Loader: Fix (all?) remaining bugs in ldr:pm.

Loader now works when booted as a KIP1. NOTE: ldr:ro still needs
debugging.

stratosphere/loader/source/ldr_content_management.hpp

@@ -13,4 +13,8 @@ class ContentManagement {
         static Result SetContentPath(const char *path, u64 tid, FsStorageId sid);
         static Result GetContentPathForTidSid(char *out_path, Registration::TidSid *tid_sid);
         static Result SetContentPathForTidSid(const char *path, Registration::TidSid *tid_sid);
+        
+        static bool HasCreatedTitle(u64 tid);
+        static void SetCreatedTitle(u64 tid);
+        static void TryMountSdCard();
 };