFA_App::GetInstance()->Initialize();
+  if (cfg && cfg->version >= 2) {
+    FXJS_Initialize(cfg->m_v8EmbedderSlot,
+                    reinterpret_cast<v8::Isolate*>(cfg->m_pIsolate));
+  }
 }
 
 DLLEXPORT void STDCALL FPDF_DestroyLibrary() {