Cleanup: Do not check pointers before deleting them.

fpdfsdk/src/fsdk_rendercontext.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_rendercontext.h"
 
 void CRenderContext::Clear()
 {
         m_pDevice = NULL;
         m_pContext = NULL;
         m_pRenderer = NULL;
         m_pAnnots = NULL;
         m_pOptions      = NULL;
 #ifdef _WIN32_WCE
         m_pBitmap = NULL;
         m_hBitmap = NULL;
 #endif
 }
 
 CRenderContext::~CRenderContext()
 {
-        if (m_pRenderer) delete m_pRenderer;
-        if (m_pContext) delete m_pContext;
-        if (m_pDevice) delete m_pDevice;
-        if (m_pAnnots) delete m_pAnnots;
-        if (m_pOptions->m_pOCContext) delete m_pOptions->m_pOCContext;
-        if (m_pOptions) delete m_pOptions;
+    delete m_pRenderer;
+    delete m_pContext;
+    delete m_pDevice;
+    delete m_pAnnots;
+    delete m_pOptions->m_pOCContext;
+    delete m_pOptions;
 #ifdef _WIN32_WCE
-        if (m_pBitmap) delete m_pBitmap;
-        if (m_hBitmap) DeleteObject(m_hBitmap);
+    delete m_pBitmap;
+    if (m_hBitmap) DeleteObject(m_hBitmap);
 #endif
 }
 
 IFSDK_PAUSE_Adapter::IFSDK_PAUSE_Adapter(IFSDK_PAUSE* IPause )
 {
         m_IPause = IPause;
 }
 
 FX_BOOL IFSDK_PAUSE_Adapter::NeedToPauseNow()
 {
         if (m_IPause->NeedToPauseNow)
         {
                 return m_IPause->NeedToPauseNow(m_IPause);
         }else{
                 return FALSE;
         }
 }