Get rid of useless form of CPDFSDK_Widget::GetFormControl().

Just call CPDF_InterForm::GetControlByDict() directly instead.

Change-Id: I3fce2330ab81324d62477530b2617feeb0a49749
Reviewed-on: https://pdfium-review.googlesource.com/c/43606
Commit-Queue: Lei Zhang <thestig@chromium.org>
Reviewed-by: Tom Sepez <tsepez@chromium.org>

fpdfsdk/cpdfsdk_widget.cpp

diff --git a/fpdfsdk/cpdfsdk_widget.cpp b/fpdfsdk/cpdfsdk_widget.cpp
index fc848d5..cbd2c7b 100644
--- a/fpdfsdk/cpdfsdk_widget.cpp
+++ b/fpdfsdk/cpdfsdk_widget.cpp
@@ -380,13 +380,6 @@
   return pPDFInterForm->GetControlByDict(GetAnnotDict());
 }
 
-CPDF_FormControl* CPDFSDK_Widget::GetFormControl(
-    CPDF_InterForm* pInterForm,
-    const CPDF_Dictionary* pAnnotDict) {
-  ASSERT(pAnnotDict);
-  return pInterForm->GetControlByDict(pAnnotDict);
-}
-
 int CPDFSDK_Widget::GetRotate() const {
   CPDF_FormControl* pCtrl = GetFormControl();
   return pCtrl->GetRotation() % 360;

fpdfsdk/cpdfsdk_widget.h

diff --git a/fpdfsdk/cpdfsdk_widget.h b/fpdfsdk/cpdfsdk_widget.h
index e3f9204..283d244 100644
--- a/fpdfsdk/cpdfsdk_widget.h
+++ b/fpdfsdk/cpdfsdk_widget.h
@@ -101,8 +101,6 @@
   CPDFSDK_InterForm* GetInterForm() const { return m_pInterForm.Get(); }
   CPDF_FormField* GetFormField() const;
   CPDF_FormControl* GetFormControl() const;
-  static CPDF_FormControl* GetFormControl(CPDF_InterForm* pInterForm,
-                                          const CPDF_Dictionary* pAnnotDict);
 
   void DrawShadow(CFX_RenderDevice* pDevice, CPDFSDK_PageView* pPageView);
 

fpdfsdk/cpdfsdk_widgethandler.cpp

diff --git a/fpdfsdk/cpdfsdk_widgethandler.cpp b/fpdfsdk/cpdfsdk_widgethandler.cpp
index c63d915..bf7de5e 100644
--- a/fpdfsdk/cpdfsdk_widgethandler.cpp
+++ b/fpdfsdk/cpdfsdk_widgethandler.cpp
@@ -54,14 +54,14 @@
 CPDFSDK_Annot* CPDFSDK_WidgetHandler::NewAnnot(CPDF_Annot* pAnnot,
                                                CPDFSDK_PageView* pPage) {
   CPDFSDK_InterForm* pInterForm = m_pFormFillEnv->GetInterForm();
-  CPDF_FormControl* pCtrl = CPDFSDK_Widget::GetFormControl(
-      pInterForm->GetInterForm(), pAnnot->GetAnnotDict());
+  CPDF_InterForm* pPDFInterForm = pInterForm->GetInterForm();
+  CPDF_FormControl* pCtrl =
+      pPDFInterForm->GetControlByDict(pAnnot->GetAnnotDict());
   if (!pCtrl)
     return nullptr;
 
   CPDFSDK_Widget* pWidget = new CPDFSDK_Widget(pAnnot, pPage, pInterForm);
   pInterForm->AddMap(pCtrl, pWidget);
-  CPDF_InterForm* pPDFInterForm = pInterForm->GetInterForm();
   if (pPDFInterForm->NeedConstructAP())
     pWidget->ResetAppearance(pdfium::nullopt, false);
   return pWidget;