pidgin/pidgin

fix a use after free by making sure to reference an old smiley image if it is not null.
release-2.x.y
2020-05-14, Gary Kramlich
0ff0248b4928
fix a use after free by making sure to reference an old smiley image if it is not null.
VOID:POINTER,POINTER,OBJECT
BOOLEAN:OBJECT,POINTER,STRING
VOID:STRING,STRING
VOID:STRING,STRING,DOUBLE
VOID:ENUM,STRING,STRING
VOID:ENUM,STRING,STRING,BOOLEAN
VOID:FLAGS,FLAGS
VOID:STRING,STRING,OBJECT,OBJECT
VOID:POINTER,POINTER,OBJECT,OBJECT
VOID:STRING,STRING,POINTER