Reformat webkitpy.layout_tests w/ format-webkitpy.

Tools/Scripts/webkitpy/layout_tests/controllers/layout_test_finder.py

Index: Tools/Scripts/webkitpy/layout_tests/controllers/layout_test_finder.py
diff --git a/Tools/Scripts/webkitpy/layout_tests/controllers/layout_test_finder.py b/Tools/Scripts/webkitpy/layout_tests/controllers/layout_test_finder.py
index 391b6fa9d335e299025586f45b0675a5b4ffa91a..6440dadf20c3965e22358f39222eae11e65ec831 100644
--- a/Tools/Scripts/webkitpy/layout_tests/controllers/layout_test_finder.py
+++ b/Tools/Scripts/webkitpy/layout_tests/controllers/layout_test_finder.py
@@ -37,6 +37,7 @@ _log = logging.getLogger(__name__)
 
 
 class LayoutTestFinder(object):
+
     def __init__(self, port, options):
         self._port = port
         self._options = options
@@ -46,7 +47,10 @@ class LayoutTestFinder(object):
     def find_tests(self, options, args):
         paths = self._strip_test_dir_prefixes(args)
         if options.test_list:
-            paths += self._strip_test_dir_prefixes(self._read_test_names_from_file(options.test_list, self._port.TEST_PATH_SEPARATOR))
+            paths += self._strip_test_dir_prefixes(
+                self._read_test_names_from_file(
+                    options.test_list,
+                    self._port.TEST_PATH_SEPARATOR))
         test_files = self._port.tests(paths)
         return (paths, test_files)
 
@@ -74,7 +78,7 @@ class LayoutTestFinder(object):
                     line = self._strip_comments(line)
                     if line:
                         tests.append(line)
-            except IOError, e:
+            except IOError as e:
                 if e.errno == errno.ENOENT:
                     _log.critical('')
                     _log.critical('--test-list file "%s" not found' % file)
@@ -120,7 +124,7 @@ class LayoutTestFinder(object):
         # just grab a subset of the non-skipped tests.
         chunk_value = self._options.run_chunk or self._options.run_part
         try:
-            (chunk_num, chunk_len) = chunk_value.split(":")
+            (chunk_num, chunk_len) = chunk_value.split(':')
             chunk_num = int(chunk_num)
             assert(chunk_num >= 0)
             test_size = int(chunk_len)