Remove IXFA_* interfaces.

xfa/fxfa/app/xfa_ffnotify.h

Index: xfa/fxfa/app/xfa_ffnotify.h
diff --git a/xfa/fxfa/app/xfa_ffnotify.h b/xfa/fxfa/app/xfa_ffnotify.h
index 30c8f0d1078695655ab28ec26b70ec55e95d5a18..6bf39ee6d2d60a7dc73ddbbc9847114b649614b2 100644
--- a/xfa/fxfa/app/xfa_ffnotify.h
+++ b/xfa/fxfa/app/xfa_ffnotify.h
@@ -9,59 +9,61 @@
 
 #include "xfa/fxfa/parser/xfa_document.h"
 
-class CXFA_FFNotify : public IXFA_Notify {
+class CXFA_FFWidgetHandler;
+
+class CXFA_FFNotify {
  public:
   CXFA_FFNotify(CXFA_FFDoc* pDoc);
   ~CXFA_FFNotify();
 
-  virtual void OnPageEvent(IXFA_LayoutPage* pSender,
-                           XFA_PAGEEVENT eEvent,
-                           void* pParam = NULL);
+  void OnPageEvent(CXFA_ContainerLayoutItem* pSender,
+                   XFA_PAGEEVENT eEvent,
+                   void* pParam = NULL);
 
-  virtual void OnNodeEvent(CXFA_Node* pSender,
-                           XFA_NODEEVENT eEvent,
-                           void* pParam = NULL,
-                           void* pParam2 = NULL,
-                           void* pParam3 = NULL,
-                           void* pParam4 = NULL);
-  virtual void OnWidgetDataEvent(CXFA_WidgetData* pSender,
-                                 uint32_t dwEvent,
-                                 void* pParam = NULL,
-                                 void* pAdditional = NULL,
-                                 void* pAdditional2 = NULL);
-  virtual CXFA_LayoutItem* OnCreateLayoutItem(CXFA_Node* pNode);
-  virtual void OnLayoutEvent(IXFA_DocLayout* pLayout,
-                             CXFA_LayoutItem* pSender,
-                             XFA_LAYOUTEVENT eEvent,
-                             void* pParam = NULL,
-                             void* pParam2 = NULL);
+  void OnNodeEvent(CXFA_Node* pSender,
+                   XFA_NODEEVENT eEvent,
+                   void* pParam = NULL,
+                   void* pParam2 = NULL,
+                   void* pParam3 = NULL,
+                   void* pParam4 = NULL);
+  void OnWidgetDataEvent(CXFA_WidgetData* pSender,
+                         uint32_t dwEvent,
+                         void* pParam = NULL,
+                         void* pAdditional = NULL,
+                         void* pAdditional2 = NULL);
+  CXFA_LayoutItem* OnCreateLayoutItem(CXFA_Node* pNode);
+  void OnLayoutEvent(CXFA_LayoutProcessor* pLayout,
+                     CXFA_LayoutItem* pSender,
+                     XFA_LAYOUTEVENT eEvent,
+                     void* pParam = NULL,
+                     void* pParam2 = NULL);
 
