[2.1.0] Genericize element contents removal. This is done in a slightly hacky way since ElementDef is not available, but should be sufficient.

git-svn-id: http://htmlpurifier.org/svnroot/htmlpurifier/trunk@1313 48356398-32a2-884e-a903-53898d9a118a

tests/HTMLPurifier/Strategy/RemoveForeignElementsTest.php

@@ -30,12 +30,23 @@ class HTMLPurifier_Strategy_RemoveForeignElementsTest
             ''
         );
         
+        $this->assertResult(
+            '<style>.foo {blink;}</style>',
+            ''
+        );
+        
         $this->assertResult(
             '<script>alert();</script>',
             'alert();',
             array('Core.RemoveScriptContents' => false)
         );
         
+        $this->assertResult(
+            '<script>alert();</script>',
+            'alert();',
+            array('Core.HiddenElements' => array())
+        );
+        
         $this->assertResult(
             '<menu><li>Item 1</li></menu>',
             '<ul><li>Item 1</li></ul>'