about dialog: Set a max-content-height on credits

This keeps the credits section from making the dialog grow
when there are lots of credits.

https://bugzilla.gnome.org/show_bug.cgi?id=770458

diff --git a/gtk/ui/gtkaboutdialog.ui b/gtk/ui/gtkaboutdialog.ui
index 9dca96d3c7f1f6c66233442280d28106f1ae5b77..1ca6c85b7eb7b3178f50e25568bafcf1e76d8a91 100644 (file)
--- a/gtk/ui/gtkaboutdialog.ui
+++ b/gtk/ui/gtkaboutdialog.ui
@@ -158,6 +158,7 @@
                         <property name="visible">1</property>
                         <property name="hscrollbar-policy">never</property>
                         <property name="shadow-type">in</property>
+                        <property name="max-content-height">60</property>
                         <child>
                           <object class="GtkViewport" id="viewport1">
                             <property name="visible">1</property>