Add regression test for http://bugzilla.mozilla.org/show_bug.cgi?id=7635.

Rename files for consistency.

These files are not part of the client.

js/tests/ecma_2/instanceof/instanceof-003.js

@@ -0,0 +1,46 @@
+/**
+    File Name:          instanceof-003.js
+    ECMA Section:
+    Description:        http://bugzilla.mozilla.org/show_bug.cgi?id=7635
+
+js> function Foo() {}
+js> theproto = {};
+[object Object]
+js> Foo.prototype = theproto
+[object Object]
+js> theproto instanceof Foo
+true
+
+I think this should be 'false'
+
+
+    Author:             christine@netscape.com
+    Date:               12 november 1997
+*/
+    var SECTION = "instanceof-003";
+    var VERSION = "ECMA_2";
+    var TITLE   = "instanceof operator";
+    var BUGNUMBER ="http://bugzilla.mozilla.org/show_bug.cgi?id=7635";
+
+    startTest();
+
+    function Foo() {};
+    theproto = {};
+    Foo.prototype = theproto;
+
+    AddTestCase(
+        "function Foo() = {}; theproto = {}; Foo.prototype = theproto; " +
+            "theproto instanceof Foo",
+        false,
+        theproto instanceof Foo );
+
+
+    var o = {};
+
+    AddTestCase(
+        "o = {}; o instanceof o",
+        false,
+        o instanceof o );
+
+
+    test();