Remove unused context param from execute.

fpdfsdk/javascript/cjs_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 "fpdfsdk/javascript/cjs_context.h"
 
 #include "fpdfsdk/javascript/JS_EventHandler.h"
 #include "fpdfsdk/javascript/cjs_runtime.h"
@@ skipping 36 matching lines @@
   CJS_Runtime::FieldEvent event(m_pEventHandler->TargetName(),
                                 m_pEventHandler->EventType());
   if (!m_pRuntime->AddEventToSet(event)) {
     *info = JSGetStringFromID(this, IDS_STRING_JSEVENT);
     return FALSE;
   }
 
   CFX_WideString sErrorMessage;
   int nRet = 0;
   if (script.GetLength() > 0) {
-    nRet = m_pRuntime->Execute(this, script.c_str(), &sErrorMessage);
+    nRet = m_pRuntime->Execute(script.c_str(), &sErrorMessage);
   }
 
   if (nRet < 0) {
     *info += sErrorMessage;
   } else {
     *info = JSGetStringFromID(this, IDS_STRING_RUN);
   }
 
   m_pRuntime->RemoveEventFromSet(event);
   m_pEventHandler->Destroy();
@@ skipping 204 matching lines @@
 }
 
 void CJS_Context::OnBatchExec(CPDFSDK_Document* pTarget) {
   m_pEventHandler->OnBatchExec(pTarget);
 }
 
 void CJS_Context::OnMenu_Exec(CPDFSDK_Document* pTarget,
                               const CFX_WideString& strTargetName) {
   m_pEventHandler->OnMenu_Exec(pTarget, strTargetName);
 }