Reformat webkitpy.layout_tests w/ format-webkitpy.

Tools/Scripts/webkitpy/layout_tests/port/browser_test.py

Index: Tools/Scripts/webkitpy/layout_tests/port/browser_test.py
diff --git a/Tools/Scripts/webkitpy/layout_tests/port/browser_test.py b/Tools/Scripts/webkitpy/layout_tests/port/browser_test.py
index 3f7845e7d4b13cb3bc204d0bfe701cb2d48db408..2421520bd9548026eafc8a5037542ffb76bc3aec 100644
--- a/Tools/Scripts/webkitpy/layout_tests/port/browser_test.py
+++ b/Tools/Scripts/webkitpy/layout_tests/port/browser_test.py
@@ -44,9 +44,11 @@ def get_port_class_name(port_name):
 
 
 class BrowserTestPortOverrides(object):
+
     """Set of overrides that every browser test platform port should have. This
     class should not be instantiated as certain functions depend on base. Port
     to work."""
+
     def _driver_class(self):
         return browser_test_driver.BrowserTestDriver
 
@@ -77,6 +79,7 @@ class BrowserTestLinuxPort(BrowserTestPortOverrides, linux.LinuxPort):
 
 
 class BrowserTestMacPort(BrowserTestPortOverrides, mac.MacPort):
+
     def _path_to_driver(self, configuration=None):
         return self._build_path_with_configuration(configuration, self.driver_name())
 
@@ -89,6 +92,7 @@ class BrowserTestMacPort(BrowserTestPortOverrides, mac.MacPort):
 
 
 class BrowserTestWinPort(BrowserTestPortOverrides, win.WinPort):
+
     def default_timeout_ms(self):
         timeout_ms = 20 * 1000
         if self.get_option('configuration') == 'Debug':  # pylint: disable=E1101