Allow chromedriver to install an extension and get all installed extension IDs.

chrome/test/webdriver/commands/chrome_commands.h

 // Copyright (c) 2011 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_WEBDRIVER_COMMANDS_CHROME_COMMANDS_H_
 #define CHROME_TEST_WEBDRIVER_COMMANDS_CHROME_COMMANDS_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 17 matching lines @@
   virtual bool DoesGet() OVERRIDE;
   virtual bool DoesPost() OVERRIDE;
 
   virtual void ExecuteGet(Response* const response) OVERRIDE;
   virtual void ExecutePost(Response* const response) OVERRIDE;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(ExtensionsCommand);
 };
 
+class ViewsCommand : public WebDriverCommand {
+ public:
+  ViewsCommand(const std::vector<std::string>& path_segments,
+               const base::DictionaryValue* const parameters);
+  virtual ~ViewsCommand();
+  
+  virtual bool DoesGet() OVERRIDE;
+  virtual bool DoesPost() OVERRIDE;
+
+  virtual void ExecuteGet(Response* const response) OVERRIDE;
+  virtual void ExecutePost(Response* const response) OVERRIDE;
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(ViewsCommand);
+};
+
 }  // namespace webdriver
 
 #endif  // CHROME_TEST_WEBDRIVER_COMMANDS_CHROME_COMMANDS_H_