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diff --git a/contexts/data/lib/closure-library/closure/goog/positioning/clientposition.js b/contexts/data/lib/closure-library/closure/goog/positioning/clientposition.js
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--- a/contexts/data/lib/closure-library/closure/goog/positioning/clientposition.js
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@@ -1,88 +0,0 @@
-// Copyright 2006 The Closure Library Authors. All Rights Reserved.
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-// http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS-IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-/**
- * @fileoverview Client positioning class.
- *
- */
-
-goog.provide('goog.positioning.ClientPosition');
-
-goog.require('goog.asserts');
-goog.require('goog.math.Box');
-goog.require('goog.math.Coordinate');
-goog.require('goog.math.Size');
-goog.require('goog.positioning');
-goog.require('goog.positioning.AbstractPosition');
-goog.require('goog.style');
-
-
-
-/**
- * Encapsulates a popup position where the popup is positioned relative to the
- * window (client) coordinates. This calculates the correct position to
- * use even if the element is relatively positioned to some other element. This
- * is for trying to position an element at the spot of the mouse cursor in
- * a MOUSEMOVE event. Just use the event.clientX and event.clientY as the
- * parameters.
- *
- * @param {number|goog.math.Coordinate} arg1 Left position or coordinate.
- * @param {number=} opt_arg2 Top position.
- * @constructor
- * @extends {goog.positioning.AbstractPosition}
- */
-goog.positioning.ClientPosition = function(arg1, opt_arg2) {
- /**
- * Coordinate to position popup at.
- * @type {goog.math.Coordinate}
- */
- this.coordinate = arg1 instanceof goog.math.Coordinate ? arg1 :
- new goog.math.Coordinate(/** @type {number} */ (arg1), opt_arg2);
-};
-goog.inherits(goog.positioning.ClientPosition,
- goog.positioning.AbstractPosition);
-
-
-/**
- * Repositions the popup according to the current state
- *
- * @param {Element} movableElement The DOM element of the popup.
- * @param {goog.positioning.Corner} movableElementCorner The corner of
- * the popup element that that should be positioned adjacent to
- * the anchorElement. One of the goog.positioning.Corner
- * constants.
- * @param {goog.math.Box=} opt_margin A margin specified in pixels.
- * @param {goog.math.Size=} opt_preferredSize Preferred size of the element.
- * @override
- */
-goog.positioning.ClientPosition.prototype.reposition = function(
- movableElement, movableElementCorner, opt_margin, opt_preferredSize) {
- goog.asserts.assert(movableElement);
-
- // Translates the coordinate to be relative to the page.
- var viewportOffset = goog.style.getViewportPageOffset(
- goog.dom.getOwnerDocument(movableElement));
- var x = this.coordinate.x + viewportOffset.x;
- var y = this.coordinate.y + viewportOffset.y;
-
- // Translates the coordinate to be relative to the offset parent.
- var movableParentTopLeft =
- goog.positioning.getOffsetParentPageOffset(movableElement);
- x -= movableParentTopLeft.x;
- y -= movableParentTopLeft.y;
-
- goog.positioning.positionAtCoordinate(
- new goog.math.Coordinate(x, y), movableElement, movableElementCorner,
- opt_margin, null, null, opt_preferredSize);
-};