rtl::Static -> thread-safe static local

Change-Id: Iac0501e6aa35cc3d8e62f6b6e68b76cf70233aae
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/120459
Tested-by: Jenkins
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>

comphelper/source/misc/namedvaluecollection.cxx

@@ -204,19 +204,14 @@ namespace comphelper
         return false;
     }
 
-    namespace
-    {
-        class theEmptyDefault : public rtl::Static<Any, theEmptyDefault> {};
-    }
-
-
     const Any& NamedValueCollection::impl_get( const OUString& _rValueName ) const
     {
+        static Any theEmptyDefault;
         auto pos = maValues.find( _rValueName );
         if ( pos != maValues.end() )
             return pos->second;
 
-        return theEmptyDefault::get();
+        return theEmptyDefault;
     }
 
 

cppu/source/threadpool/threadpool.cxx

@@ -25,7 +25,6 @@
 #include <unordered_map>
 
 #include <osl/diagnose.h>
-#include <rtl/instance.hxx>
 #include <sal/log.hxx>
 
 #include <uno/threadpool.h>
@@ -43,21 +42,10 @@ namespace cppu_threadpool
         rtl::Reference<ORequestThread> const & theThread): thread(theThread)
     {}
 
-    namespace {
-
-    struct theDisposedCallerAdmin :
-        public rtl::StaticWithInit< DisposedCallerAdminHolder, theDisposedCallerAdmin >
-    {
-        DisposedCallerAdminHolder operator () () {
-            return std::make_shared<DisposedCallerAdmin>();
-        }
-    };
-
-    }
-
     DisposedCallerAdminHolder const & DisposedCallerAdmin::getInstance()
     {
-        return theDisposedCallerAdmin::get();
+        static DisposedCallerAdminHolder theDisposedCallerAdmin =  std::make_shared<DisposedCallerAdmin>();
+        return theDisposedCallerAdmin;
     }
 
     DisposedCallerAdmin::~DisposedCallerAdmin()

cppu/source/uno/lbenv.cxx

@@ -819,11 +819,10 @@ namespace
         const OUString& getOIdPart() const { return m_sOidPart; }
     };
 
-    class theStaticOIdPart : public rtl::Static<makeOIdPart, theStaticOIdPart> {};
-
 const OUString & unoenv_getStaticOIdPart()
 {
-    return theStaticOIdPart::get().getOIdPart();
+    static makeOIdPart theStaticOIdPart;
+    return theStaticOIdPart.getOIdPart();
 }
 
 }

cppuhelper/source/macro_expander.cxx

@@ -69,21 +69,6 @@ OUString expandMacros(OUString const & text) {
 namespace
 {
 
-class ImplNames
-{
-private:
-    Sequence<OUString> m_aNames;
-public:
-    ImplNames() : m_aNames(2)
-    {
-        m_aNames[0] = SERVICE_NAME_A;
-        m_aNames[1] = SERVICE_NAME_B;
-    }
-    const Sequence<OUString>& getNames() const { return m_aNames; }
-};
-
-class theImplNames : public rtl::Static<ImplNames, theImplNames> {};
-
 OUString s_impl_name()
 {
     return IMPL_NAME;
@@ -91,7 +76,11 @@ OUString s_impl_name()
 
 Sequence< OUString > const & s_get_service_names()
 {
-    return theImplNames::get().getNames();
+    static const Sequence< OUString > IMPL_NAMES {
+        SERVICE_NAME_A,
+        SERVICE_NAME_B
+    };
+    return IMPL_NAMES;
 }
 
 typedef cppu::WeakComponentImplHelper<

dbaccess/source/core/resource/core_resource.cxx

@@ -26,13 +26,6 @@
 
 namespace dbaccess
 {
-    // ResourceManager
-    namespace
-    {
-        // access safety
-        struct theResourceManagerMutex : public rtl::Static< osl::Mutex, theResourceManagerMutex > {};
-    }
-
     OUString ResourceManager::loadString(TranslateId pResId)
     {
         return Translate::get(pResId, Translate::Create("dba"));

desktop/source/app/app.cxx

@@ -383,13 +383,12 @@ void FatalError(const OUString& sMessage)
     _exit(EXITHELPER_FATAL_ERROR);
 }
 
-struct theCommandLineArgs : public rtl::Static< CommandLineArgs, theCommandLineArgs > {};
-
 }
 
 CommandLineArgs& Desktop::GetCommandLineArgs()
 {
-    return theCommandLineArgs::get();
+    static CommandLineArgs theCommandLineArgs;
+    return theCommandLineArgs;
 }
 
 OUString ReplaceStringHookProc( const OUString& rStr )

desktop/source/app/officeipcthread.cxx

@@ -635,15 +635,10 @@ void DbusIpcThread::close() {
 
 #endif
 
-namespace
-{
-    class theRequestHandlerMutex
-        : public rtl::Static<osl::Mutex, theRequestHandlerMutex> {};
-}
-
 ::osl::Mutex& RequestHandler::GetMutex()
 {
-    return theRequestHandlerMutex::get();
+    static ::osl::Mutex theRequestHandlerMutex;
+    return theRequestHandlerMutex;
 }
 
 void RequestHandler::SetDowning()