image_t -> struct image

Remove misleading typedef and redundant suffix from struct image.

Also removes the typedef from enum image_type, as it is used in
image.h only.

src/server/gdb_server.c

@@ -1899,7 +1899,7 @@ int gdb_v_packet(struct connection *connection, target_t *target, char *packet,
 		/* create a new image if there isn't already one */
 		if (gdb_connection->vflash_image == NULL)
 		{
-			gdb_connection->vflash_image = malloc(sizeof(image_t));
+			gdb_connection->vflash_image = malloc(sizeof(struct image));
 			image_open(gdb_connection->vflash_image, "", "build");
 		}
 

src/server/gdb_server.h

@@ -28,7 +28,7 @@
 
 #include "target.h"
 
-struct image_s;
+struct image;
 
 #define GDB_BUFFER_SIZE	16384
 
@@ -39,7 +39,7 @@ struct gdb_connection
 	int buf_cnt;
 	int ctrl_c;
 	enum target_state frontend_state;
-	struct image_s *vflash_image;
+	struct image *vflash_image;
 	int closed;
 	int busy;
 	int noack_mode;