use more std::container::insert instead of std::copy

which is both more compact code, and more efficient, since the insert
method can do smarter resizing

Change-Id: I17f226660f87cdf002edccc29b4af8fd59a25f91
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/96948
Tested-by: Jenkins
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>

1 files changed, 1 insertions, 3 deletions

diff --git a/writerfilter/source/ooxml/OOXMLPropertySet.cxx b/writerfilter/source/ooxml/OOXMLPropertySet.cxx
index e7e1c8d581c9..f413ced61d41 100644
--- a/writerfilter/source/ooxml/OOXMLPropertySet.cxx
+++ b/writerfilter/source/ooxml/OOXMLPropertySet.cxx
@@ -388,9 +388,7 @@ void OOXMLPropertySet::add(const OOXMLPropertySet::Pointer_t& pPropertySet)
 
     if (pSet != nullptr)
     {
-        int x = mProperties.size();
-        mProperties.resize(mProperties.size() + pSet->mProperties.size());
-        std::copy(pSet->mProperties.begin(), pSet->mProperties.end(), mProperties.begin() + x);
+        mProperties.insert( mProperties.end(), pSet->mProperties.begin(), pSet->mProperties.end() );
     }
 }