From 67c9bb37fd8294a5f6229e856c00cfecf5335cd9 Mon Sep 17 00:00:00 2001
From: smoogipooo <smoogipooo@gmail.com>
Date: Fri, 17 Mar 2017 14:51:09 +0900
Subject: [PATCH 1/3] Add license headers.

---
 osu.Game/Beatmaps/Legacy/IIsLegacy.cs     | 5 ++++-
 osu.Game/Beatmaps/Legacy/LegacyBeatmap.cs | 5 ++++-
 2 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/osu.Game/Beatmaps/Legacy/IIsLegacy.cs b/osu.Game/Beatmaps/Legacy/IIsLegacy.cs
index 23ab9f4bc4..3babd3e66f 100644
--- a/osu.Game/Beatmaps/Legacy/IIsLegacy.cs
+++ b/osu.Game/Beatmaps/Legacy/IIsLegacy.cs
@@ -1,4 +1,7 @@
-namespace osu.Game.Beatmaps.Legacy
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+namespace osu.Game.Beatmaps.Legacy
 {
     /// <summary>
     /// A Beatmap that was loaded from a legacy .osu beatmap file (version &lt;=15).
diff --git a/osu.Game/Beatmaps/Legacy/LegacyBeatmap.cs b/osu.Game/Beatmaps/Legacy/LegacyBeatmap.cs
index 00aeeb2b49..d0386e7560 100644
--- a/osu.Game/Beatmaps/Legacy/LegacyBeatmap.cs
+++ b/osu.Game/Beatmaps/Legacy/LegacyBeatmap.cs
@@ -1,4 +1,7 @@
-namespace osu.Game.Beatmaps.Legacy
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+namespace osu.Game.Beatmaps.Legacy
 {
     /// <summary>
     /// A type of Beatmap loaded from a legacy .osu beatmap file (version &lt;=15).

From 74a1837a05f71d6a5f90bf681e4fd8b68b9fc535 Mon Sep 17 00:00:00 2001
From: smoogipooo <smoogipooo@gmail.com>
Date: Fri, 17 Mar 2017 14:56:50 +0900
Subject: [PATCH 2/3] Fix nullref.

---
 osu.Game/Beatmaps/Legacy/LegacyBeatmap.cs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/osu.Game/Beatmaps/Legacy/LegacyBeatmap.cs b/osu.Game/Beatmaps/Legacy/LegacyBeatmap.cs
index d0386e7560..45c5665494 100644
--- a/osu.Game/Beatmaps/Legacy/LegacyBeatmap.cs
+++ b/osu.Game/Beatmaps/Legacy/LegacyBeatmap.cs
@@ -15,6 +15,7 @@ namespace osu.Game.Beatmaps.Legacy
         public LegacyBeatmap(Beatmap original = null)
             : base(original)
         {
+            HitObjects = original?.HitObjects ?? null;
         }
     }
 }

From 26b0bb02d80dfb49ac00435d029f0693bd15aa75 Mon Sep 17 00:00:00 2001
From: smoogipooo <smoogipooo@gmail.com>
Date: Sat, 18 Mar 2017 18:32:54 +0900
Subject: [PATCH 3/3] Remove IIsLegacy, expose LegacyBeatmap without a public
 constructor.

---
 osu.Game/Beatmaps/Legacy/IIsLegacy.cs     | 12 ------------
 osu.Game/Beatmaps/Legacy/LegacyBeatmap.cs |  4 ++--
 osu.Game/osu.Game.csproj                  |  1 -
 3 files changed, 2 insertions(+), 15 deletions(-)
 delete mode 100644 osu.Game/Beatmaps/Legacy/IIsLegacy.cs

diff --git a/osu.Game/Beatmaps/Legacy/IIsLegacy.cs b/osu.Game/Beatmaps/Legacy/IIsLegacy.cs
deleted file mode 100644
index 3babd3e66f..0000000000
--- a/osu.Game/Beatmaps/Legacy/IIsLegacy.cs
+++ /dev/null
@@ -1,12 +0,0 @@
-// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
-// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
-
-namespace osu.Game.Beatmaps.Legacy
-{
-    /// <summary>
-    /// A Beatmap that was loaded from a legacy .osu beatmap file (version &lt;=15).
-    /// </summary>
-    public interface IIsLegacy
-    {
-    }
-}
diff --git a/osu.Game/Beatmaps/Legacy/LegacyBeatmap.cs b/osu.Game/Beatmaps/Legacy/LegacyBeatmap.cs
index 45c5665494..dd40af925a 100644
--- a/osu.Game/Beatmaps/Legacy/LegacyBeatmap.cs
+++ b/osu.Game/Beatmaps/Legacy/LegacyBeatmap.cs
@@ -6,13 +6,13 @@ namespace osu.Game.Beatmaps.Legacy
     /// <summary>
     /// A type of Beatmap loaded from a legacy .osu beatmap file (version &lt;=15).
     /// </summary>
-    internal class LegacyBeatmap : Beatmap, IIsLegacy
+    public class LegacyBeatmap : Beatmap
     {
         /// <summary>
         /// Constructs a new beatmap.
         /// </summary>
         /// <param name="original">The original beatmap to use the parameters of.</param>
-        public LegacyBeatmap(Beatmap original = null)
+        internal LegacyBeatmap(Beatmap original = null)
             : base(original)
         {
             HitObjects = original?.HitObjects ?? null;
diff --git a/osu.Game/osu.Game.csproj b/osu.Game/osu.Game.csproj
index c0f11dbcb9..1f14615b62 100644
--- a/osu.Game/osu.Game.csproj
+++ b/osu.Game/osu.Game.csproj
@@ -77,7 +77,6 @@
     <Compile Include="Beatmaps\IBeatmapProcessor.cs" />
     <Compile Include="Beatmaps\Legacy\LegacyBeatmap.cs" />
     <Compile Include="Beatmaps\Timing\TimingInfo.cs" />
-    <Compile Include="Beatmaps\Legacy\IIsLegacy.cs" />
     <Compile Include="Database\ScoreDatabase.cs" />
     <Compile Include="Graphics\Backgrounds\Triangles.cs" />
     <Compile Include="Graphics\Cursor\CursorTrail.cs" />