old_contents: sdk_path = "/home/vagrant/android-sdk"
  ndk_paths = {
      'r9b': "/home/vagrant/android-ndk/r9b",
      'r10e': "/home/vagrant/android-ndk/r10e",
  }
  java_paths = {
      '1.7': "/usr/lib/jvm/java-7-openjdk-i386",
      '1.8': "/usr/lib/jvm/java-8-openjdk-i386",
  }
  
new_contents: sdk_path = "/home/vagrant/android-sdk"
  ndk_paths = {
      'r9b': "/home/vagrant/android-ndk/r9b",
      'r10e': "/home/vagrant/android-ndk/r10e",
  }
  java_paths = {
      '7': "/usr/lib/jvm/java-7-openjdk-i386",
      '8': "/usr/lib/jvm/java-8-openjdk-i386",
  }
  
subject: use new java_paths keys