Merge to XFA: Cleanup: Do not check pointers before deleting them, part 2.

fpdfsdk/src/pdfwindow/PWL_FontMap.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/pdfwindow/PDFWindow.h"
 #include "../../include/pdfwindow/PWL_Wnd.h"
 #include "../../include/pdfwindow/PWL_FontMap.h"
 
 #define DEFAULT_FONT_NAME                       "Helvetica"
 
 /* ------------------------------ CPWL_FontMap ------------------------------ */
 
 CPWL_FontMap::CPWL_FontMap(IFX_SystemHandler* pSystemHandler) :
         m_pPDFDoc(NULL),
         m_pSystemHandler(pSystemHandler)
 {
         ASSERT(m_pSystemHandler != NULL);
 }
 
 CPWL_FontMap::~CPWL_FontMap()
 {
-        if (m_pPDFDoc)
-        {
-                delete m_pPDFDoc;
-                m_pPDFDoc = NULL;
-        }
+    delete m_pPDFDoc;
+    m_pPDFDoc = NULL;
 
-        Empty();
+    Empty();
 }
 
 void CPWL_FontMap::SetSystemHandler(IFX_SystemHandler* pSystemHandler)
 {
         m_pSystemHandler = pSystemHandler;
 }
 
 CPDF_Document* CPWL_FontMap::GetDocument()
 {
         if (!m_pPDFDoc)
@@ skipping 549 matching lines @@
 }
 
 CPWL_DocFontMap::~CPWL_DocFontMap()
 {
 }
 
 CPDF_Document* CPWL_DocFontMap::GetDocument()
 {
         return m_pAttachedDoc;
 }