[Fixed Position] Remove obsolete script

Remove obsolete script for selection management in
Fixed Position view; this has been generalized to
become part of Edit mode. WTD-929.

platform/features/layout/test/LayoutSelectionSpec.js

@@ -1,85 +0,0 @@
-/*global define,describe,it,expect,beforeEach,jasmine,xit*/
-
-define(
-    ['../src/LayoutSelection'],
-    function (LayoutSelection) {
-        "use strict";
-
-        describe("Layout/fixed position selection manager", function () {
-            var testSelection,
-                testProxy,
-                testElement,
-                otherElement,
-                selection;
-
-            beforeEach(function () {
-                testSelection = [];
-                testProxy = { someKey: "some value" };
-                testElement = { someOtherKey: "some other value" };
-                otherElement = { yetAnotherKey: 42 };
-                selection = new LayoutSelection(testSelection, testProxy);
-            });
-
-            it("adds the proxy to the selection array", function () {
-                expect(testSelection).toEqual([testProxy]);
-            });
-
-            it("includes selected objects alongside the proxy", function () {
-                selection.select(testElement);
-                expect(testSelection).toEqual([testProxy, testElement]);
-            });
-
-            it("allows elements to be deselected", function () {
-                selection.select(testElement);
-                selection.deselect();
-                expect(testSelection).toEqual([testProxy]);
-            });
-
-            it("replaces old selections with new ones", function () {
-                selection.select(testElement);
-                selection.select(otherElement);
-                expect(testSelection).toEqual([testProxy, otherElement]);
-            });
-
-            it("allows retrieval of the current selection", function () {
-                selection.select(testElement);
-                expect(selection.get()).toBe(testElement);
-                selection.select(otherElement);
-                expect(selection.get()).toBe(otherElement);
-            });
-
-            it("can check if an element is selected", function () {
-                selection.select(testElement);
-                expect(selection.selected(testElement)).toBeTruthy();
-                expect(selection.selected(otherElement)).toBeFalsy();
-                selection.select(otherElement);
-                expect(selection.selected(testElement)).toBeFalsy();
-                expect(selection.selected(otherElement)).toBeTruthy();
-            });
-
-            it("cleans up the selection on destroy", function () {
-                selection.destroy();
-                expect(testSelection).toEqual([]);
-            });
-
-            it("preserves other elements in the array", function () {
-                testSelection.push(42);
-                selection.select(testElement);
-                expect(testSelection).toEqual([testProxy, testElement, 42]);
-            });
-
-            it("considers the proxy to be selected", function () {
-                expect(selection.selected(testProxy)).toBeTruthy();
-                selection.select(testElement);
-                // Even when something else is selected...
-                expect(selection.selected(testProxy)).toBeTruthy();
-            });
-
-            it("treats selection of the proxy as a no-op", function () {
-                selection.select(testProxy);
-                expect(testSelection).toEqual([testProxy]);
-            });
-
-        });
-    }
-);

platform/features/layout/test/suite.json

@@ -3,7 +3,6 @@
     "FixedProxy",
     "LayoutController",
     "LayoutDrag",
-    "LayoutSelection",
     "elements/AccessorMutator",
     "elements/BoxProxy",
     "elements/ElementFactory",