Temporarily add PrivetHttpClient::GetHost method

chrome/browser/extensions/api/gcd_private/privet_v3_session_unittest.cc

 // Copyright 2014 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 "chrome/browser/extensions/api/gcd_private/privet_v3_session.h"
 
 #include "base/base64.h"
 #include "base/strings/stringprintf.h"
 #include "base/thread_task_runner_handle.h"
 #include "chrome/browser/local_discovery/privet_http.h"
@@ skipping 41 matching lines @@
     request_context_ = new net::TestURLRequestContextGetter(
         base::ThreadTaskRunnerHandle::Get());
   }
 
   MOCK_METHOD0(GetName, const std::string&());
   MOCK_METHOD1(
       CreateInfoOperationPtr,
       PrivetJSONOperation*(const PrivetJSONOperation::ResultCallback&));
   MOCK_METHOD2(SwitchToHttps, void(uint16_t, const net::SHA256HashValue&));
   MOCK_CONST_METHOD0(IsInHttpsMode, bool());
+  MOCK_CONST_METHOD0(GetHost, std::string());
 
   void RefreshPrivetToken(
       const PrivetURLFetcher::TokenCallback& callback) override {
     FAIL();
   }
 
   scoped_ptr<PrivetJSONOperation> CreateInfoOperation(
       const PrivetJSONOperation::ResultCallback& callback) override {
     return make_scoped_ptr(CreateInfoOperationPtr(callback));
   }
@@ skipping 262 matching lines @@
       .WillOnce(Invoke([this](const base::DictionaryValue& data) {
         std::string session_id;
         EXPECT_TRUE(data.GetString("sessionId", &session_id));
       }));
 }
 
 // TODO(vitalybuka): replace PrivetHTTPClient with regular URL fetcher and
 // implement SendMessage test.
 
 }  // namespace extensions