tdf#158360 - sw, ooxml import - fix insertTextPortion crash

Before this patch da8dead8e9282010893cbd12519e107baf03cd1a
SvxUnoTextBase::insertTextPortion returned an empty XTextRange
in case of texts in comment. (SwTextAPIObject) Lets use
finishParagraphInsert which also give back an empty XTextRange.

regression from commit: da8dead8e9282010893cbd12519e107baf03cd1a
(tdf#73537 - sc: show author and creation date in calc comments)

Change-Id: I0b33e5b3cae32718a62a7be04b9a88562f85652c
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/163670
Tested-by: Jenkins
Reviewed-by: Balazs Varga <balazs.varga.extern@allotropia.de>
(cherry picked from commit 7cf3d5e3073dc5cffc64b6d9b32513e90087a3d4)
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/163626
Reviewed-by: Miklos Vajna <vmiklos@collabora.com>
(cherry picked from commit 64248c5d42bbf46eeb4c41e79dd0b5e4a360e280)
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/163629
Reviewed-by: Xisco Fauli <xiscofauli@libreoffice.org>
Tested-by: Michael Stahl <michael.stahl@allotropia.de>
Reviewed-by: Michael Stahl <michael.stahl@allotropia.de>
diff --git a/writerfilter/qa/cppunittests/dmapper/DomainMapper.cxx b/writerfilter/qa/cppunittests/dmapper/DomainMapper.cxx
index 8452da0..885443c 100644
--- a/writerfilter/qa/cppunittests/dmapper/DomainMapper.cxx
+++ b/writerfilter/qa/cppunittests/dmapper/DomainMapper.cxx
@@ -155,6 +155,12 @@ CPPUNIT_TEST_FIXTURE(Test, testFdo78333)
    // just care that it doesn't crash/assert
    loadFromFile(u"fdo78333-1-minimized.docx");
}

CPPUNIT_TEST_FIXTURE(Test, testTdf158360)
{
    // just test that doc with annotation in TOC doesn't crash/assert
    loadFromFile(u"tdf158360.docx");
}
}

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/writerfilter/qa/cppunittests/dmapper/data/tdf158360.docx b/writerfilter/qa/cppunittests/dmapper/data/tdf158360.docx
new file mode 100644
index 0000000..a46ee67
--- /dev/null
+++ b/writerfilter/qa/cppunittests/dmapper/data/tdf158360.docx
Binary files differ
diff --git a/writerfilter/source/dmapper/DomainMapper_Impl.cxx b/writerfilter/source/dmapper/DomainMapper_Impl.cxx
index 4ee9f58..58568a91 100644
--- a/writerfilter/source/dmapper/DomainMapper_Impl.cxx
+++ b/writerfilter/source/dmapper/DomainMapper_Impl.cxx
@@ -3253,7 +3253,10 @@ void DomainMapper_Impl::applyToggleAttributes(const PropertyMapPtr& pPropertyMap
                    {
                        xTOCTextCursor->goLeft(1, false);
                    }
                    xTextRange = xTextAppend->insertTextPortion(rString, aValues, xTOCTextCursor);
                    if (IsInComments())
                        xTextRange = xTextAppend->finishParagraphInsert(aValues, xTOCTextCursor);
                    else
                        xTextRange = xTextAppend->insertTextPortion(rString, aValues, xTOCTextCursor);
                    SAL_WARN_IF(!xTextRange.is(), "writerfilter.dmapper", "insertTextPortion failed");
                    if (!xTextRange.is())
                        throw uno::Exception("insertTextPortion failed", nullptr);