Update freetype.rb (#1858)

* Update freetype.rb

Build freetype with enhancement

* Update freetype.rb

* Update freetype.rb

packages/freetype.rb

@@ -3,25 +3,19 @@ require 'package'
 class Freetype < Package
   description 'FreeType is a freely available software library to render fonts.'
   homepage 'https://www.freetype.org/'
-  version '2.8.1'
+  version '2.8.1-1'
   source_url 'http://download.savannah.gnu.org/releases/freetype/freetype-2.8.1.tar.bz2'
   source_sha256 'e5435f02e02d2b87bb8e4efdcaa14b1f78c9cf3ab1ed80f94b6382fb6acc7d78'
 
   binary_url ({
-    aarch64: 'https://dl.bintray.com/chromebrew/chromebrew/freetype-2.8.1-chromeos-armv7l.tar.xz',
-     armv7l: 'https://dl.bintray.com/chromebrew/chromebrew/freetype-2.8.1-chromeos-armv7l.tar.xz',
-       i686: 'https://dl.bintray.com/chromebrew/chromebrew/freetype-2.8.1-chromeos-i686.tar.xz',
-     x86_64: 'https://dl.bintray.com/chromebrew/chromebrew/freetype-2.8.1-chromeos-x86_64.tar.xz',
   })
   binary_sha256 ({
-    aarch64: '546fad37ce6175025b1aeff483724947a875068956b09559e5928e4e832dff5f',
-     armv7l: '546fad37ce6175025b1aeff483724947a875068956b09559e5928e4e832dff5f',
-       i686: 'e24ed13abdf73e914931169f0c76dd47504f049bc2ac1da04cffd6acea4238b8',
-     x86_64: '631522861991d45dcab6564cba206681e7dcfe3f4d796a13f6ff78d5695f39c9',
   })
 
   depends_on 'expat'
-
+  depends_on 'libpng'   # freetype needs zlib optionally. zlib is also the dependency of libpng
+  depends_on 'bz2'
+  
   def self.build
       system "./configure \
               CFLAGS=\" -fPIC\" \