Adds initial JNI bridge code for Background Scheduler implementation.

chrome/browser/android/offline_pages/background_scheduler_bridge.h

Index: chrome/browser/android/offline_pages/background_scheduler_bridge.h
diff --git a/chrome/browser/android/offline_pages/background_scheduler_bridge.h b/chrome/browser/android/offline_pages/background_scheduler_bridge.h
new file mode 100644
index 0000000000000000000000000000000000000000..71aad2ff66876b02b93712fe1ab4d52830994065
--- /dev/null
+++ b/chrome/browser/android/offline_pages/background_scheduler_bridge.h
@@ -0,0 +1,37 @@
+// 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.
+
+#ifndef CHROME_BROWSER_ANDROID_OFFLINE_PAGES_BACKGROUND_SCHEDULER_BRIDGE_H_
+#define CHROME_BROWSER_ANDROID_OFFLINE_PAGES_BACKGROUND_SCHEDULER_BRIDGE_H_
+
+#include "components/offline_pages/background/scheduler.h"
+
+#include "base/android/jni_android.h"
+
+namespace content {
+class BrowserContext;
+}
+
+namespace offline_pages {
+namespace android {
+
+// Bridge between C++ and Java for implementing background scheduler
+// on Android.
+class BackgroundSchedulerBridge : Scheduler {
+ public:
+  BackgroundSchedulerBridge();
+  ~BackgroundSchedulerBridge() override;
+
+  // Scheduler implementation.
+  void Schedule(const TriggerCondition& trigger_condition) override;
+  void Unschedule() override;
+};
+
+bool RegisterBackgroundSchedulerBridge(JNIEnv* env);
+
+}  // namespace android
+}  // namespace offline_pages
+
+#endif  // CHROME_BROWSER_ANDROID_OFFLINE_PAGES_BACKGROUND_SCHEDULER_BRIDGE_H_
+