Revert of Move geometry interface files to geometry directory.

third_party/WebKit/Source/core/dom/DOMRectReadOnly.idl

+// Copyright 2014 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.
+
+// https://dev.w3.org/fxtf/geometry/#DOMRect
+
+[
+    Constructor(optional unrestricted double x = 0, optional unrestricted double y = 0,
+                optional unrestricted double width = 0, optional unrestricted double height = 0),
+    Exposed=(Window,Worker),
+    RuntimeEnabled=GeometryInterfaces,
+] interface DOMRectReadOnly {
+    [NewObject] static DOMRectReadOnly fromRect(optional DOMRectInit other);
+
+    readonly attribute unrestricted double x;
+    readonly attribute unrestricted double y;
+    readonly attribute unrestricted double width;
+    readonly attribute unrestricted double height;
+    readonly attribute unrestricted double top;
+    readonly attribute unrestricted double right;
+    readonly attribute unrestricted double bottom;
+    readonly attribute unrestricted double left;
+
+    serializer = { attribute };
+};