Add GN rules for forwarder2 and chromium_commands

build/android/pylib/device/commands/BUILD.gn

Index: build/android/pylib/device/commands/BUILD.gn
diff --git a/build/android/pylib/device/commands/BUILD.gn b/build/android/pylib/device/commands/BUILD.gn
new file mode 100644
index 0000000000000000000000000000000000000000..a3f45a3873633970fbc78f8acf4a01d2634bdd98
--- /dev/null
+++ b/build/android/pylib/device/commands/BUILD.gn
@@ -0,0 +1,12 @@
+# Copyright 2014 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 version:
+# build/android/pylib/devices/commands/commands.gyp:chromium_commands
+android_library("chromium_commands") {
+ java_files =  [ "java/src/org/chromium/android/commands/unzip/Unzip.java" ]
+ dex_path = "$root_build_dir/lib.java/chromium_commands.dex.jar"
+}