Revert of [Android] Add an out-of-app instrumentation driver APK.

testing/android/appurify_support/BUILD.gn

Index: testing/android/appurify_support/BUILD.gn
diff --git a/testing/android/appurify_support/BUILD.gn b/testing/android/appurify_support/BUILD.gn
deleted file mode 100644
index 871f9d0dd8c7b5a096dba498b2b796a07d7bcc3c..0000000000000000000000000000000000000000
--- a/testing/android/appurify_support/BUILD.gn
+++ /dev/null
@@ -1,15 +0,0 @@
-# Copyright 2015 The Chromium Authors. All rights reserved.
-# Use of this source code is governed by a BSD-style license that can be
-# found in the LICENSE file.
-
-import("//build/config/android/rules.gni")
-
-# GYP: //testing/android/appurify_support.gyp:appurify_support_java
-android_library("appurify_support_java") {
-  chromium_code = true
-
-  java_files = [
-    "java/src/org/chromium/test/support/ResultsBundleGenerator.java",
-    "java/src/org/chromium/test/support/RobotiumBundleGenerator.java",
-  ]
-}