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

fpdfsdk/src/javascript/JS_Context.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/javascript/JavaScript.h"
 #include "../../include/javascript/IJavaScript.h"
 //#include "../../include/javascript/JS_ResMgr.h"
 #include "../../include/javascript/JS_Context.h"
 #include "../../include/javascript/JS_EventHandler.h"
 #include "../../include/javascript/JS_Runtime.h"
 #include "../../include/javascript/resource.h"
 
 /* -------------------------- CJS_Context -------------------------- */
 
 CJS_Context::CJS_Context(CJS_Runtime* pRuntime) :
         m_pRuntime(pRuntime),
         m_bBusy(FALSE),
         m_bMsgBoxEnable(TRUE)
 {
         m_pEventHandler = new CJS_EventHandler(this);
 }
 
 CJS_Context::~CJS_Context(void)
 {
-        if (m_pEventHandler)
-        {
-                delete m_pEventHandler;
-                m_pEventHandler = NULL;
-        }
+    delete m_pEventHandler;
 }
 
 CPDFSDK_Document* CJS_Context::GetReaderDocument()
 {
         ASSERT(m_pRuntime != NULL);
 
         return m_pRuntime->GetReaderDocument();
 }
 
 CPDFDoc_Environment* CJS_Context::GetReaderApp()
@@ skipping 303 matching lines @@
         ASSERT(m_pEventHandler != NULL);
         m_pEventHandler->OnBatchExec(pTarget);
 }
 
 void CJS_Context::OnMenu_Exec(CPDFSDK_Document* pTarget,const CFX_WideString& strTargetName)
 {
         ASSERT(m_pEventHandler != NULL);
         m_pEventHandler->OnMenu_Exec(pTarget, strTargetName);
 }