Fix remaining incompatibilities between scoped_ptr and unique_ptr.

remoting/host/gcd_rest_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 REMOTING_HOST_GCD_REST_CLIENT_H_
 #define REMOTING_HOST_GCD_REST_CLIENT_H_
 
 #include <queue>
 
 #include "base/callback.h"
@@ skipping 27 matching lines @@
   GcdRestClient(const std::string& gcd_base_url,
                 const std::string& gcd_device_id,
                 const scoped_refptr<net::URLRequestContextGetter>&
                     url_request_context_getter,
                 OAuthTokenGetter* token_getter);
 
   ~GcdRestClient() override;
 
   // Tests whether is object is currently running a request.  Only one
   // request at a time may be pending.
-  bool HasPendingRequest() { return url_fetcher_; }
+  bool HasPendingRequest() { return !!url_fetcher_; }
 
   // Sends a 'patchState' request to the GCD API.  Constructs and
   // sends an appropriate JSON message M where |patch_details| becomes
   // the value of M.patches[0].patch.
   void PatchState(scoped_ptr<base::DictionaryValue> patch_details,
                   const GcdRestClient::ResultCallback& callback);
 
   void SetClockForTest(scoped_ptr<base::Clock> clock);
 
  private:
@@ skipping 12 matching lines @@
   scoped_ptr<base::Clock> clock_;
   scoped_ptr<net::URLFetcher> url_fetcher_;
   ResultCallback callback_;
 
   DISALLOW_COPY_AND_ASSIGN(GcdRestClient);
 };
 
 }  // namespace remoting
 
 #endif  // REMOTING_HOST_GCD_REST_CLIENT_H_