Drop 3 tests testing an obsolete Ecma402 v1 spec (#807)

The following three tests check an obsolete provision in Ecma 402
v1 regarding Intl.{Collator,DateTimeFormat,NumberFormat} constructor
called as a function.

Collator/10.1.2.1_4.js
DateTimeFormat/12.1.2.1_4.js
NumberFormat/11.1.2.1_4.js

test/intl402/Collator/10.1.2.1_4.js

-// Copyright 2012 Mozilla Corporation. All rights reserved.
-// This code is governed by the BSD license found in the LICENSE file.
-
-/*---
-es5id: 10.1.2.1_4
-description: >
-    Tests that non-object values passed as this to Collator are ignored
-    and a normal collator object will be initialized and returned.
-author: Norbert Lindenberg
----*/
-
-var thisValues = [true, 42, "国際化"];
-
-thisValues.forEach(function (value) {
-    var collator = Intl.Collator.call(value);
-    // check that the returned object functions as a collator
-    var referenceCollator = new Intl.Collator();
-    if (Intl.Collator.prototype.compare.call(collator, "a", "b") !== referenceCollator.compare("a", "b")) {
-        $ERROR("Collator initialized from " + value + " doesn't behave like normal collator.");
-    }
-    return true;
-});

test/intl402/DateTimeFormat/12.1.2.1_4.js

-// Copyright 2012 Mozilla Corporation. All rights reserved.
-// This code is governed by the BSD license found in the LICENSE file.
-
-/*---
-es5id: 12.1.2.1_4
-description: >
-    Tests that non-object values passed as this to DateTimeFormat are ignored
-    and a normal date-time format object will be initialized and returned.
-author: Norbert Lindenberg
----*/
-
-var thisValues = [true, 42, "国際化"];
-
-thisValues.forEach(function (value) {
-    var format = Intl.DateTimeFormat.call(value);
-    // check that the returned object functions as a date-time format
-    var referenceFormat = new Intl.DateTimeFormat();
-    if (Intl.DateTimeFormat.prototype.format.call(format, new Date(111111111)) !== referenceFormat.format(new Date(111111111))) {
-        $ERROR("DateTimeFormat initialized from " + value + " doesn't behave like normal date-time format.");
-    }
-    return true;
-});

test/intl402/NumberFormat/11.1.2.1_4.js

-// Copyright 2012 Mozilla Corporation. All rights reserved.
-// This code is governed by the BSD license found in the LICENSE file.
-
-/*---
-es5id: 11.1.2.1_4
-description: >
-    Tests that non-object values passed as this to NumberFormat are ignored
-    and a normal number format object will be initialized and returned.
-author: Norbert Lindenberg
----*/
-
-var thisValues = [true, 42, "国際化"];
-
-thisValues.forEach(function (value) {
-    var format = Intl.NumberFormat.call(value);
-    // check that the returned object functions as a number format
-    var referenceFormat = new Intl.NumberFormat();
-    if (Intl.NumberFormat.prototype.format.call(format, 12.3456) !== referenceFormat.format(12.3456)) {
-        $ERROR("NumberFormat initialized from " + value + " doesn't behave like normal number format.");
-    }
-    return true;
-});