Use rep.chamber shortcut where applicable

templates/representatives/_representative_block.haml

@@ -21,8 +21,8 @@
         %tr
           %th Chamber
           %td<
-            %a{'href': "{% url 'representatives:representative-list' group_kind='chamber' group=representative.main_mandate.group.chamber.name %}"}
-              = representative.main_mandate.group.chamber|chamber_icon
+            %a{'href': "{% url 'representatives:representative-list' group_kind='chamber' group=representative.chamber.name %}"}
+              = representative.chamber|chamber_icon
         %tr
           %th Country
           %td<

templates/representatives/representative_grid.haml

@@ -16,8 +16,8 @@
             %a{'href': "{{ representative.get_absolute_url }}"}
               = representative.full_name
           %li.chamber
-            %a{'href': "{% url 'representatives:representative-list' group_kind='chamber' group=representative.main_mandate.group.chamber.name %}"}
-              = representative.main_mandate.group.chamber|chamber_icon
+            %a{'href': "{% url 'representatives:representative-list' group_kind='chamber' group=representative.chamber.name %}"}
+              = representative.chamber|chamber_icon
           %li.country
             %a{'href': "{{ representative.country.get_absolute_url }}"}
               = representative.country|country_flag

templates/representatives/representative_list.haml

@@ -47,8 +47,8 @@
               = representative.full_name
 
           %td
-            %a{'href': "{% url 'representatives:representative-list' group_kind='chamber' group=representative.main_mandate.group.chamber.name %}"}
-              = representative.main_mandate.group.chamber
+            %a{'href': "{% url 'representatives:representative-list' group_kind='chamber' group=representative.chamber.name %}"}
+              = representative.chamber
 
           %td
             %a{'href': "{{ representative.country.get_absolute_url }}"}