[chromedriver] Implement SwitchToFrame command.

chrome/test/chromedriver/chrome_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_IMPL_H_
 #define CHROME_TEST_CHROMEDRIVER_CHROME_IMPL_H_
 
 #include <list>
 #include <string>
 
 #include "base/compiler_specific.h"
 #include "base/files/scoped_temp_dir.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/process.h"
 #include "chrome/test/chromedriver/chrome.h"
 #include "chrome/test/chromedriver/net/sync_websocket_factory.h"
 
 namespace base {
+class DictionaryValue;
 class ListValue;
 class Value;
 }
 
 class DevToolsClient;
+class DomTracker;
 class Status;
 class URLRequestContextGetter;
 
 class ChromeImpl : public Chrome {
  public:
   ChromeImpl(base::ProcessHandle process,
              URLRequestContextGetter* context_getter,
              base::ScopedTempDir* user_data_dir,
              int port,
              const SyncWebSocketFactory& socket_factory);
   virtual ~ChromeImpl();
 
   Status Init();
 
   // Overridden from Chrome:
   virtual Status Load(const std::string& url) OVERRIDE;
-  virtual Status EvaluateScript(const std::string& expression,
+  virtual Status EvaluateScript(const std::string& frame,
+                                const std::string& expression,
                                 scoped_ptr<base::Value>* result) OVERRIDE;
-  virtual Status CallFunction(const std::string& function,
+  virtual Status CallFunction(const std::string& frame,
+                              const std::string& function,
                               const base::ListValue& args,
                               scoped_ptr<base::Value>* result) OVERRIDE;
+  virtual Status GetFrameByFunction(const std::string& frame,
+                                    const std::string& function,
+                                    const base::ListValue& args,
+                                    std::string* out_frame) OVERRIDE;
   virtual Status Quit() OVERRIDE;
 
  private:
   base::ProcessHandle process_;
   scoped_refptr<URLRequestContextGetter> context_getter_;
   base::ScopedTempDir user_data_dir_;
   int port_;
   SyncWebSocketFactory socket_factory_;
+  scoped_ptr<DomTracker> dom_tracker_;
   scoped_ptr<DevToolsClient> client_;
 };
 
 namespace internal {
 
 Status ParsePagesInfo(const std::string& data,
                       std::list<std::string>* debugger_urls);
+enum EvaluateScriptReturnType {
+  ReturnByValue,
+  ReturnByObject
+};
 Status EvaluateScript(DevToolsClient* client,
+                      int context_id,
                       const std::string& expression,
-                      scoped_ptr<base::Value>* result);
+                      EvaluateScriptReturnType return_type,
+                      scoped_ptr<base::DictionaryValue>* result);
+Status EvaluateScriptAndGetObject(DevToolsClient* client,
+                                  int context_id,
+                                  const std::string& expression,
+                                  std::string* object_id);
+Status EvaluateScriptAndGetValue(DevToolsClient* client,
+                                 int context_id,
+                                 const std::string& expression,
+                                 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_CHROME_IMPL_H_