Remove xz-java binary (#4052)

I think these .jars were only intended to be demos anyway and the real use for this package was the library that it provides. I don't want this depending on any of my files so remove it.

packages/xz_java.rb

@@ -3,32 +3,16 @@ require 'package'
 class Xz_java < Package
   description 'A complete implementation of XZ data de/compression in pure Java.'
   homepage 'http://tukaani.org/xz/java.html'
-  version '1.8'
+  version '1.8-1'
   source_url 'https://tukaani.org/xz/xz-java-1.8.zip'
   source_sha256 '86be97adf59d19c000c5bac8c77f2fa2f84fa082d608c7ad2d07a007dce76160'
 
-  binary_url ({
-    aarch64: 'https://dl.bintray.com/chromebrew/chromebrew/xz_java-1.8-chromeos-armv7l.tar.xz',
-     armv7l: 'https://dl.bintray.com/chromebrew/chromebrew/xz_java-1.8-chromeos-armv7l.tar.xz',
-       i686: 'https://dl.bintray.com/chromebrew/chromebrew/xz_java-1.8-chromeos-i686.tar.xz',
-     x86_64: 'https://dl.bintray.com/chromebrew/chromebrew/xz_java-1.8-chromeos-x86_64.tar.xz',
-  })
-  binary_sha256 ({
-    aarch64: '927cfb38e52c280911da4d872725adabb5ccdb441e6ba6e863a9b0749949c8d2',
-     armv7l: '927cfb38e52c280911da4d872725adabb5ccdb441e6ba6e863a9b0749949c8d2',
-       i686: '86f8b69472e938a45ca86748e9807d16d1cbe533702d46e172a1c14e8e8c24ef',
-     x86_64: 'eb2980fe8486f6ecc571eb194368bd354bd544ec7f035bd4177bfdb68c239b74',
-  })
-
   depends_on 'jdk8'
   depends_on 'ant' => :build
 
   def self.build
     system "env", "JAVA_HOME=#{CREW_PREFIX}/share/jdk8", "ant"
     system "env", "JAVA_HOME=#{CREW_PREFIX}/share/jdk8", "ant", "doc"
-    system "wget", "https://github.com/JL2210/bash-scripts/raw/94fb9fe9a69610c36de0978a1232769bb86b01a6/xz-java.in"
-    abort 'Checksum mismatch. :/ Try again.'.lightred unless Digest::SHA256.hexdigest( File.read("xz-java.in") ) == '077d39e511a896f9d9db8328edbf7254c9f8c1746f1d114863422005693835e2'
-    system "sed 's,@PREFIX@,#{CREW_PREFIX},g' xz-java.in > xz-java"
   end
 
   def self.install
@@ -36,6 +20,5 @@ class Xz_java < Package
     system "cp", "-a", "build/doc/.", "#{CREW_DEST_PREFIX}/share/doc/xz-java-1.8/"
     FileUtils.mkdir_p "#{CREW_DEST_PREFIX}/share/jdk8/"
     system "cp", "-a", "build/jar/.", "#{CREW_DEST_PREFIX}/share/jdk8/lib/"
-    system "install", "-Dm755", "xz-java", "#{CREW_DEST_PREFIX}/bin/xz-java"
   end
 end