Add MemoryStateListenerAndroid

components/memory_coordinator/android/BUILD.gn

+# Copyright 2016 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")
+
+_jni_sources = [ "java/src/org/chromium/components/memory_coordinator/MemoryStateListener.java" ]
+
+generate_jni("jni_headers") {
+  sources = _jni_sources
+  jni_package = "memory_coordinator"
+}
+
+android_library("memory_coordinator_java") {
+  java_files = _jni_sources
+  deps = [
+    "//base:base_java",
+  ]
+}
+
+component("android") {
+  output_name = "memory_coordinator_android"
+
+  sources = [
+    "component_jni_registrar.cc",
+    "component_jni_registrar.h",
+    "memory_state_listener_android.cc",
+    "memory_state_listener_android.h",
+  ]
+
+  defines = [ "MEMORY_COORDINATOR_IMPLEMENTATION" ]
+
+  deps = [
+    ":jni_headers",
+    "//base",
+  ]
+}