Add the chrome.bluetoothLowEnergy.setAdvertisingInterval API.

device/bluetooth/dbus/bluetooth_le_advertising_manager_client.cc

 // 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.
 
 #include "device/bluetooth/dbus/bluetooth_le_advertising_manager_client.h"
 
 #include "base/bind.h"
 #include "base/logging.h"
 #include "base/macros.h"
 #include "base/observer_list.h"
@@ skipping 91 matching lines @@
     dbus::ObjectProxy* object_proxy =
         object_manager_->GetObjectProxy(manager_object_path);
     object_proxy->CallMethodWithErrorCallback(
         &method_call, dbus::ObjectProxy::TIMEOUT_USE_DEFAULT,
         base::Bind(&BluetoothAdvertisementManagerClientImpl::OnSuccess,
                    weak_ptr_factory_.GetWeakPtr(), callback),
         base::Bind(&BluetoothAdvertisementManagerClientImpl::OnError,
                    weak_ptr_factory_.GetWeakPtr(), error_callback));
   }
 
+  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) override {
+    // TODO(rkc): Replace the string "SetAdvertisingInterval" with the correct
+    // constant in service_constants.h once cros_system_api DEPS are rolled.

[ortuno, 2016/09/22 03:02:25]

nit: There are a lot of TODO(username) that are leftover and forgotten. If you
don't plan on doing this immediately could you link to an issue about it or a
related issue an mention this work is still missing.

+    dbus::MethodCall method_call(
+        bluetooth_advertising_manager::kBluetoothAdvertisingManagerInterface,
+        "SetAdvertisingIntervals");
+
+    dbus::MessageWriter writer(&method_call);
+    writer.AppendUint16(min_interval_ms);
+    writer.AppendUint16(max_interval_ms);
+
+    DCHECK(object_manager_);
+    dbus::ObjectProxy* object_proxy =
+        object_manager_->GetObjectProxy(manager_object_path);
+    object_proxy->CallMethodWithErrorCallback(
+        &method_call, dbus::ObjectProxy::TIMEOUT_USE_DEFAULT,
+        base::Bind(&BluetoothAdvertisementManagerClientImpl::OnSuccess,
+                   weak_ptr_factory_.GetWeakPtr(), callback),
+        base::Bind(&BluetoothAdvertisementManagerClientImpl::OnError,
+                   weak_ptr_factory_.GetWeakPtr(), error_callback));
+  }
+
  protected:
   void Init(dbus::Bus* bus) override {
     DCHECK(bus);
     object_manager_ = bus->GetObjectManager(
         bluetooth_object_manager::kBluetoothObjectManagerServiceName,
         dbus::ObjectPath(
             bluetooth_object_manager::kBluetoothObjectManagerServicePath));
     object_manager_->RegisterInterface(
         bluetooth_advertising_manager::kBluetoothAdvertisingManagerInterface,
         this);
@@ skipping 57 matching lines @@
 BluetoothLEAdvertisingManagerClient::BluetoothLEAdvertisingManagerClient() {}
 
 BluetoothLEAdvertisingManagerClient::~BluetoothLEAdvertisingManagerClient() {}
 
 BluetoothLEAdvertisingManagerClient*
 BluetoothLEAdvertisingManagerClient::Create() {
   return new BluetoothAdvertisementManagerClientImpl();
 }
 
 }  // namespace bluez