[chromedriver] Add Network Conditions Override Manager and tests

chrome/test/chromedriver/window_commands.h

 // Copyright (c) 2013 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 CHROME_TEST_CHROMEDRIVER_WINDOW_COMMANDS_H_
 #define CHROME_TEST_CHROMEDRIVER_WINDOW_COMMANDS_H_
 
 #include <string>
 
 #include "base/callback_forward.h"
@@ skipping 272 matching lines @@
     WebView* web_view,
     const base::DictionaryValue& params,
     scoped_ptr<base::Value>* value);
 
 Status ExecuteSetLocation(
     Session* session,
     WebView* web_view,
     const base::DictionaryValue& params,
     scoped_ptr<base::Value>* value);
 
+Status ExecuteSetNetworkConditions(
+    Session* session,
+    WebView* web_view,
+    const base::DictionaryValue& params,
+    scoped_ptr<base::Value>* value);
+
 Status ExecuteTakeHeapSnapshot(
     Session* session,
     WebView* web_view,
     const base::DictionaryValue& params,
     scoped_ptr<base::Value>* value);
 
 #endif  // CHROME_TEST_CHROMEDRIVER_WINDOW_COMMANDS_H_