Remove unused framework::IMutexGuard::reset

Change-Id: If05ef86284c4ed7bf66a6a6de17a4bf8d49e89e1

chart2/source/model/main/UndoManager.cxx

@@ -156,7 +156,6 @@ namespace chart
 
             // IMutexGuard
             virtual void clear();
-            virtual void reset();
             virtual ::framework::IMutex& getGuardedMutex();
         };
 
@@ -178,11 +177,6 @@ namespace chart
         {
             // nothing to do. This interface implementation is a dummy.
         }
-
-        void UndoManagerMethodGuard::reset()
-        {
-            // nothing to do. This interface implementation is a dummy.
-        }
     }
 
     //= UndoManager

dbaccess/source/ui/misc/dbaundomanager.cxx

@@ -138,7 +138,6 @@ namespace dbaui
 
         // IMutexGuard
         virtual void clear();
-        virtual void reset();
         virtual ::framework::IMutex& getGuardedMutex();
 
     private:
@@ -156,11 +155,6 @@ namespace dbaui
         m_aGuard.clear();
     }
 
-    void UndoManagerMethodGuard::reset()
-    {
-        m_aGuard.reset();
-    }
-
     // UndoManager
     UndoManager::UndoManager( ::cppu::OWeakObject& i_parent, ::osl::Mutex& i_mutex )
         :m_pImpl( new UndoManager_Impl( *this, i_parent, i_mutex ) )

include/framework/undomanagerhelper.hxx

@@ -48,10 +48,6 @@ namespace framework
         */
         virtual void clear() = 0;
 
-        /** attempts to re-establishes the lock, blocking until the attempt is successful.
-        */
-        virtual void reset() = 0;
-
         /** returns the mutex guarded by the instance.
 
             Even if the guard currently has not a lock on the mutex, this method must succeed.

sfx2/source/doc/docundomanager.cxx

@@ -202,11 +202,6 @@ namespace sfx2
         {
         }
 
-        virtual void reset()
-        {
-            m_guard.reset();
-        }
-
         virtual void clear()
         {
             m_guard.clear();