Add the chrome.bluetoothLowEnergy.setAdvertisingInterval API.

device/bluetooth/dbus/bluetooth_le_advertising_manager_client.h

 // Copyright 2015 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 DEVICE_BLUETOOTH_DBUS_BLUETOOTH_LE_ADVERTISING_MANAGER_CLIENT_H_
 #define DEVICE_BLUETOOTH_DBUS_BLUETOOTH_LE_ADVERTISING_MANAGER_CLIENT_H_
 
+#include <cstdint>
 #include <memory>
 #include <string>
 #include <vector>
 
 #include "base/callback.h"
 #include "base/macros.h"
 #include "base/values.h"
 #include "dbus/object_path.h"
 #include "device/bluetooth/bluetooth_export.h"
 #include "device/bluetooth/dbus/bluez_dbus_client.h"
@@ skipping 42 matching lines @@
       const ErrorCallback& error_callback) = 0;
 
   // Unregisters an advertisement with the DBus object path
   // |advertisement_object_path| with BlueZ's advertising manager.
   virtual void UnregisterAdvertisement(
       const dbus::ObjectPath& manager_object_path,
       const dbus::ObjectPath& advertisement_object_path,
       const base::Closure& callback,
       const ErrorCallback& error_callback) = 0;
 
+  // Set's the advertising interval.
+  virtual void SetAdvertisingInterval(
+      const dbus::ObjectPath& manager_object_path,
+      uint16_t min_interval_ms,
+      uint16_t max_interval_ms,
+      const base::Closure& callback,
+      const ErrorCallback& error_callback) = 0;
+
   // Creates the instance.
   static BluetoothLEAdvertisingManagerClient* Create();
 
   // Constants used to indicate exceptional error conditions.
   static const char kNoResponseError[];
 
  protected:
   BluetoothLEAdvertisingManagerClient();
 
  private:
   DISALLOW_COPY_AND_ASSIGN(BluetoothLEAdvertisingManagerClient);
 };
 
 }  // namespace bluez
 
 #endif  // DEVICE_BLUETOOTH_DBUS_BLUETOOTH_LE_ADVERTISING_MANAGER_CLIENT_H_