loplugin:stringadd in various

when applying my upcoming patch to also consider O[U]StringBuffer

Change-Id: I8cf6a47ad357ddc73e2c430d966be72d5efd1485
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/149767
Tested-by: Jenkins
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>

1 files changed, 2 insertions, 7 deletions

diff --git a/include/comphelper/traceevent.hxx b/include/comphelper/traceevent.hxx
index a0fe9cae1d16..6409c43eee4a 100644
--- a/include/comphelper/traceevent.hxx
+++ b/include/comphelper/traceevent.hxx
@@ -63,18 +63,13 @@ protected:
         if (args.size() == 0)
             return "";
 
-        OUStringBuffer sResult;
-        sResult.append(",\"args\":{");
+        OUStringBuffer sResult(",\"args\":{");
         bool first = true;
         for (auto& i : args)
         {
             if (!first)
                 sResult.append(',');
-            sResult.append('"');
-            sResult.append(i.first);
-            sResult.append("\":\"");
-            sResult.append(i.second);
-            sResult.append('"');
+            sResult.append("\"" + i.first + "\":\"" + i.second + "\"");
             first = false;
         }
         sResult.append('}');