[Cronet] Move NetworkChangeNotifier initialization off UI thread

components/cronet/android/network_change_notifier_initer.h

Index: components/cronet/android/network_change_notifier_initer.h
diff --git a/components/cronet/android/network_change_notifier_initer.h b/components/cronet/android/network_change_notifier_initer.h
new file mode 100644
index 0000000000000000000000000000000000000000..29d07011dee32259761df4768bd09cd45a914a54
--- /dev/null
+++ b/components/cronet/android/network_change_notifier_initer.h
@@ -0,0 +1,17 @@
+// 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.
+
+#ifndef COMPONENTS_CRONET_ANDROID_NETWORK_CHANGE_NOTIFIER_INITER_H_
+#define COMPONENTS_CRONET_ANDROID_NETWORK_CHANGE_NOTIFIER_INITER_H_
+
+#include <jni.h>
+
+namespace cronet {
+
+void NetworkChangeNotifierInit();
+bool NetworkChangeNotifierIniterRegisterJni(JNIEnv* env);
+
+}  // namespace cronet
+
+#endif  // COMPONENTS_CRONET_ANDROID_NETWORK_CHANGE_NOTIFIER_INITER_H_