[chromedriver] Implement connecting to devtools and loading a page.

chrome/test/chromedriver/chrome_launcher_impl.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 CHROME_TEST_CHROMEDRIVER_CHROME_LAUNCHER_IMPL_H_
 #define CHROME_TEST_CHROMEDRIVER_CHROME_LAUNCHER_IMPL_H_
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
+#include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "chrome/test/chromedriver/chrome_launcher.h"
 
 class Chrome;
 class FilePath;
 class Status;
+class URLRequestContextGetter;
 
 class ChromeLauncherImpl : public ChromeLauncher {
  public:
-  ChromeLauncherImpl();
+  explicit ChromeLauncherImpl(URLRequestContextGetter* context_getter);
   virtual ~ChromeLauncherImpl();
 
   // Overridden from ChromeLauncher:
   virtual Status Launch(const FilePath& chrome_exe,
                         scoped_ptr<Chrome>* chrome) OVERRIDE;
 
  private:
+  scoped_refptr<URLRequestContextGetter> context_getter_;
+
   DISALLOW_COPY_AND_ASSIGN(ChromeLauncherImpl);
 };
 
 #endif  // CHROME_TEST_CHROMEDRIVER_CHROME_LAUNCHER_IMPL_H_