Remove a few unused variables, functions, and member variables.

fpdfsdk/include/javascript/app.h

 // 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
 
 #ifndef _APP_H_
 #define _APP_H_
 
 class CJS_Runtime;
@@ skipping 149 matching lines @@
 
 public:
         static CFX_WideString           SysPathToPDFPath(const CFX_WideString& sOldPath);
         static CFX_WideString           PDFPathToSysPath(const CFX_WideString& sOldPath);
         static CFX_WideString           RelativePathToSysPath(const CFX_WideString& sOldPath, const CFX_WideString& sFilePath);
 
 
 private:
 
         bool                                            m_bCalculate;   
-        CJS_Runtime*                            m_pRuntime;
         bool                                            m_bRuntimeHighLight;
 
         CFX_ArrayTemplate<CJS_Timer*>   m_aTimer;
 //      APP_MENU*                                       m_pMenuHead;
         
 public:
 //      static CReader_App* s_App;
 };
 
 class CJS_App : public CJS_Object
@@ skipping 35 matching lines @@
         JS_STATIC_METHOD(openFDF, app);
         JS_STATIC_METHOD(popUpMenuEx, app);
         JS_STATIC_METHOD(popUpMenu, app);
         JS_STATIC_METHOD(response, app);
         JS_STATIC_METHOD(setInterval, app);
         JS_STATIC_METHOD(setTimeOut, app);
 
 };
 
 #endif //_APP_H_