Moved most of html lib generating scripts into tools.

sdk/lib/html/src/KeyLocation.dart

-// Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
-// for details. All rights reserved. Use of this source code is governed by a
-// BSD-style license that can be found in the LICENSE file.
-
-part of html;
-
-/**
- * Defines the standard key locations returned by
- * KeyboardEvent.getKeyLocation.
- */
-abstract class KeyLocation {
-
-  /**
-   * The event key is not distinguished as the left or right version
-   * of the key, and did not originate from the numeric keypad (or did not
-   * originate with a virtual key corresponding to the numeric keypad).
-   */
-  static const int STANDARD = 0;
-
-  /**
-   * The event key is in the left key location.
-   */
-  static const int LEFT = 1;
-
-  /**
-   * The event key is in the right key location.
-   */
-  static const int RIGHT = 2;
-
-  /**
-   * The event key originated on the numeric keypad or with a virtual key
-   * corresponding to the numeric keypad.
-   */
-  static const int NUMPAD = 3;
-
-  /**
-   * The event key originated on a mobile device, either on a physical
-   * keypad or a virtual keyboard.
-   */
-  static const int MOBILE = 4;
-
-  /**
-   * The event key originated on a game controller or a joystick on a mobile
-   * device.
-   */
-  static const int JOYSTICK = 5;
-}