Delete old chromedriver code, and remove mongoose webserver.

chrome/test/webdriver/keycode_text_conversion.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_KEYCODE_TEXT_CONVERSION_H_
-#define CHROME_TEST_WEBDRIVER_KEYCODE_TEXT_CONVERSION_H_
-
-#include <string>
-
-#include "base/strings/string16.h"
-#include "ui/base/keycodes/keyboard_codes.h"
-
-namespace webdriver {
-
-// These functions only support conversion of characters in the BMP
-// (Basic Multilingual Plane).
-
-// Returns the text in UTF8 that would be produced from the given key code and
-// modifiers with the current keyboard layout, or "" if no character would
-// be produced. This will return "" if the produced text contains characters
-// outside the BMP.
-std::string ConvertKeyCodeToText(ui::KeyboardCode key_code, int modifiers);
-
-// Converts a character to the key code and modifiers that would produce
-// the character using the current keyboard layout. Returns true on success.
-bool ConvertCharToKeyCode(
-    char16 key, ui::KeyboardCode* key_code, int *necessary_modifiers);
-
-}  // namespace webdriver
-
-#endif  // CHROME_TEST_WEBDRIVER_KEYCODE_TEXT_CONVERSION_H_