[CrOS Tether] Disconnect cleanly from active Tether networks when the user logs out or the Tether c…

chromeos/components/tether/fake_tether_host_fetcher.h

 // 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.
 
 #ifndef CHROMEOS_COMPONENTS_TETHER_FAKE_TETHER_HOST_FETCHER_H_
 #define CHROMEOS_COMPONENTS_TETHER_FAKE_TETHER_HOST_FETCHER_H_
 
 #include <vector>
 
 #include "base/macros.h"
 #include "chromeos/components/tether/tether_host_fetcher.h"
 #include "components/cryptauth/remote_device.h"
 
 namespace chromeos {
 
 namespace tether {
 
 // Test double for TetherHostFetcher.
 class FakeTetherHostFetcher : public TetherHostFetcher {
  public:
   FakeTetherHostFetcher(std::vector<cryptauth::RemoteDevice> tether_hosts,
                         bool synchronously_reply_with_results);
-  FakeTetherHostFetcher(bool synchronously_reply_with_results);
+  explicit FakeTetherHostFetcher(bool synchronously_reply_with_results);
   ~FakeTetherHostFetcher() override;
 
+  void set_synchronously_reply_with_results(
+      bool synchronously_reply_with_results) {
+    synchronously_reply_with_results_ = synchronously_reply_with_results;
+  }
+
   void SetTetherHosts(const std::vector<cryptauth::RemoteDevice> tether_hosts);
 
-  // If |sychronously_reply_with_results| is false, calling this method will
+  // If |synchronously_reply_with_results_| is false, calling this method will
   // actually invoke the callbacks.
   void InvokePendingCallbacks();
 
   // TetherHostFetcher:
   void FetchAllTetherHosts(
       const TetherHostFetcher::TetherHostListCallback& callback) override;
   void FetchTetherHost(
       const std::string& device_id,
       const TetherHostFetcher::TetherHostCallback& callback) override;
 
  private:
   std::vector<cryptauth::RemoteDevice> tether_hosts_;
   bool synchronously_reply_with_results_;
 
   DISALLOW_COPY_AND_ASSIGN(FakeTetherHostFetcher);
 };
 
 }  // namespace tether
 
 }  // namespace chromeos
 
 #endif  // CHROMEOS_COMPONENTS_TETHER_FAKE_TETHER_HOST_FETCHER_H_