Removed support for Internet Explorer

spec/html/SpyRegistryHtmlSpec.js

@@ -4,8 +4,6 @@ describe('Spy Registry browser-specific behavior', function() {
   }
 
   it('can spy on and unspy window.onerror', function() {
-    requireWriteableOnerror();
-
     var spies = [],
       spyRegistry = new jasmineUnderTest.SpyRegistry({
         currentSpies: function() {
@@ -24,18 +22,4 @@ describe('Spy Registry browser-specific behavior', function() {
       window.onerror = originalHandler;
     }
   });
-
-  function requireWriteableOnerror() {
-    var descriptor;
-
-    try {
-      descriptor = Object.getOwnPropertyDescriptor(window, 'onerror');
-    } catch (e) {
-      // IE 8 doesn't support `definePropery` on non-DOM nodes
-    }
-
-    if (descriptor && !(descriptor.writable || descriptor.set)) {
-      pending('Browser declares window.onerror to be readonly');
-    }
-  }
 });