Get rid of most instance of 'foo != NULL'

fpdfsdk/src/formfiller/FFL_RadioButton.cpp

 // Copyright 2014 PDFium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
 
 #include "fpdfsdk/include/formfiller/FFL_FormFiller.h"
 #include "fpdfsdk/include/formfiller/FFL_RadioButton.h"
 #include "fpdfsdk/include/formfiller/FormFiller.h"
 
 /* ------------------------------- CFFL_RadioButton
  * ------------------------------- */
 
 CFFL_RadioButton::CFFL_RadioButton(CPDFDoc_Environment* pApp,
                                    CPDFSDK_Annot* pWidget)
     : CFFL_Button(pApp, pWidget) {}
 
 CFFL_RadioButton::~CFFL_RadioButton() {}
 
 CPWL_Wnd* CFFL_RadioButton::NewPDFWindow(const PWL_CREATEPARAM& cp,
                                          CPDFSDK_PageView* pPageView) {
   CPWL_RadioButton* pWnd = new CPWL_RadioButton();
   pWnd->Create(cp);
 
-  ASSERT(m_pWidget != NULL);
   pWnd->SetCheck(m_pWidget->IsChecked());
 
   return pWnd;
 }
 
 FX_BOOL CFFL_RadioButton::OnKeyDown(CPDFSDK_Annot* pAnnot,
                                     FX_UINT nKeyCode,
                                     FX_UINT nFlags) {
   switch (nKeyCode) {
     case FWL_VKEY_Return:
     case FWL_VKEY_Space:
       return TRUE;
     default:
       return CFFL_FormFiller::OnKeyDown(pAnnot, nKeyCode, nFlags);
   }
 }
 
 FX_BOOL CFFL_RadioButton::OnChar(CPDFSDK_Annot* pAnnot,
                                  FX_UINT nChar,
                                  FX_UINT nFlags) {
   switch (nChar) {
     case FWL_VKEY_Return:
     case FWL_VKEY_Space: {
       CFFL_IFormFiller* pIFormFiller = m_pApp->GetIFormFiller();
-      ASSERT(pIFormFiller != NULL);
-
       CPDFSDK_PageView* pPageView = pAnnot->GetPageView();
-      ASSERT(pPageView != NULL);
+      ASSERT(pPageView);
 
       FX_BOOL bReset = FALSE;
       FX_BOOL bExit = FALSE;
 
       pIFormFiller->OnButtonUp(m_pWidget, pPageView, bReset, bExit, nFlags);
 
       if (bReset)
         return TRUE;
       if (bExit)
         return TRUE;
@@ skipping 23 matching lines @@
       pWnd->SetCheck(TRUE);
 
     if (!CommitData(pPageView, nFlags))
       return FALSE;
   }
 
   return TRUE;
 }
 
 FX_BOOL CFFL_RadioButton::IsDataChanged(CPDFSDK_PageView* pPageView) {
-  ASSERT(m_pWidget != NULL);
-
   if (CPWL_RadioButton* pWnd =
           (CPWL_RadioButton*)GetPDFWindow(pPageView, FALSE)) {
     return pWnd->IsChecked() != m_pWidget->IsChecked();
   }
 
   return FALSE;
 }
 
 void CFFL_RadioButton::SaveData(CPDFSDK_PageView* pPageView) {
-  ASSERT(m_pWidget != NULL);
-
   if (CPWL_RadioButton* pWnd =
           (CPWL_RadioButton*)GetPDFWindow(pPageView, FALSE)) {
     FX_BOOL bNewChecked = pWnd->IsChecked();
 
     if (bNewChecked) {
       CPDF_FormField* pField = m_pWidget->GetFormField();
-      ASSERT(pField != NULL);
-
       for (int32_t i = 0, sz = pField->CountControls(); i < sz; i++) {
         if (CPDF_FormControl* pCtrl = pField->GetControl(i)) {
           if (pCtrl->IsChecked()) {
             break;
           }
         }
       }
     }
 
     m_pWidget->SetCheck(bNewChecked, FALSE);
     m_pWidget->UpdateField();
     SetChangeMark();
   }
 }