Make chrome_shell_apk build

components/gcm_driver/android/BUILD.gn

+# 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: components/gcm_driver.gypi:gcm_driver_jni_headers
+generate_jni("jni_headers") {
+  sources = [
+    "java/src/org/chromium/components/gcm_driver/GCMDriver.java",
+  ]
+  jni_package = "components/gcm_driver"
+}
+
+# GYP version: components/gcm_driver.gypi:gcm_driver_java
+android_library("gcm_driver_java") {
+  deps = [
+    "//base:base_java",
+    "//content/public/android:content_java",
+    "//sync/android:sync_java",
+    "//third_party/android_tools:android_gcm_java",
+    "//third_party/cacheinvalidation:cacheinvalidation_javalib",
+  ]
+
+  DEPRECATED_java_in_dir = "java/src"
+}