[content shell] implement testRunner.execCommand

content/shell/webkit_test_runner.h

 // Copyright (c) 2012 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 CONTENT_SHELL_WEBKIT_TEST_RUNNER_H_
 #define CONTENT_SHELL_WEBKIT_TEST_RUNNER_H_
 
 #include "base/file_path.h"
 #include "base/memory/scoped_ptr.h"
 #include "content/public/renderer/render_view_observer.h"
@@ skipping 53 matching lines @@
   void NotifyDone();
   void DumpAsText();
   void DumpChildFramesAsText();
   void SetPrinting();
   void SetShouldStayOnPageAfterHandlingBeforeUnload(bool should_stay_on_page);
   void WaitUntilDone();
   void CanOpenWindows();
   void ShowWebInspector();
   void CloseWebInspector();
   void EvaluateInWebInspector(int32_t call_id, const std::string& script);
+  void ExecCommand(const std::string& command, const std::string& value);
 
   void NotImplemented(const std::string& object, const std::string& method);
 
   void set_proxy(WebTestRunner::WebTestProxyBase* proxy) { proxy_ = proxy; }
 
  private:
   // Message handlers.
   void OnCaptureTextDump(bool as_text, bool printing, bool recursive);
   void OnCaptureImageDump(const std::string& expected_pixel_hash);
   void OnSetCurrentWorkingDirectory(const FilePath& current_working_directory);
@@ skipping 10 matching lines @@
   WebTestRunner::WebTestProxyBase* proxy_;
 
   ShellWebPreferences prefs_;
 
   DISALLOW_COPY_AND_ASSIGN(WebKitTestRunner);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_SHELL_WEBKIT_TEST_RUNNER_H_