Remove all support for cygwin in run-webkit-tests.

third_party/WebKit/Tools/Scripts/webkitpy/common/system/path_unittest.py

Index: third_party/WebKit/Tools/Scripts/webkitpy/common/system/path_unittest.py
diff --git a/third_party/WebKit/Tools/Scripts/webkitpy/common/system/path_unittest.py b/third_party/WebKit/Tools/Scripts/webkitpy/common/system/path_unittest.py
index 699a026a2a9fd5033f3ab7d2de5c50652e998495..b180ca9a3c88a01d39da160cda8e11a9c0ae10d7 100644
--- a/third_party/WebKit/Tools/Scripts/webkitpy/common/system/path_unittest.py
+++ b/third_party/WebKit/Tools/Scripts/webkitpy/common/system/path_unittest.py
@@ -39,12 +39,6 @@ class AbspathTest(unittest.TestCase):
     def platform_info(self):
         return SystemHost().platform
 
-    def test_abspath_to_uri_cygwin(self):
-        if sys.platform != 'cygwin':
-            return
-        self.assertEqual(path.abspath_to_uri(self.platform_info(), '/cygdrive/c/foo/bar.html'),
-                         'file:///C:/foo/bar.html')
-
     def test_abspath_to_uri_unixy(self):
         self.assertEqual(path.abspath_to_uri(MockPlatformInfo(), '/foo/bar.html'),
                          'file:///foo/bar.html')
@@ -58,24 +52,3 @@ class AbspathTest(unittest.TestCase):
     def test_abspath_to_uri_escaping_unixy(self):
         self.assertEqual(path.abspath_to_uri(MockPlatformInfo(), '/foo/bar + baz%?.html'),
                          'file:///foo/bar%20+%20baz%25%3F.html')
-
-        # Note that you can't have '?' in a filename on windows.
-    def test_abspath_to_uri_escaping_cygwin(self):
-        if sys.platform != 'cygwin':
-            return
-        self.assertEqual(path.abspath_to_uri(self.platform_info(), '/cygdrive/c/foo/bar + baz%.html'),
-                         'file:///C:/foo/bar%20+%20baz%25.html')
-
-    def test_stop_cygpath_subprocess(self):
-        if sys.platform != 'cygwin':
-            return
-
-        # Call cygpath to ensure the subprocess is running.
-        path.cygpath('/cygdrive/c/foo.txt')
-        self.assertTrue(path._CygPath._singleton.is_running())
-
-        # Stop it.
-        path._CygPath.stop_cygpath_subprocess()
-
-        # Ensure that it is stopped.
-        self.assertFalse(path._CygPath._singleton.is_running())