coverity#1158360 Uncaught exception

Change-Id: I88c2e0b8378fb41b9ad24cab9e8434817602e084

sc/source/ui/Accessibility/AccessibleSpreadsheet.cxx

@@ -985,9 +985,8 @@ sal_Bool SAL_CALL ScAccessibleSpreadsheet::isAccessibleSelected( sal_Int32 nRow,
 
     //=====  XAccessibleComponent  ============================================
 
-uno::Reference< XAccessible > SAL_CALL ScAccessibleSpreadsheet::getAccessibleAtPoint(
-    const awt::Point& rPoint )
-        throw (uno::RuntimeException)
+uno::Reference< XAccessible > SAL_CALL ScAccessibleSpreadsheet::getAccessibleAtPoint(const awt::Point& rPoint)
+    throw (uno::RuntimeException, std::exception)
 {
     uno::Reference< XAccessible > xAccessible;
     if (containsPoint(rPoint))

sc/source/ui/inc/AccessibleSpreadsheet.hxx

@@ -153,7 +153,7 @@ private:
     virtual ::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessible >
         SAL_CALL getAccessibleAtPoint(
         const ::com::sun::star::awt::Point& rPoint )
-        throw (::com::sun::star::uno::RuntimeException);
+        throw (::com::sun::star::uno::RuntimeException, std::exception);
 
     virtual void SAL_CALL grabFocus(  )
         throw (::com::sun::star::uno::RuntimeException);