Remove foo != NULL outside of xfa/

fpdfsdk/src/fpdfxfa/fpdfxfa_page.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/fpdfxfa/fpdfxfa_doc.h"
 #include "fpdfsdk/include/fpdfxfa/fpdfxfa_page.h"
 #include "fpdfsdk/include/fpdfxfa/fpdfxfa_util.h"
 #include "fpdfsdk/include/fsdk_define.h"
@@ skipping 100 matching lines @@
     delete m_pPDFPage;
 
   m_pPDFPage = new CPDF_Page();
   m_pPDFPage->Load(m_pDocument->GetPDFDoc(), pageDict);
   m_pPDFPage->ParseContent(nullptr);
 
   return TRUE;
 }
 
 FX_FLOAT CPDFXFA_Page::GetPageWidth() {
-  ASSERT(m_pDocument != NULL);
-
   if (!m_pPDFPage && !m_pXFAPageView)
     return 0.0f;
 
   int nDocType = m_pDocument->GetDocType();
   switch (nDocType) {
     case DOCTYPE_DYNAMIC_XFA: {
       if (m_pXFAPageView) {
         CFX_RectF rect;
         m_pXFAPageView->GetPageViewRect(rect);
         return rect.width;
       }
     } break;
     case DOCTYPE_STATIC_XFA:
     case DOCTYPE_PDF: {
       if (m_pPDFPage)
         return m_pPDFPage->GetPageWidth();
     } break;
     default:
       return 0.0f;
   }
 
   return 0.0f;
 }
 
 FX_FLOAT CPDFXFA_Page::GetPageHeight() {
-  ASSERT(m_pDocument != NULL);
-
   if (!m_pPDFPage && !m_pXFAPageView)
     return 0.0f;
 
   int nDocType = m_pDocument->GetDocType();
   switch (nDocType) {
     case DOCTYPE_PDF:
     case DOCTYPE_STATIC_XFA: {
       if (m_pPDFPage)
         return m_pPDFPage->GetPageHeight();
     } break;
@@ skipping 13 matching lines @@
 
 void CPDFXFA_Page::DeviceToPage(int start_x,
                                 int start_y,
                                 int size_x,
                                 int size_y,
                                 int rotate,
                                 int device_x,
                                 int device_y,
                                 double* page_x,
                                 double* page_y) {
-  ASSERT(m_pDocument != NULL);
-
   if (!m_pPDFPage && !m_pXFAPageView)
     return;
 
   CFX_Matrix page2device;
   CFX_Matrix device2page;
   FX_FLOAT page_x_f, page_y_f;
 
   GetDisplayMatrix(page2device, start_x, start_y, size_x, size_y, rotate);
 
   device2page.SetReverse(page2device);
@@ skipping 27 matching lines @@
   *device_x = FXSYS_round(device_x_f);
   *device_y = FXSYS_round(device_y_f);
 }
 
 void CPDFXFA_Page::GetDisplayMatrix(CFX_Matrix& matrix,
                                     int xPos,
                                     int yPos,
                                     int xSize,
                                     int ySize,
                                     int iRotate) const {
-  ASSERT(m_pDocument != NULL);
-
   if (!m_pPDFPage && !m_pXFAPageView)
     return;
 
   int nDocType = m_pDocument->GetDocType();
   switch (nDocType) {
     case DOCTYPE_DYNAMIC_XFA: {
       if (m_pXFAPageView) {
         CFX_Rect rect;
         rect.Set(xPos, yPos, xSize, ySize);
         m_pXFAPageView->GetDisplayMatrix(matrix, rect, iRotate);
       }
     } break;
     case DOCTYPE_PDF:
     case DOCTYPE_STATIC_XFA: {
       if (m_pPDFPage) {
         m_pPDFPage->GetDisplayMatrix(matrix, xPos, yPos, xSize, ySize, iRotate);
       }
     } break;
     default:
       return;
   }
 }