Use libadblockplus update checker

src/plugin/PluginSettings.h

Index: src/plugin/PluginSettings.h
===================================================================
--- a/src/plugin/PluginSettings.h
+++ b/src/plugin/PluginSettings.h
@@ -10,26 +10,23 @@
 
 #include "PluginTypedef.h"
 #include "AdblockPlusClient.h"
 
 // Main settings
 
 #define SETTING_PLUGIN_INFO_PANEL	    L"plugininfopanel"
 #define SETTING_PLUGIN_VERSION          L"pluginversion"
-#define SETTING_PLUGIN_UPDATE_URL       L"pluginupdateurl"
 #define SETTING_PLUGIN_UPDATE_VERSION   L"pluginupdateversion"
-#define SETTING_PLUGIN_UPDATE_TIME      L"pluginupdatetime"
 #define SETTING_PLUGIN_SELFTEST         L"pluginselftest"
 #define SETTING_LANGUAGE                L"language"
 
 #ifdef SUPPORT_CONFIG
 #define SETTING_CONFIG_VERSION          L"configversion"
 #endif
-#define SETTING_LAST_UPDATE_TIME        L"lastupdatetime"
 #define SETTING_DICTIONARY_VERSION      L"dictionaryversion"
 
 // Tab settings
 
 #define SETTING_TAB_PLUGIN_ENABLED          L"pluginenabled"
 #define SETTING_TAB_COUNT                   L"tabcount"
 #define SETTING_TAB_START_TIME              L"tabstart"
 #define SETTING_TAB_UPDATE_ON_START         L"updateonstart"
@@ -117,17 +114,16 @@ public:
 
   int GetValue(const CString& key, int defaultValue=0) const;
   void SetValue(const CString& key, int value);
 
   bool GetBool(const CString& key, bool defaultValue) const;
   void SetBool(const CString& key, bool value);
 
   bool IsPluginEnabled() const;
-  bool IsPluginUpdateAvailable() const;
 
   bool IsPluginSelftestEnabled();
 
   bool FilterlistExpired(CString filterlist) const;
   bool SetFilterRefreshDate(CString filterlist, time_t refreshtime);
 
   std::map<CString, CString> GetFilterLanguageTitleList() const;
 
@@ -211,17 +207,16 @@ private:
 
 public:
   void AddWhiteListedDomain(const CString& domain);
   bool IsWhiteListedDomain(const CString& domain) const;
   int GetWhiteListedDomainCount() const;
   std::vector<std::string> GetWhiteListedDomainList();
 #endif //SUPPORT_WHITELIST
 
-  bool MakeRequestForUpdate();
   bool RefreshWhitelist();
   DWORD GetWindowsBuildNumber();
 
   void SetSubscription(BSTR language);
   void SetSubscription(std::string language);
   void SetDefaultSubscription();
   CString GetSubscription();
   void RefreshFilterlist();