Issue #1234 - remove CString from declarations representing domains.

src/plugin/PluginTabBase.h

 #ifndef _PLUGIN_TAB_BASE_H_
 #define _PLUGIN_TAB_BASE_H_
 
 
 #ifdef SUPPORT_DOM_TRAVERSER
 class CPluginDomTraverser;
 #endif
 
 #include "PluginUserSettings.h"
 #include "PluginFilter.h"
 #include "../shared/CriticalSection.h"
 #include <thread>
 #include <atomic>
 
 class CPluginClass;
 
 
 class CPluginTabBase
 {
 
   friend class CPluginClass;
 
 protected:
 
   CComAutoCriticalSection m_criticalSection;
   CriticalSection m_csInject;
 
-  CString m_documentDomain;
+  std::wstring m_documentDomain;
   CString m_documentUrl;
   CPluginUserSettings m_pluginUserSettings;
 public:
   CPluginClass* m_plugin;
 protected:
   bool m_isActivated;
 
   std::thread m_thread;
   std::atomic<bool> m_continueThreadRunning;
 
@@ skipping 14 matching lines @@
 #endif
 #ifdef SUPPORT_CONFIG
   static int s_configVersion;
 #endif
 
   void ThreadProc();
 
 #ifdef SUPPORT_FRAME_CACHING
   CComAutoCriticalSection m_criticalSectionCache;
   std::set<CString> m_cacheFrames;
-  CString m_cacheDomain;
+  std::wstring m_cacheDomain;
 #endif
 
   void SetDocumentUrl(const CString& url);
   void InjectABP(IWebBrowser2* browser);
 public:
 
   CPluginTabBase(CPluginClass* plugin);
   ~CPluginTabBase();
 
-  CString GetDocumentDomain();
+  std::wstring GetDocumentDomain();
   CString GetDocumentUrl();
 
   virtual void OnActivate();
   virtual void OnUpdate();
   virtual void OnNavigate(const CString& url);
   virtual void OnDownloadComplete(IWebBrowser2* browser);
   virtual void OnDocumentComplete(IWebBrowser2* browser, const CString& url, bool isDocumentBrowser);
 
   static DWORD WINAPI TabThreadProc(LPVOID pParam);
 
 #ifdef SUPPORT_FRAME_CACHING
   void CacheFrame(const CString& url);
   bool IsFrameCached(const CString& url);
-  void ClearFrameCache(const CString& domain="");
+  void ClearFrameCache(const std::wstring& domain=L"");
 #endif
 
 };
 
 
 #endif // _PLUGIN_TAB_BASE_H_