Don't convert skulls if the request fails for some reason

CraftBukkit-Patches/0129-Convert-player-heads-async.patch

@@ -1,4 +1,4 @@
-From c0929058940f075b24985d67861f7adb2cd4d739 Mon Sep 17 00:00:00 2001
+From eb8cdddd79ecd5713472caac985feb874c8e9950 Mon Sep 17 00:00:00 2001
 From: Thinkofdeath <thethinkofdeath@gmail.com>
 Date: Wed, 9 Apr 2014 13:29:57 +0100
 Subject: [PATCH] Convert player heads async
@@ -112,10 +112,10 @@ index b241cfe..925e017 100644
      public Packet getUpdatePacket() {
 diff --git a/src/main/java/org/spigotmc/HeadConverter.java b/src/main/java/org/spigotmc/HeadConverter.java
 new file mode 100644
-index 0000000..3c522d9
+index 0000000..8cf9162
 --- /dev/null
 +++ b/src/main/java/org/spigotmc/HeadConverter.java
-@@ -0,0 +1,159 @@
+@@ -0,0 +1,164 @@
 +package org.spigotmc;
 +
 +import com.google.common.base.Charsets;
@@ -223,6 +223,11 @@ index 0000000..3c522d9
 +                            gameProfile.getName() );
 +                    MinecraftServer.getServer().newSessionService.fillProfileProperties( newStyleProfile );
 +
++                    if ( newStyleProfile.getProperties().size() < 1)
++                    {
++                        return;
++                    }
++
 +
 +                    for ( String key : newStyleProfile.getProperties().keys() )
 +                    {