android: Add installable AVD emulator for API level 29

Bug: 1114563
Change-Id: Ia6115e15bfcd377e517c4877c014a2ef4c186857
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2481003
Reviewed-by: Haiyang Pan <hypan@google.com>
Commit-Queue: Rakib Hasan <rmhasan@google.com>
Cr-Commit-Position: refs/heads/master@{#818074}

tools/android/avd/proto/generic_android29.textpb

@@ -0,0 +1,25 @@
+# Copyright 2020 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.
+
+# Configuration for a generic x86 android-29 AVD.
+
+emulator_package {
+  package_name: "chromium/third_party/android_sdk/public/emulator"
+  version: "A4EvXZUIuQho0QRDJopMUpgyp6NA3aiDQjGKPUKbowMC"
+  dest_path: ".emulator_sdk"
+}
+
+system_image_package {
+  package_name: "chromium/third_party/android_sdk/public/system-images/android-29/google_apis/x86"
+  version: "dQHW47nUVKP4_FSBHb9gqMQqK2DyUE9dSeowpAB2dJMC"
+  dest_path: ".emulator_sdk"
+}
+system_image_name: "system-images;android-29;google_apis;x86"
+
+avd_package {
+  package_name: "chromium/third_party/android_sdk/public/avds/android-29/google_apis/x86"
+  version: "wX4wuDUxtl_JjP8-4bnYhdgg8_m-GMGomWFSXKB8SpgC"
+  dest_path: ".android"
+}
+avd_name: "android_29_google_apis_x86"