Remove the configuration of Tether-associated Wi-Fi networks once connectivity is lost.

chromeos/components/tether/network_configuration_remover.cc

Index: chromeos/components/tether/network_configuration_remover.cc
diff --git a/chromeos/components/tether/network_configuration_remover.cc b/chromeos/components/tether/network_configuration_remover.cc
new file mode 100644
index 0000000000000000000000000000000000000000..671e1a8d5ad2dc0fbc8bd16137e6714dabb18254
--- /dev/null
+++ b/chromeos/components/tether/network_configuration_remover.cc
@@ -0,0 +1,57 @@
+// Copyright 2017 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 "chromeos/components/tether/network_configuration_remover.h"
+
+#include "base/bind.h"
+#include "base/bind_helpers.h"
+#include "base/macros.h"
+#include "base/memory/ptr_util.h"
+#include "chromeos/network/managed_network_configuration_handler.h"
+#include "chromeos/network/network_handler.h"
+#include "chromeos/network/network_state.h"
+#include "components/proximity_auth/logging/logging.h"
+
+namespace {
+
+void RemoveConfigurationSuccessCallback(const std::string& guid) {
+  PA_LOG(INFO) << "Successfully removed Wi-Fi network with GUID " << guid
+               << ".";
+}
+
+void RemoveConfigurationFailureCallback(
+    const std::string& guid,
+    const std::string& error_name,
+    std::unique_ptr<base::DictionaryValue> error_data) {
+  PA_LOG(WARNING) << "Failed to remove Wi-Fi network with GUID " << guid
+                  << ". Error:" << error_name << ".";
+}
+
+}  // namespace
+
+namespace chromeos {
+
+namespace tether {
+
+NetworkConfigurationRemover::NetworkConfigurationRemover(
+    NetworkStateHandler* network_state_handler,
+    ManagedNetworkConfigurationHandler* managed_network_configuration_handler)
+    : network_state_handler_(network_state_handler),
+      managed_network_configuration_handler_(
+          managed_network_configuration_handler) {}
+
+NetworkConfigurationRemover::~NetworkConfigurationRemover() {}
+
+void NetworkConfigurationRemover::RemoveNetworkConfiguration(
+    const std::string& wifi_network_guid) {
+  managed_network_configuration_handler_->RemoveConfiguration(
+      network_state_handler_->GetNetworkStateFromGuid(wifi_network_guid)
+          ->path(),
+      base::Bind(RemoveConfigurationSuccessCallback, wifi_network_guid),
+      base::Bind(RemoveConfigurationFailureCallback, wifi_network_guid));
+}
+
+}  // namespace tether
+
+}  // namespace chromeos