Convert IJS_Runtime to CPDFSDK_FormFillEnvironment

fpdfsdk/javascript/Document.h

Index: fpdfsdk/javascript/Document.h
diff --git a/fpdfsdk/javascript/Document.h b/fpdfsdk/javascript/Document.h
index 5f33cf1f69061ae198628235af2afd43b33eac3b..a72316c3d1745a472665f6c6fe426e20f588792b 100644
--- a/fpdfsdk/javascript/Document.h
+++ b/fpdfsdk/javascript/Document.h
@@ -13,7 +13,7 @@
 
 #include "core/fpdfapi/page/cpdf_pageobject.h"
 #include "core/fpdfapi/page/cpdf_textobject.h"
-#include "fpdfsdk/cpdfsdk_document.h"
+#include "fpdfsdk/cpdfsdk_formfillenvironment.h"
 #include "fpdfsdk/javascript/JS_Define.h"
 
 class PrintParamsObj : public CJS_EmbedObj {
@@ -270,8 +270,10 @@ class Document : public CJS_EmbedObj {
                      CFX_WideString& sError);
   FX_BOOL URL(IJS_Context* cc, CJS_PropValue& vp, CFX_WideString& sError);
 
-  void AttachDoc(CPDFSDK_Document* pDoc);
-  CPDFSDK_Document* GetReaderDoc() const { return m_pDocument.Get(); }
+  void SetFormFillEnv(CPDFSDK_FormFillEnvironment* pFormFillEnv);
+  CPDFSDK_FormFillEnvironment* GetFormFillEnv() const {
+    return m_pFormFillEnv.Get();
+  }
   void AddDelayData(CJS_DelayData* pData);
   void DoFieldDelay(const CFX_WideString& sFieldName, int nControlIndex);
   CJS_Document* GetCJSDoc() const;
@@ -286,7 +288,7 @@ class Document : public CJS_EmbedObj {
                               const CFX_ByteString& propName,
                               CFX_WideString& sError);
 
-  CPDFSDK_Document::ObservedPtr m_pDocument;
+  CPDFSDK_FormFillEnvironment::ObservedPtr m_pFormFillEnv;
   CFX_WideString m_cwBaseURL;
   std::list<std::unique_ptr<CJS_DelayData>> m_DelayData;
   std::list<std::unique_ptr<IconElement>> m_IconList;