Fix XFA compilation noise, part 1.

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 "../../include/fsdk_define.h"
 #include "../../include/fsdk_mgr.h"
 #include "../../include/fpdfxfa/fpdfxfa_util.h"
 #include "../../include/fpdfxfa/fpdfxfa_doc.h"
@@ skipping 46 matching lines @@
     return TRUE;
   }
 
   return FALSE;
 }
 
 FX_BOOL CPDFXFA_Page::LoadXFAPageView() {
   if (!m_pDocument)
     return FALSE;
   IXFA_Doc* pXFADoc = m_pDocument->GetXFADoc();
-  if (pXFADoc) {
-    IXFA_DocView* pXFADocView = m_pDocument->GetXFADocView();
-    if (!pXFADocView)
-      return FALSE;
+  if (!pXFADoc)
+    return FALSE;
 
-    IXFA_PageView* pPageView = pXFADocView->GetPageView(m_iPageIndex);
-    if (!pPageView)
-      return FALSE;
+  IXFA_DocView* pXFADocView = m_pDocument->GetXFADocView();
+  if (!pXFADocView)
+    return FALSE;
 
-    if (m_pXFAPageView)
-      if (m_pXFAPageView == pPageView)
-        return TRUE;
+  IXFA_PageView* pPageView = pXFADocView->GetPageView(m_iPageIndex);
+  if (!pPageView)
+    return FALSE;
 
-    m_pXFAPageView = pPageView;
-    int iStatus = m_pXFAPageView->LoadPageView(NULL);
+  if (m_pXFAPageView == pPageView)
+    return TRUE;
 
-    return TRUE;
-  }
-
-  return FALSE;
+  m_pXFAPageView = pPageView;
+  (void)m_pXFAPageView->LoadPageView(nullptr);
+  return TRUE;
 }
 
 FX_BOOL CPDFXFA_Page::LoadPage() {
   if (!m_pDocument || m_iPageIndex < 0)
     return FALSE;
 
   int iDocType = m_pDocument->GetDocType();
   switch (iDocType) {
     case DOCTYPE_PDF:
     case DOCTYPE_STATIC_XFA: {
@@ skipping 152 matching lines @@
     case DOCTYPE_PDF:
     case DOCTYPE_STATIC_XFA: {
       if (m_pPDFPage) {
         m_pPDFPage->GetDisplayMatrix(matrix, xPos, yPos, xSize, ySize, iRotate);
       }
     } break;
     default:
       return;
   }
 }