Remove CPDFSDK_Document from IJS_Context

fpdfsdk/javascript/PublicMethods.cpp

 // 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
 
 #include "fpdfsdk/javascript/PublicMethods.h"
 
 #include <algorithm>
 #include <vector>
@@ skipping 62 matching lines @@
 }
 
 CFX_WideString StrTrim(const CFX_WideString& pStr) {
   CFX_WideString result(pStr);
   result.TrimLeft(' ');
   result.TrimRight(' ');
   return result;
 }
 
 void AlertIfPossible(CJS_Context* pContext, const FX_WCHAR* swMsg) {
-  CPDFSDK_FormFillEnvironment* pEnv = pContext->GetReaderEnv();
+  CPDFSDK_FormFillEnvironment* pEnv = pContext->GetFormFillEnv();
   if (pEnv)
     pEnv->JS_appAlert(swMsg, nullptr, 0, 3);
 }
 
 }  // namespace
 
 bool CJS_PublicMethods::IsNumber(const CFX_WideString& str) {
   CFX_WideString sTrim = StrTrim(str);
   const FX_WCHAR* pTrim = sTrim.c_str();
   const FX_WCHAR* p = pTrim;
@@ skipping 1558 matching lines @@
   }
 
   CJS_Value params1 = params[1];
   if (!params1.IsArrayObject() && params1.GetType() != CJS_Value::VT_string) {
     sError = JSGetStringFromID(IDS_STRING_JSPARAMERROR);
     return FALSE;
   }
 
   CJS_Context* pContext = static_cast<CJS_Context*>(cc);
   CJS_Runtime* pRuntime = CJS_Runtime::FromContext(cc);
-  CPDFSDK_Document* pReaderDoc = pContext->GetReaderDocument();
-  CPDFSDK_InterForm* pReaderInterForm = pReaderDoc->GetInterForm();
+  CPDFSDK_InterForm* pReaderInterForm =
+      pContext->GetFormFillEnv()->GetSDKDocument()->GetInterForm();
   CPDF_InterForm* pInterForm = pReaderInterForm->GetInterForm();
 
   CFX_WideString sFunction = params[0].ToCFXWideString(pRuntime);
   double dValue = wcscmp(sFunction.c_str(), L"PRD") == 0 ? 1.0 : 0.0;
 
   CJS_Array FieldNameArray = AF_MakeArrayFromList(pRuntime, params1);
   int nFieldsCount = 0;
 
   for (int i = 0, isz = FieldNameArray.GetLength(pRuntime); i < isz; i++) {
     CJS_Value jsValue(pRuntime);
@@ skipping 150 matching lines @@
     nums.SetElement(pRuntime, nIndex, CJS_Value(pRuntime, sPart.c_str()));
   }
 
   if (nums.GetLength(pRuntime) > 0)
     vRet = CJS_Value(pRuntime, nums);
   else
     vRet.SetNull(pRuntime);
 
   return TRUE;
 }