Atomically decrements the reference count of @user_style_sheet by one. If the reference count drops to 0, all memory allocated by #WebKitUserStyleSheet is released. This function is MT-safe and may be called from any thread.
2.6
See Implementation
Atomically decrements the reference count of @user_style_sheet by one. If the reference count drops to 0, all memory allocated by #WebKitUserStyleSheet is released. This function is MT-safe and may be called from any thread.