Get rid of 2 OUStringBuffer in comphelper

Change-Id: Ib348288c729cab76ef39f6a33d173f7a20534f2f
Reviewed-on: https://gerrit.libreoffice.org/80714
Tested-by: Jenkins
Reviewed-by: Julien Nabet <serval2412@yahoo.fr>
diff --git a/comphelper/source/misc/configuration.cxx b/comphelper/source/misc/configuration.cxx
index 89ce0e3..9c26e1a 100644
--- a/comphelper/source/misc/configuration.cxx
+++ b/comphelper/source/misc/configuration.cxx
@@ -55,17 +55,13 @@ OUString getDefaultLocale(
}

OUString extendLocalizedPath(OUString const & path, OUString const & locale) {
    OUStringBuffer buf(path);
    buf.append("/['*");
    SAL_WARN_IF(
        locale.match("*"), "comphelper",
        "Locale \"" << locale << "\" starts with \"*\"");
    assert(locale.indexOf('&') == -1);
    assert(locale.indexOf('"') == -1);
    assert(locale.indexOf('\'') == -1);
    buf.append(locale);
    buf.append("']");
    return buf.makeStringAndClear();
    return path + "/['*" + locale + "']";
}

}
diff --git a/comphelper/source/property/propertystatecontainer.cxx b/comphelper/source/property/propertystatecontainer.cxx
index 6d2071f..e83d475 100644
--- a/comphelper/source/property/propertystatecontainer.cxx
+++ b/comphelper/source/property/propertystatecontainer.cxx
@@ -37,11 +37,7 @@ namespace comphelper
            // Would be nice to have localized exception strings (a simply resource file containing
            // strings only would suffice, and could be realized with a UNO service, so we do not
            // need the dependency to the Tools project)
            OUStringBuffer sMessage;
            sMessage.append( "The property \"" );
            sMessage.append( _rPropertyName );
            sMessage.append( "\" is unknown." );
            return sMessage.makeStringAndClear();
            return "The property \"" + _rPropertyName + "\" is unknown.";
        }
    }