Merge "Let genrule have the entrance depend on signapk"

// the signapk tool (a .jar application used to sign packages)

// ============================================================

java_library_host {

java_binary_host {

    name: "signapk",

    srcs: ["src/**/*.java"],

    manifest: "SignApk.mf",

    // The post-build signing tools need signapk.jar (and its shared libraries,

    // handled in their own Android.bp files)

    dist: {

        tag: ".jar",

        targets: ["droidcore"],

    },

}