tdf#115883 DOCX import: catch RuntimeException from SwXFrame

getPropertyValue("Surround") for a non-inserted frame can throw, but
hasPropertyValue("Surround") still returns true. So fix the regression
by just catching the exception, assuming that in that case no increased
spacing is needed.

Change-Id: I49a78ce8d41b4e1cc7d23721d5dc70f7550c94af
Reviewed-on: https://gerrit.libreoffice.org/50175Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Miklos Vajna <vmiklos@collabora.co.uk>

sw/qa/extras/ooxmlimport/ooxmlimport.cxx

@@ -684,6 +684,12 @@ DECLARE_OOXMLIMPORT_TEST(testTdf105975formula, "tdf105975.docx")
     CPPUNIT_ASSERT_EQUAL(OUString("25"), xEnumerationAccess->getPresentation(false).trim());
 }
 
+DECLARE_OOXMLIMPORT_TEST(testTdf115883, "tdf115883.docx")
+{
+    // Import failed due to an unhandled exception when getting the Surround
+    // property of a not yet inserted frame.
+}
+
 DECLARE_OOXMLIMPORT_TEST(testTdf75573, "tdf75573_page1frame.docx")
 {
     // the problem was that the frame was discarded

writerfilter/source/dmapper/PropertyMap.cxx

@@ -1220,7 +1220,14 @@ void SectionPropertyMap::CloseSectionGroup( DomainMapper_Impl& rDM_Impl )
     }
     rPendingFloatingTables.clear();
 
-    HandleIncreasedAnchoredObjectSpacing(rDM_Impl);
+    try
+    {
+        HandleIncreasedAnchoredObjectSpacing(rDM_Impl);
+    }
+    catch (const uno::Exception& rException)
+    {
+        SAL_WARN("writerfilter", "HandleIncreasedAnchoredObjectSpacing() failed: " << rException);
+    }
 
     if ( m_nLnnMod )
     {