Cleanup: Remove unneeded forward declarations from various chrome subdirectories.

chrome/test/webdriver/commands/mouse_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_MOUSE_COMMANDS_H_
 #define CHROME_TEST_WEBDRIVER_COMMANDS_MOUSE_COMMANDS_H_
 
 #include <string>
 #include <vector>
 
 #include "chrome/test/webdriver/commands/webelement_commands.h"
 #include "chrome/test/webdriver/webdriver_element_id.h"
 
 namespace base {
 class DictionaryValue;
 }
 
-namespace gfx {
-class Point;
-}
-
 namespace webdriver {
 
-class Error;
 class Response;
 
 // Click an element. See:
 // http://selenium.googlecode.com/svn/trunk/docs/api/java/org/openqa/selenium/WebElement.html#click()
 class MoveAndClickCommand : public WebElementCommand {
  public:
   MoveAndClickCommand(const std::vector<std::string>& path_segments,
                       const base::DictionaryValue* const parameters);
   virtual ~MoveAndClickCommand();
 
@@ skipping 143 matching lines @@
 
   virtual void ExecutePost(Response* const response);
 
  private:
   DISALLOW_COPY_AND_ASSIGN(DoubleClickCommand);
 };
 
 }  // namespace webdriver
 
 #endif  // CHROME_TEST_WEBDRIVER_COMMANDS_MOUSE_COMMANDS_H_