Remove foxit app related setter and getter APIs in XFA code

xfa/fxfa/include/fxfa.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 XFA_FXFA_INCLUDE_FXFA_H_
 #define XFA_FXFA_INCLUDE_FXFA_H_
 
 #include <vector>
@@ skipping 164 matching lines @@
 class IXFA_AppProvider {
  public:
   virtual ~IXFA_AppProvider() {}
 
   /**
    * Specifies the name of the client application in which a form currently
    * exists. Such as Exchange-Pro.
    */
   virtual void SetAppType(const CFX_WideStringC& wsAppType) = 0;
   virtual void GetAppType(CFX_WideString& wsAppType) = 0;
-  virtual void SetFoxitAppType(const CFX_WideStringC& wsFoxitAppType) = 0;
-  virtual void GetFoxitAppType(CFX_WideString& wsFoxitAppType) = 0;
 
   /**
    * Returns the language of the running host application. Such as zh_CN
    */
   virtual void GetLanguage(CFX_WideString& wsLanguage) = 0;
 
   /**
    * Returns the platform of the machine running the script. Such as WIN
    */
   virtual void GetPlatform(CFX_WideString& wsPlatform) = 0;
 
   /**
    * Indicates the packaging of the application that is running the script. Such
    * as Full
    */
   virtual void GetVariation(CFX_WideString& wsVariation) = 0;
 
   /**
    * Indicates the version number of the current application. Such as 9
    */
   virtual void GetVersion(CFX_WideString& wsVersion) = 0;
-  virtual void GetFoxitVersion(CFX_WideString& wsFoxitVersion) = 0;
 
   /**
    * Get application name, such as Phantom.
    */
   virtual void GetAppName(CFX_WideString& wsName) = 0;
-  virtual void GetFoxitAppName(CFX_WideString& wsFoxitName) = 0;
 
   /**
    * Causes the system to play a sound.
    * @param[in] dwType The system code for the appropriate sound.0 (Error)1
    * (Warning)2 (Question)3 (Status)4 (Default)
    */
   virtual void Beep(uint32_t dwType) = 0;
 
   /**
    * Displays a message box.
@@ skipping 169 matching lines @@
   virtual void Reset() = 0;
   virtual CXFA_FFWidget* MoveToFirst() = 0;
   virtual CXFA_FFWidget* MoveToLast() = 0;
   virtual CXFA_FFWidget* MoveToNext() = 0;
   virtual CXFA_FFWidget* MoveToPrevious() = 0;
   virtual CXFA_FFWidget* GetCurrentWidget() = 0;
   virtual FX_BOOL SetCurrentWidget(CXFA_FFWidget* hWidget) = 0;
 };
 
 #endif  // XFA_FXFA_INCLUDE_FXFA_H_