Removing Element.rect.

lib/html/dart2js/html_dart2js.dart

Index: lib/html/dart2js/html_dart2js.dart
diff --git a/lib/html/dart2js/html_dart2js.dart b/lib/html/dart2js/html_dart2js.dart
index bfa451ad8402e6c8e23e3accaaa638dc1b76f443..efedcffac8a10a26553c950a713aafd175b4b9ff 100644
--- a/lib/html/dart2js/html_dart2js.dart
+++ b/lib/html/dart2js/html_dart2js.dart
@@ -10354,16 +10354,6 @@ Future<CSSStyleDeclaration> _emptyStyleFuture() {
                                   new Completer<CSSStyleDeclaration>());
 }
 
-class EmptyElementRect implements ElementRect {
-  final ClientRect client = const _SimpleClientRect(0, 0, 0, 0);
-  final ClientRect offset = const _SimpleClientRect(0, 0, 0, 0);
-  final ClientRect scroll = const _SimpleClientRect(0, 0, 0, 0);
-  final ClientRect bounding = const _SimpleClientRect(0, 0, 0, 0);
-  final List<ClientRect> clientRects = const <ClientRect>[];
-
-  const EmptyElementRect();
-}
-
 class _FrozenCSSClassSet extends _CssClassSet {
   _FrozenCSSClassSet() : super(null);
 
@@ -10456,11 +10446,6 @@ class _DocumentFragmentImpl extends _NodeImpl implements DocumentFragment native
     this.insertAdjacentHTML('beforeend', text);
   }
 
-  Future<ElementRect> get rect {
-    return _createMeasurementFuture(() => const EmptyElementRect(),
-                                    new Completer<ElementRect>());
-  }
-
   // If we can come up with a semi-reasonable default value for an Element
   // getter, we'll use it. In general, these return the same values as an
   // element that has no parent.
@@ -10990,20 +10975,6 @@ abstract class AttributeMap implements Map<String, String> {
   void operator []=(String key, value);
 }
 
-/**
- * All your element measurement needs in one place
- */
-abstract class ElementRect {
-  // Relative to offsetParent
-  ClientRect get client;
-  ClientRect get offset;
-  ClientRect get scroll;
-  // In global coords
-  ClientRect get bounding;
-  // In global coords
-  List<ClientRect> get clientRects;
-}
-
 abstract class NodeSelector {
   Element query(String selectors);
   List<Element> queryAll(String selectors);
@@ -11060,13 +11031,6 @@ abstract class Element implements Node, NodeSelector {
    */
   void addHTML(String html);
 
-  /**
-   * @domName getClientRects, getBoundingClientRect, clientHeight, clientWidth,
-   * clientTop, clientLeft, offsetHeight, offsetWidth, offsetTop, offsetLeft,
-   * scrollHeight, scrollWidth, scrollTop, scrollLeft
-   */
-  Future<ElementRect> get rect;
-
   /** @domName Window.getComputedStyle */
   Future<CSSStyleDeclaration> get computedStyle;
 
@@ -11998,51 +11962,6 @@ class _SimpleClientRect implements ClientRect {
   String toString() => "($left, $top, $width, $height)";
 }
 
-// TODO(jacobr): we cannot currently be lazy about calculating the client
-// rects as we must perform all measurement queries at a safe point to avoid
-// triggering unneeded layouts.
-/**
- * All your element measurement needs in one place
- * @domName none
- */
-class _ElementRectImpl implements ElementRect {
-  final ClientRect client;
-  final ClientRect offset;
-  final ClientRect scroll;
-
-  // TODO(jacobr): should we move these outside of ElementRect to avoid the
-  // overhead of computing them every time even though they are rarely used.
-  final _ClientRectImpl _boundingClientRect;
-  final _ClientRectListImpl _clientRects;
-
-  _ElementRectImpl(_ElementImpl element) :
-    client = new _SimpleClientRect(element.clientLeft,
-                                  element.clientTop,
-                                  element.clientWidth,
-                                  element.clientHeight),
-    offset = new _SimpleClientRect(element.offsetLeft,
-                                  element.offsetTop,
-                                  element.offsetWidth,
-                                  element.offsetHeight),
-    scroll = new _SimpleClientRect(element.scrollLeft,
-                                  element.scrollTop,
-                                  element.scrollWidth,
-                                  element.scrollHeight),
-    _boundingClientRect = element.getBoundingClientRect(),
-    _clientRects = element.getClientRects();
-
-  _ClientRectImpl get bounding => _boundingClientRect;
-
-  // TODO(jacobr): cleanup.
-  List<ClientRect> get clientRects {
-    final out = new List(_clientRects.length);
-    for (num i = 0; i < _clientRects.length; i++) {
-      out[i] = _clientRects.item(i);
-    }
-    return out;
-  }
-}
-
 class _ElementImpl extends _NodeImpl implements Element native "*Element" {
 
   /**
@@ -12091,12 +12010,6 @@ class _ElementImpl extends _NodeImpl implements Element native "*Element" {
     }
   }
 
-  Future<ElementRect> get rect {
-    return _createMeasurementFuture(
-        () => new _ElementRectImpl(this),
-        new Completer<ElementRect>());
-  }
-
   Future<CSSStyleDeclaration> get computedStyle {
      // TODO(jacobr): last param should be null, see b/5045788
      return getComputedStyle('');