Add support in Chrome to send notifications to a specific device.

device/bluetooth/dbus/bluetooth_gatt_application_service_provider.cc

Index: device/bluetooth/dbus/bluetooth_gatt_application_service_provider.cc
diff --git a/device/bluetooth/dbus/bluetooth_gatt_application_service_provider.cc b/device/bluetooth/dbus/bluetooth_gatt_application_service_provider.cc
index c32c0ad7e6fe87a0e63dab68153b41858fa13024..730f730dd60d2854204b0642cf12a9e870f05e1b 100644
--- a/device/bluetooth/dbus/bluetooth_gatt_application_service_provider.cc
+++ b/device/bluetooth/dbus/bluetooth_gatt_application_service_provider.cc
@@ -136,8 +136,10 @@ void BluetoothGattApplicationServiceProvider::CreateAttributeServiceProviders(
 }
 
 void BluetoothGattApplicationServiceProvider::SendValueChanged(
+    const dbus::ObjectPath& device_path,
     const dbus::ObjectPath& characteristic_path,
-    const std::vector<uint8_t>& value) {
+    const std::vector<uint8_t>& value,
+    bool indicate) {
   auto characteristic = std::find_if(
       characteristic_providers_.begin(), characteristic_providers_.end(),
       [&](const std::unique_ptr<BluetoothGattCharacteristicServiceProvider>&
@@ -147,7 +149,7 @@ void BluetoothGattApplicationServiceProvider::SendValueChanged(
                << characteristic_path.value();
     return;
   }
-  characteristic->get()->SendValueChanged(value);
+  characteristic->get()->SendValueChanged(device_path, value, indicate);
 }
 
 // static