This code unlikely wants conversion from UNO Bool or Char Anys

...which would be the main difference with convertPropertyValue, in addition to throwing an
exception upon failure that would be caught directly by the surrounding try-catch block

Change-Id: I960e23b797c71be655c4059125effade84d0630c
diff --git a/sd/source/filter/eppt/pptexsoundcollection.cxx b/sd/source/filter/eppt/pptexsoundcollection.cxx
index 5475c5e..2027ff3 100644
--- a/sd/source/filter/eppt/pptexsoundcollection.cxx
+++ b/sd/source/filter/eppt/pptexsoundcollection.cxx
@@ -23,7 +23,6 @@
#include <tools/urlobj.hxx>
#include <ucbhelper/content.hxx>
#include <comphelper/processfactory.hxx>
#include <cppuhelper/proptypehlp.hxx>
#include <unotools/ucbstreamhelper.hxx>

namespace ppt
@@ -39,7 +38,7 @@ ExSoundEntry::ExSoundEntry(const OUString& rString)
            css::uno::Reference< css::ucb::XCommandEnvironment >(),
            comphelper::getProcessComponentContext() );
        sal_Int64 nVal = 0;
        ::cppu::convertPropertyValue( nVal, aCnt.getPropertyValue("Size") );
        aCnt.getPropertyValue("Size") >>= nVal;
        nFileSize = (sal_uInt32)nVal;
    }
    catch( css::uno::Exception& )