[gbrainy] gbrainy does not need -unsafe in compilation anymore

[Jordi Mas <jmas src gnome org>]

commit cec08a8c7ad91a72f04122ab54314b6e8edd9d8c
Author: Jordi Mas <jmas softcatala org>
Date:   Thu Apr 4 08:13:14 2019 +0200

    gbrainy does not need -unsafe in compilation anymore

 src/Clients/Classical/Makefile.am | 2 +-
 src/Core/Makefile.am              | 2 +-
 src/Core/Platform/Unix.cs         | 4 ++--
 3 files changed, 4 insertions(+), 4 deletions(-)
---
diff --git a/src/Clients/Classical/Makefile.am b/src/Clients/Classical/Makefile.am
index 5055f7fd..cf7957e7 100644
--- a/src/Clients/Classical/Makefile.am
+++ b/src/Clients/Classical/Makefile.am
@@ -1,4 +1,4 @@
-EXTRAFLAGS =  -unsafe -nowarn:0169 $(CSC_DEFINES) 
+EXTRAFLAGS = -nowarn:0169 $(CSC_DEFINES)
 
 WRAPPER = gbrainy
 TARGET_CFG = ../../gbrainy.exe.config
diff --git a/src/Core/Makefile.am b/src/Core/Makefile.am
index 7184755e..aa5c6452 100644
--- a/src/Core/Makefile.am
+++ b/src/Core/Makefile.am
@@ -1,4 +1,4 @@
-CSFLAGS = -unsafe -target:library $(CSC_DEFINES)
+CSFLAGS = -target:library $(CSC_DEFINES)
 
 #Active when designing games
 #CSFLAGS += -D:DESIGN_MODE
diff --git a/src/Core/Platform/Unix.cs b/src/Core/Platform/Unix.cs
index 562e2ffc..1495e957 100644
--- a/src/Core/Platform/Unix.cs
+++ b/src/Core/Platform/Unix.cs
@@ -38,7 +38,7 @@ namespace gbrainy.Core.Platform
                static extern void setproctitle (byte [] fmt, byte [] str_arg);
 
                [DllImport("libgtk-3-0.dll")]
-               static extern unsafe bool gtk_show_uri(IntPtr screen, IntPtr uri, uint timestamp, out IntPtr 
error);
+               static extern bool gtk_show_uri(IntPtr screen, IntPtr uri, uint timestamp, out IntPtr error);
 
                [DllImport ("libcanberra-gtk3.so.0")]
                static extern void ca_gtk_play_for_widget (IntPtr widget, uint id, string name1, string 
prop1, string name2, string prop2, IntPtr nil);
@@ -103,7 +103,7 @@ namespace gbrainy.Core.Platform
                        }
                }
 
-               public static unsafe bool ShowUri (Gdk.Screen screen, string uri, uint timestamp)
+               public static bool ShowUri (Gdk.Screen screen, string uri, uint timestamp)
                {
 
                        bool rslt = false;