Remove unused CXFA_FFPageWidgetIterator members.

|m_pPageView| and |m_hCurWidget| are not being used, so remove them and
a comment that references |m_pPageView|.

Change-Id: I03b04566817559893de1404ca94ec5da3afb057e
Reviewed-on: https://pdfium-review.googlesource.com/c/pdfium/+/70250
Reviewed-by: Tom Sepez <tsepez@chromium.org>
Commit-Queue: Lei Zhang <thestig@chromium.org>

xfa/fxfa/cxfa_ffpageview.cpp

diff --git a/xfa/fxfa/cxfa_ffpageview.cpp b/xfa/fxfa/cxfa_ffpageview.cpp
index a9d7892..300b9f5 100644
--- a/xfa/fxfa/cxfa_ffpageview.cpp
+++ b/xfa/fxfa/cxfa_ffpageview.cpp
@@ -154,7 +154,6 @@
 CXFA_FFPageWidgetIterator::CXFA_FFPageWidgetIterator(CXFA_FFPageView* pPageView,
                                                      uint32_t dwFilter)
     : m_sIterator(pPageView->GetLayoutItem()),
-      m_pPageView(pPageView),
       m_dwFilter(dwFilter),
       m_bIgnoreRelevant(IsDocVersionBelow205(GetDocForPageView(pPageView))) {}
 

xfa/fxfa/cxfa_ffpageview.h

diff --git a/xfa/fxfa/cxfa_ffpageview.h b/xfa/fxfa/cxfa_ffpageview.h
index 59d32da..a4ecb3d 100644
--- a/xfa/fxfa/cxfa_ffpageview.h
+++ b/xfa/fxfa/cxfa_ffpageview.h
@@ -59,9 +59,7 @@
  private:
   CXFA_FFWidget* GetWidget(CXFA_LayoutItem* pLayoutItem);
 
-  CXFA_LayoutItemIterator m_sIterator;  // Must outlive |m_pPageView|.
-  UnownedPtr<CXFA_FFPageView> const m_pPageView;
-  UnownedPtr<CXFA_FFWidget> m_hCurWidget;
+  CXFA_LayoutItemIterator m_sIterator;
   const uint32_t m_dwFilter;
   const bool m_bIgnoreRelevant;
 };