loplugin:useuniqueptr in SwHTMLPosFlyFrames

and add a new method erase_extract to o3tl::sorted_vector, otherwise
there is no decent way to extract an element from such a vector without
freeing it.

Change-Id: I769782c04a54a2d7433e8349c99134f997a54689
Reviewed-on: https://gerrit.libreoffice.org/61345
Tested-by: Jenkins
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>

1 files changed, 11 insertions, 0 deletions

diff --git a/include/o3tl/sorted_vector.hxx b/include/o3tl/sorted_vector.hxx
index 6e245353fe70..8324e333198a 100644
--- a/include/o3tl/sorted_vector.hxx
+++ b/include/o3tl/sorted_vector.hxx
@@ -97,6 +97,17 @@ public:
                        m_vector.begin() + (last - m_vector.begin()));
     }
 
+    /**
+     * make erase return the removed element, otherwise there is no useful way of extracting a std::unique_ptr
+     * from this.
+     */
+    Value erase_extract( size_t index )
+    {
+        Value val = std::move(m_vector[index]);
+        m_vector.erase(m_vector.begin() + index);
+        return val;
+    }
+
     void clear()
     {
         m_vector.clear();