UI: Add source icons

plugins/win-capture/duplicator-monitor-capture.c

@@ -323,4 +323,5 @@ struct obs_source_info duplicator_capture_info = {
 	.get_height = duplicator_capture_height,
 	.get_defaults = duplicator_capture_defaults,
 	.get_properties = duplicator_capture_properties,
+	.icon_type = OBS_ICON_TYPE_DESKTOP_CAPTURE,
 };

plugins/win-capture/game-capture.c

@@ -2103,4 +2103,5 @@ struct obs_source_info game_capture_info = {
 	.update = game_capture_update,
 	.video_tick = game_capture_tick,
 	.video_render = game_capture_render,
+	.icon_type = OBS_ICON_TYPE_GAME_CAPTURE,
 };

plugins/win-capture/monitor-capture.c

@@ -243,4 +243,5 @@ struct obs_source_info monitor_capture_info = {
 	.get_height = monitor_capture_height,
 	.get_defaults = monitor_capture_defaults,
 	.get_properties = monitor_capture_properties,
+	.icon_type = OBS_ICON_TYPE_DESKTOP_CAPTURE,
 };

plugins/win-capture/window-capture.c

@@ -259,4 +259,5 @@ struct obs_source_info window_capture_info = {
 	.get_height = wc_height,
 	.get_defaults = wc_defaults,
 	.get_properties = wc_properties,
+	.icon_type = OBS_ICON_TYPE_WINDOW_CAPTURE,
 };