Cleanup env variable names

fpdfsdk/cpdfsdk_widget.cpp

Index: fpdfsdk/cpdfsdk_widget.cpp
diff --git a/fpdfsdk/cpdfsdk_widget.cpp b/fpdfsdk/cpdfsdk_widget.cpp
index 150cd11b5aef0ceff9b2d746ca2a9d78264a274b..e1624a08b59975583284107556dfe045a370d963 100644
--- a/fpdfsdk/cpdfsdk_widget.cpp
+++ b/fpdfsdk/cpdfsdk_widget.cpp
@@ -68,8 +68,7 @@ CPDFSDK_Widget::~CPDFSDK_Widget() {}
 
 #ifdef PDF_ENABLE_XFA
 CXFA_FFWidget* CPDFSDK_Widget::GetMixXFAWidget() const {
-  CPDFXFA_Document* pDoc =
-      m_pPageView->GetFormFillEnv()->GetSDKDocument()->GetXFADocument();
+  CPDFXFA_Document* pDoc = m_pPageView->GetFormFillEnv()->GetXFADocument();
   if (pDoc->GetDocType() == DOCTYPE_STATIC_XFA) {
     if (!m_hMixXFAWidget) {
       if (CXFA_FFDocView* pDocView = pDoc->GetXFADocView()) {
@@ -93,8 +92,7 @@ CXFA_FFWidget* CPDFSDK_Widget::GetMixXFAWidget() const {
 }
 
 CXFA_FFWidget* CPDFSDK_Widget::GetGroupMixXFAWidget() {
-  CPDFXFA_Document* pDoc =
-      m_pPageView->GetFormFillEnv()->GetSDKDocument()->GetXFADocument();
+  CPDFXFA_Document* pDoc = m_pPageView->GetFormFillEnv()->GetXFADocument();
   if (pDoc->GetDocType() == DOCTYPE_STATIC_XFA) {
     if (CXFA_FFDocView* pDocView = pDoc->GetXFADocView()) {
       CFX_WideString sName = GetName();
@@ -107,8 +105,7 @@ CXFA_FFWidget* CPDFSDK_Widget::GetGroupMixXFAWidget() {
 }
 
 CXFA_FFWidgetHandler* CPDFSDK_Widget::GetXFAWidgetHandler() const {
-  CPDFXFA_Document* pDoc =
-      m_pPageView->GetFormFillEnv()->GetSDKDocument()->GetXFADocument();
+  CPDFXFA_Document* pDoc = m_pPageView->GetFormFillEnv()->GetXFADocument();
   if (pDoc->GetDocType() == DOCTYPE_STATIC_XFA) {
     if (!m_pWidgetHandler) {
       if (CXFA_FFDocView* pDocView = pDoc->GetXFADocView())
@@ -222,8 +219,7 @@ FX_BOOL CPDFSDK_Widget::HasXFAAAction(PDFSDK_XFAAActionType eXFAAAT) {
 FX_BOOL CPDFSDK_Widget::OnXFAAAction(PDFSDK_XFAAActionType eXFAAAT,
                                      PDFSDK_FieldAction& data,
                                      CPDFSDK_PageView* pPageView) {
-  CPDFXFA_Document* pDoc =
-      m_pPageView->GetFormFillEnv()->GetSDKDocument()->GetXFADocument();
+  CPDFXFA_Document* pDoc = m_pPageView->GetFormFillEnv()->GetXFADocument();
 
   CXFA_FFWidget* hWidget = GetMixXFAWidget();
   if (!hWidget)
@@ -326,8 +322,7 @@ void CPDFSDK_Widget::Synchronize(FX_BOOL bSynchronizeElse) {
 }
 
 void CPDFSDK_Widget::SynchronizeXFAValue() {
-  CPDFXFA_Document* pDoc =
-      m_pPageView->GetFormFillEnv()->GetSDKDocument()->GetXFADocument();
+  CPDFXFA_Document* pDoc = m_pPageView->GetFormFillEnv()->GetXFADocument();
   CXFA_FFDocView* pXFADocView = pDoc->GetXFADocView();
   if (!pXFADocView)
     return;
@@ -341,8 +336,7 @@ void CPDFSDK_Widget::SynchronizeXFAValue() {
 }
 
 void CPDFSDK_Widget::SynchronizeXFAItems() {
-  CPDFXFA_Document* pDoc =
-      m_pPageView->GetFormFillEnv()->GetSDKDocument()->GetXFADocument();
+  CPDFXFA_Document* pDoc = m_pPageView->GetFormFillEnv()->GetXFADocument();
   CXFA_FFDocView* pXFADocView = pDoc->GetXFADocView();
   if (!pXFADocView)
     return;
@@ -508,8 +502,7 @@ int CPDFSDK_Widget::GetFieldType() const {
 
 FX_BOOL CPDFSDK_Widget::IsAppearanceValid() {
 #ifdef PDF_ENABLE_XFA
-  CPDFXFA_Document* pDoc =
-      m_pPageView->GetFormFillEnv()->GetSDKDocument()->GetXFADocument();
+  CPDFXFA_Document* pDoc = m_pPageView->GetFormFillEnv()->GetXFADocument();
   int nDocType = pDoc->GetDocType();
   if (nDocType != DOCTYPE_PDF && nDocType != DOCTYPE_STATIC_XFA)
     return TRUE;
@@ -1833,7 +1826,7 @@ FX_BOOL CPDFSDK_Widget::OnAAction(CPDF_AAction::AActionType type,
   CPDFSDK_FormFillEnvironment* pFormFillEnv = pPageView->GetFormFillEnv();
 
 #ifdef PDF_ENABLE_XFA
-  CPDFXFA_Document* pDoc = pFormFillEnv->GetSDKDocument()->GetXFADocument();
+  CPDFXFA_Document* pDoc = pFormFillEnv->GetXFADocument();
   if (CXFA_FFWidget* hWidget = GetMixXFAWidget()) {
     XFA_EVENTTYPE eEventType = GetXFAEventType(type, data.bWillCommit);