[chromedriver] Implement reconnection to DevTools.

chrome/test/chromedriver/web_view_impl.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_WEB_VIEW_IMPL_H_
 #define CHROME_TEST_CHROMEDRIVER_WEB_VIEW_IMPL_H_
 
 #include <list>
 #include <string>
 
@@ skipping 22 matching lines @@
   typedef base::Callback<Status()> CloserFunc;
   // Takes ownership of |client|.
   WebViewImpl(const std::string& id,
               DevToolsClient* client,
               WebViewDelegate* delegate,
               const CloserFunc& closer_func);
   virtual ~WebViewImpl();
 
   // Overridden from WebView:
   virtual std::string GetId() OVERRIDE;
+  virtual Status ConnectIfNecessary() OVERRIDE;
   virtual Status Close() OVERRIDE;
   virtual Status Load(const std::string& url) OVERRIDE;
   virtual Status Reload() OVERRIDE;
   virtual Status EvaluateScript(const std::string& frame,
                                 const std::string& expression,
                                 scoped_ptr<base::Value>* result) OVERRIDE;
   virtual Status CallFunction(const std::string& frame,
                               const std::string& function,
                               const base::ListValue& args,
                               scoped_ptr<base::Value>* result) OVERRIDE;
@@ skipping 44 matching lines @@
                                scoped_ptr<base::Value>* result);
 Status GetNodeIdFromFunction(DevToolsClient* client,
                              int context_id,
                              const std::string& function,
                              const base::ListValue& args,
                              int* node_id);
 
 }  // namespace internal
 
 #endif  // CHROME_TEST_CHROMEDRIVER_WEB_VIEW_IMPL_H_