Bug#909251: aspectj: FTBFS with Java 11 due to sun.misc.Unsafe.defineClass() removal

[Emmanuel Bourg]

Source: aspectj
Version: 1.9.1-1
Severity: important
Tags: sid buster
User: debian-java at lists.debian.org
Usertags: default-java11

aspectj fails to build with Java 11 due to the removal of the defineClass()
method in sun.misc.Unsafe:

  [ajbuild] /aspectj/loadtime/src/org/aspectj/weaver/loadtime/ClassLoaderWeavingAdaptor.java:1053: error: cannot find symbol
  [ajbuild]                     clazz = getUnsafe().defineClass(name, bytes, 0, bytes.length, loader, null);
  [ajbuild]                                        ^
  [ajbuild]   symbol:   method defineClass(String,byte[],int,int,ClassLoader,<null>)
  [ajbuild]   location: class Unsafe
  [ajbuild] /aspectj/loadtime/src/org/aspectj/weaver/loadtime/ClassLoaderWeavingAdaptor.java:1076: error: cannot find symbol
  [ajbuild]                     getUnsafe().defineClass(name, bytes, 0, bytes.length, loader, protectionDomain);
  [ajbuild]                                ^
  [ajbuild]   symbol:   method defineClass(String,byte[],int,int,ClassLoader,ProtectionDomain)
  [ajbuild]   location: class Unsafe