Remove all perl scripts from Tools/Scripts

Tools/Scripts/webkitpy/common/system/executive_unittest.py

Index: Tools/Scripts/webkitpy/common/system/executive_unittest.py
diff --git a/Tools/Scripts/webkitpy/common/system/executive_unittest.py b/Tools/Scripts/webkitpy/common/system/executive_unittest.py
index 0f3d9170443683013aee6ee608178144cec960c0..57f39b9320464a2336ab3861938d824c14e5850d 100644
--- a/Tools/Scripts/webkitpy/common/system/executive_unittest.py
+++ b/Tools/Scripts/webkitpy/common/system/executive_unittest.py
@@ -88,11 +88,7 @@ class ExecutiveTest(unittest.TestCase):
     def test_interpreter_for_script(self):
         self.assert_interpreter_for_content(None, '')
         self.assert_interpreter_for_content(None, 'abcd\nefgh\nijklm')
-        self.assert_interpreter_for_content(None, '##/usr/bin/perl')
-        self.assert_interpreter_for_content('perl', '#!/usr/bin/env perl')
-        self.assert_interpreter_for_content('perl', '#!/usr/bin/env perl\nfirst\nsecond')
-        self.assert_interpreter_for_content('perl', '#!/usr/bin/perl')
-        self.assert_interpreter_for_content('perl', '#!/usr/bin/perl -w')
+        self.assert_interpreter_for_content(None, '##/usr/bin/env python')

[Julien - ping for review, 2015/07/31 21:51:25]

Dirk, I think this unit test updates makes sense. Would appreciate if you could
review this part though.

[Dirk Pranke, 2015/07/31 22:01:24]

Yup, that's fine. Still lgtm.

         self.assert_interpreter_for_content(sys.executable, '#!/usr/bin/env python')
         self.assert_interpreter_for_content(sys.executable, '#!/usr/bin/env python\nfirst\nsecond')
         self.assert_interpreter_for_content(sys.executable, '#!/usr/bin/python')