Issue #3350 - Replace DISP_E_EXCEPTION returns with DISP_E_BADINDEX

src/plugin/PluginUserSettings.cpp

 /*
  * This file is part of Adblock Plus <https://adblockplus.org/>,
  * Copyright (C) 2006-2015 Eyeo GmbH
  *
  * Adblock Plus is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 3 as
  * published by the Free Software Foundation.
  *
  * Adblock Plus is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ skipping 207 matching lines @@
         {
           return DISP_E_TYPEMISMATCH;
         }
         if (pVarResult)
         {
           int index = pDispparams->rgvarg[0].lVal;
 
           std::map<CString, CString> languageTitleList = settings->GetFilterLanguageTitleList();
 
           if (index < 0  ||  index >= static_cast<int>(languageTitleList.size()))
-            return DISP_E_EXCEPTION;
+            return DISP_E_BADINDEX;
 
           CString language;
 
           int loopIndex = 0;
           for (std::map<CString, CString>::const_iterator it = languageTitleList.begin(); it != languageTitleList.end(); ++it)
           {
             if (loopIndex == index)
             {
               language = it->first;
               break;
@@ skipping 16 matching lines @@
         {
           return DISP_E_TYPEMISMATCH;
         }
         if (pVarResult)
         {
           int index = pDispparams->rgvarg[0].lVal;
 
           std::map<CString, CString> languageTitleList = settings->GetFilterLanguageTitleList();
 
           if (index < 0  ||  index >= static_cast<int>(languageTitleList.size()))
-            return DISP_E_EXCEPTION;
+            return DISP_E_BADINDEX;
 
           CString languageTitle;
 
           int loopIndex = 0;
           for (std::map<CString, CString>::const_iterator it = languageTitleList.begin(); it != languageTitleList.end(); ++it)
           {
             if (loopIndex == index)
             {
               languageTitle = it->second;
               break;
@@ skipping 169 matching lines @@
       return DISP_E_MEMBERNOTFOUND;
       break;
     }
   }
   catch (...)
   {
     return E_FAIL;
   }
   return S_OK;
 }