test renaming overhaul: step 4 client tests

tests/dom/document_test.dart

 #library('DocumentTest');
-#import('../../../../lib/unittest/unittest.dart');
-#import('../../../../lib/unittest/dom_config.dart');
+#import('../../lib/unittest/unittest.dart');
+#import('../../lib/unittest/dom_config.dart');
 #import('dart:dom');
 
 main() {
   useDomConfiguration();
 
   test('CreateElement', () {
     // FIXME: nifty way crashes, do it boring way.
     Expect.isTrue(document.createElement('span') is HTMLElement);
     Expect.isTrue(document.createElement('div') is HTMLDivElement);
     Expect.isTrue(document.createElement('a') is HTMLAnchorElement);
     Expect.isTrue(document.createElement('bad_name') is HTMLUnknownElement);
   });
 
   test('DocumentURL', () {
     // URL is something like ..._client_dom_DocumentTest.dartfrogium.html
     Expect.isTrue(document.URL.endsWith('.html'));
-    Expect.isTrue(document.URL.indexOf('DocumentTest') > 0);
+    Expect.isTrue(document.URL.indexOf('document_test') > 0);
   });
 }