[gexiv2/wip/phako/gio: 27/27] gio: Use new exiv2 type

[Jens Georg <jensgeorg src gnome org>]

commit 111d50767d4a9bb115dd92de953a6d980db3a5a6
Author: Jens Georg <mail jensge org>
Date:   Sat Dec 29 18:33:50 2018 +0100

    gio: Use new exiv2 type

 gexiv2/gexiv2-metadata.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/gexiv2/gexiv2-metadata.cpp b/gexiv2/gexiv2-metadata.cpp
index a2f422d..7a34832 100644
--- a/gexiv2/gexiv2-metadata.cpp
+++ b/gexiv2/gexiv2-metadata.cpp
@@ -140,7 +140,7 @@ public:
         return -1;
     }
 
-    long size() const {
+    size_t size() const {
         return -1;
     }