Move some v8 objects from CJS back into FXJS

fpdfsdk/javascript/cjs_runtime.h

 // 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
 
 #ifndef FPDFSDK_JAVASCRIPT_CJS_RUNTIME_H_
 #define FPDFSDK_JAVASCRIPT_CJS_RUNTIME_H_
 
 #include <map>
 #include <memory>
 #include <set>
 #include <utility>
 #include <vector>
 
 #include "core/fxcrt/include/fx_basic.h"
 #include "fpdfsdk/javascript/JS_EventHandler.h"
 #include "fpdfsdk/javascript/ijs_runtime.h"
 #include "fxjs/include/fxjs_v8.h"
 
 class CJS_Context;
 
-class CJS_Runtime : public IJS_Runtime {
+class CJS_Runtime : public IJS_Runtime, public CFXJS_Engine {
  public:
   class Observer {
    public:
     virtual void OnDestroyed() = 0;
 
    protected:
     virtual ~Observer() {}
   };
 
   using FieldEvent = std::pair<CFX_WideString, JS_EVENT_T>;
@@ skipping 38 matching lines @@
   void RemoveObserver(Observer* observer);
 
  private:
   void DefineJSObjects();
 
   std::vector<std::unique_ptr<CJS_Context>> m_ContextArray;
   CPDFDoc_Environment* const m_pApp;
   CPDFSDK_Document* m_pDocument;
   FX_BOOL m_bBlocking;
   std::set<FieldEvent> m_FieldEventSet;
-  v8::Isolate* m_isolate;
-  bool m_isolateManaged;
-  v8::Global<v8::Context> m_context;
-  std::vector<v8::Global<v8::Object>*> m_StaticObjects;
-  std::map<CFX_WideString, v8::Global<v8::Array>> m_ConstArrays;
   std::set<Observer*> m_observers;
 };
 
 #endif  // FPDFSDK_JAVASCRIPT_CJS_RUNTIME_H_