cleanup "tdf#117274 XLSX export: fix VML comment shape type id"

Limit special MSO ID check for attribute values.

Follow-up of commit c5d37d324cd6d17114c209de1862344ad58a1d93.

Change-Id: I0f16b0df0c5575b799bb505a93c660c15b3273c5
Reviewed-on: https://gerrit.libreoffice.org/84549
Tested-by: Jenkins
Reviewed-by: László Németh <nemeth@numbertext.org>
(cherry picked from commit 579db0d2d3d2ddf5a5f8feaa2e7cc4dde81d7701)
Reviewed-on: https://gerrit.libreoffice.org/84592
diff --git a/sax/source/tools/fastserializer.cxx b/sax/source/tools/fastserializer.cxx
index cc7293a..a362ff4 100644
--- a/sax/source/tools/fastserializer.cxx
+++ b/sax/source/tools/fastserializer.cxx
@@ -130,9 +130,7 @@ namespace sax_fastparser {
        if (nLen == -1)
            nLen = pStr ? strlen(pStr) : 0;

        if ( !bEscape ||
            // tdf#127274 don't escape the special VML shape type id "#_x0000_t202"
            (pStr && strcmp(pStr, "#_x0000_t202") == 0) )
        if (!bEscape)
        {
            writeBytes( pStr, nLen );
            return;
@@ -465,7 +463,12 @@ namespace sax_fastparser {

            writeBytes(sEqualSignAndQuote, N_CHARS(sEqualSignAndQuote));

            write(rAttrList.getFastAttributeValue(j), rAttrList.AttributeValueLength(j), true);
            const char* pAttributeValue = rAttrList.getFastAttributeValue(j);

            // tdf#127274 don't escape the special VML shape type id "#_x0000_t202"
            bool bEscape = !(pAttributeValue && strcmp(pAttributeValue, "#_x0000_t202") == 0);

            write(pAttributeValue, rAttrList.AttributeValueLength(j), bEscape);

            writeBytes(sQuote, N_CHARS(sQuote));
        }