-  virtual void StartFieldDrawLayout(CXFA_Node* pItem,
-                                    FX_FLOAT& fCalcWidth,
-                                    FX_FLOAT& fCalcHeight);
-  virtual FX_BOOL FindSplitPos(CXFA_Node* pItem,
-                               int32_t iBlockIndex,
-                               FX_FLOAT& fCalcHeightPos);
-  virtual FX_BOOL RunScript(CXFA_Node* pScript, CXFA_Node* pFormItem);
-  virtual int32_t ExecEventByDeepFirst(CXFA_Node* pFormNode,
-                                       XFA_EVENTTYPE eEventType,
-                                       FX_BOOL bIsFormReady = FALSE,
-                                       FX_BOOL bRecursive = TRUE,
-                                       CXFA_WidgetAcc* pExclude = NULL);
-  virtual void AddCalcValidate(CXFA_Node* pNode);
-  virtual IXFA_Doc* GetHDOC();
-  virtual IXFA_DocProvider* GetDocProvider();
-  virtual IXFA_AppProvider* GetAppProvider();
-  virtual IXFA_WidgetHandler* GetWidgetHandler();
-  virtual IXFA_Widget* GetHWidget(CXFA_LayoutItem* pLayoutItem);
-  virtual void OpenDropDownList(IXFA_Widget* hWidget);
-  virtual CFX_WideString GetCurrentDateTime();
-  virtual void ResetData(CXFA_WidgetData* pWidgetData = NULL);
-  virtual int32_t GetLayoutStatus();
-  virtual void RunNodeInitialize(CXFA_Node* pNode);
-  virtual void RunSubformIndexChange(CXFA_Node* pSubformNode);
-  virtual CXFA_Node* GetFocusWidgetNode();
-  virtual void SetFocusWidgetNode(CXFA_Node* pNode);
+  void StartFieldDrawLayout(CXFA_Node* pItem,
+                            FX_FLOAT& fCalcWidth,
+                            FX_FLOAT& fCalcHeight);
+  FX_BOOL FindSplitPos(CXFA_Node* pItem,
+                       int32_t iBlockIndex,
+                       FX_FLOAT& fCalcHeightPos);
+  FX_BOOL RunScript(CXFA_Node* pScript, CXFA_Node* pFormItem);
+  int32_t ExecEventByDeepFirst(CXFA_Node* pFormNode,
+                               XFA_EVENTTYPE eEventType,
+                               FX_BOOL bIsFormReady = FALSE,
+                               FX_BOOL bRecursive = TRUE,
+                               CXFA_WidgetAcc* pExclude = NULL);
+  void AddCalcValidate(CXFA_Node* pNode);
+  CXFA_FFDoc* GetHDOC();
+  IXFA_DocProvider* GetDocProvider();
+  IXFA_AppProvider* GetAppProvider();
+  CXFA_FFWidgetHandler* GetWidgetHandler();
+  CXFA_FFWidget* GetHWidget(CXFA_LayoutItem* pLayoutItem);
+  void OpenDropDownList(CXFA_FFWidget* hWidget);
+  CFX_WideString GetCurrentDateTime();
+  void ResetData(CXFA_WidgetData* pWidgetData = NULL);
+  int32_t GetLayoutStatus();
+  void RunNodeInitialize(CXFA_Node* pNode);
+  void RunSubformIndexChange(CXFA_Node* pSubformNode);
+  CXFA_Node* GetFocusWidgetNode();
+  void SetFocusWidgetNode(CXFA_Node* pNode);
 
  protected:
   void OnNodeReady(CXFA_Node* pNode);
@@ -74,22 +76,22 @@ class CXFA_FFNotify : public IXFA_Notify {
   void OnChildAdded(CXFA_Node* pSender, void* pParam, void* pParam2);
   void OnChildRemoved(CXFA_Node* pSender, void* pParam, void* pParam2);
   void OnLayoutItemAdd(CXFA_FFDocView* pDocView,
-                       IXFA_DocLayout* pLayout,
+                       CXFA_LayoutProcessor* pLayout,
                        CXFA_LayoutItem* pSender,
                        void* pParam,
                        void* pParam2);
   void OnLayoutItemRemoving(CXFA_FFDocView* pDocView,
-                            IXFA_DocLayout* pLayout,
+                            CXFA_LayoutProcessor* pLayout,
                             CXFA_LayoutItem* pSender,
                             void* pParam,
                             void* pParam2);
   void OnLayoutItemRectChanged(CXFA_FFDocView* pDocView,
-                               IXFA_DocLayout* pLayout,
+                               CXFA_LayoutProcessor* pLayout,
                                CXFA_LayoutItem* pSender,
                                void* pParam,
                                void* pParam2);
   void OnLayoutItemStatustChanged(CXFA_FFDocView* pDocView,
-                                  IXFA_DocLayout* pLayout,
+                                  CXFA_LayoutProcessor* pLayout,
                                   CXFA_LayoutItem* pSender,
                                   void* pParam,
                                   void* pParam2);