Fix trailing whitespace in scripts and misc. files

Tools/Scripts/webkitpy/thirdparty/unittest2/loader.py

Index: Tools/Scripts/webkitpy/thirdparty/unittest2/loader.py
diff --git a/Tools/Scripts/webkitpy/thirdparty/unittest2/loader.py b/Tools/Scripts/webkitpy/thirdparty/unittest2/loader.py
index 8ec2eadd3163ad6cd4eb178967793a0c1018d332..690df41f8e14bc0745bd17326fd98f1de601b062 100644
--- a/Tools/Scripts/webkitpy/thirdparty/unittest2/loader.py
+++ b/Tools/Scripts/webkitpy/thirdparty/unittest2/loader.py
@@ -53,7 +53,7 @@ def _make_failed_test(classname, methodname, exception, suiteClass):
     attrs = {methodname: testFailure}
     TestClass = type(classname, (case.TestCase,), attrs)
     return suiteClass((TestClass(methodname),))
-    
+
 
 class TestLoader(unittest.TestLoader):
     """
@@ -241,7 +241,7 @@ class TestLoader(unittest.TestLoader):
     def _match_path(self, path, full_path, pattern):
         # override this method to use alternative matching strategy
         return fnmatch(path, pattern)
-    
+
     def _find_tests(self, start_dir, pattern):
         """Used by discovery. Yields test suites it loads."""
         paths = os.listdir(start_dir)