Remove unused CXFA_FFWidgethandler::OnSetCursor().

In turn, this makes CXFA_FFWidget::OnSetCursor() and its overrides
uncalled as well.

Change-Id: Ia5e3b309aa57c75ef2b48f418a98b643518baf5f
Reviewed-on: https://pdfium-review.googlesource.com/c/pdfium/+/66650
Reviewed-by: Lei Zhang <thestig@chromium.org>
Commit-Queue: Tom Sepez <tsepez@chromium.org>
diff --git a/xfa/fxfa/cxfa_fffield.cpp b/xfa/fxfa/cxfa_fffield.cpp
index b031089..4fb6141 100644
--- a/xfa/fxfa/cxfa_fffield.cpp
+++ b/xfa/fxfa/cxfa_fffield.cpp
@@ -594,10 +594,6 @@
   return FWL_WidgetHit::Border;
 }
 
-bool CXFA_FFField::OnSetCursor(const CFX_PointF& point) {
-  return true;
-}
-
 bool CXFA_FFField::PtInActiveRect(const CFX_PointF& point) {
   return GetNormalWidget() &&
          GetNormalWidget()->GetWidgetRect().Contains(point);
diff --git a/xfa/fxfa/cxfa_fffield.h b/xfa/fxfa/cxfa_fffield.h
index dd7b914..cce525a 100644
--- a/xfa/fxfa/cxfa_fffield.h
+++ b/xfa/fxfa/cxfa_fffield.h
@@ -58,7 +58,6 @@
   bool OnKeyDown(uint32_t dwKeyCode, uint32_t dwFlags) override;
   bool OnKeyUp(uint32_t dwKeyCode, uint32_t dwFlags) override;
   bool OnChar(uint32_t dwChar, uint32_t dwFlags) override;
-  bool OnSetCursor(const CFX_PointF& point) override;
   FWL_WidgetHit HitTest(const CFX_PointF& point) override;
 
   // IFWL_WidgetDelegate:
diff --git a/xfa/fxfa/cxfa_ffsignature.cpp b/xfa/fxfa/cxfa_ffsignature.cpp
index b138991..d745094 100644
--- a/xfa/fxfa/cxfa_ffsignature.cpp
+++ b/xfa/fxfa/cxfa_ffsignature.cpp
@@ -112,10 +112,6 @@
   return FWL_WidgetHit::Client;
 }
 
-bool CXFA_FFSignature::OnSetCursor(const CFX_PointF& point) {
-  return false;
-}
-
 FormFieldType CXFA_FFSignature::GetFormFieldType() {
   return FormFieldType::kXFA_Signature;
 }
diff --git a/xfa/fxfa/cxfa_ffsignature.h b/xfa/fxfa/cxfa_ffsignature.h
index 1aa00b6..43f8344 100644
--- a/xfa/fxfa/cxfa_ffsignature.h
+++ b/xfa/fxfa/cxfa_ffsignature.h
@@ -37,7 +37,6 @@
   bool OnKeyDown(uint32_t dwKeyCode, uint32_t dwFlags) override;
   bool OnKeyUp(uint32_t dwKeyCode, uint32_t dwFlags) override;
   bool OnChar(uint32_t dwChar, uint32_t dwFlags) override;
-  bool OnSetCursor(const CFX_PointF& point) override;
   FWL_WidgetHit HitTest(const CFX_PointF& point) override;
   FormFieldType GetFormFieldType() override;
 };
diff --git a/xfa/fxfa/cxfa_ffwidget.cpp b/xfa/fxfa/cxfa_ffwidget.cpp
index 61a1950..728fd99 100644
--- a/xfa/fxfa/cxfa_ffwidget.cpp
+++ b/xfa/fxfa/cxfa_ffwidget.cpp
@@ -482,10 +482,6 @@
   return FWL_WidgetHit::Unknown;
 }
 
-bool CXFA_FFWidget::OnSetCursor(const CFX_PointF& point) {
-  return false;
-}
-
 bool CXFA_FFWidget::CanUndo() {
   return false;
 }
diff --git a/xfa/fxfa/cxfa_ffwidget.h b/xfa/fxfa/cxfa_ffwidget.h
index 3bb96f4..55461d3 100644
--- a/xfa/fxfa/cxfa_ffwidget.h
+++ b/xfa/fxfa/cxfa_ffwidget.h
@@ -121,7 +121,6 @@
                          uint32_t dwFlags) WARN_UNUSED_RESULT;
   virtual bool OnKeyUp(uint32_t dwKeyCode, uint32_t dwFlags) WARN_UNUSED_RESULT;
   virtual bool OnChar(uint32_t dwChar, uint32_t dwFlags) WARN_UNUSED_RESULT;
-  virtual bool OnSetCursor(const CFX_PointF& point) WARN_UNUSED_RESULT;
 
   virtual FWL_WidgetHit HitTest(const CFX_PointF& point);
   virtual bool CanUndo();
diff --git a/xfa/fxfa/cxfa_ffwidgethandler.cpp b/xfa/fxfa/cxfa_ffwidgethandler.cpp
index aa5dc3a..181ecfb 100644
--- a/xfa/fxfa/cxfa_ffwidgethandler.cpp
+++ b/xfa/fxfa/cxfa_ffwidgethandler.cpp
@@ -189,11 +189,6 @@
   return pWidget->HitTest(pWidget->Rotate2Normal(point));
 }
 
-bool CXFA_FFWidgetHandler::OnSetCursor(CXFA_FFWidget* hWidget,
-                                       const CFX_PointF& point) {
-  return hWidget->OnSetCursor(hWidget->Rotate2Normal(point));
-}
-
 void CXFA_FFWidgetHandler::RenderWidget(CXFA_FFWidget* hWidget,
                                         CXFA_Graphics* pGS,
                                         const CFX_Matrix& matrix,
diff --git a/xfa/fxfa/cxfa_ffwidgethandler.h b/xfa/fxfa/cxfa_ffwidgethandler.h
index 172a8c6..3c56460 100644
--- a/xfa/fxfa/cxfa_ffwidgethandler.h
+++ b/xfa/fxfa/cxfa_ffwidgethandler.h
@@ -61,7 +61,6 @@
   bool OnKeyDown(CXFA_FFWidget* hWidget, uint32_t dwKeyCode, uint32_t dwFlags);
   bool OnKeyUp(CXFA_FFWidget* hWidget, uint32_t dwKeyCode, uint32_t dwFlags);
   bool OnChar(CXFA_FFWidget* hWidget, uint32_t dwChar, uint32_t dwFlags);
-  bool OnSetCursor(CXFA_FFWidget* hWidget, const CFX_PointF& point);
   FWL_WidgetHit HitTest(CXFA_FFWidget* pWidget, const CFX_PointF& point);
   void RenderWidget(CXFA_FFWidget* hWidget,
                     CXFA_Graphics* pGS,