Style change: Rename error variables "e" -> "error"

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

 # Copyright (c) 2009, Google Inc. All rights reserved.
 # Copyright (c) 2009 Apple Inc. All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions are
 # met:
 #
 #     * Redistributions of source code must retain the above copyright
 # notice, this list of conditions and the following disclaimer.
 #     * Redistributions in binary form must reproduce the above
@@ skipping 128 matching lines @@
 
         # According to http://docs.python.org/library/os.html
         # os.kill isn't available on Windows. python 2.5.5 os.kill appears
         # to work in cygwin, however it occasionally raises EAGAIN.
         retries_left = 10 if sys.platform == "cygwin" else 1
         while retries_left > 0:
             try:
                 retries_left -= 1
                 os.kill(pid, signal.SIGKILL)
                 _ = os.waitpid(pid, os.WNOHANG)
-            except OSError as e:
-                if e.errno == errno.EAGAIN:
+            except OSError as error:
+                if error.errno == errno.EAGAIN:
                     if retries_left <= 0:
                         _log.warning("Failed to kill pid %s.  Too many EAGAIN errors.", pid)
                     continue
-                if e.errno == errno.ESRCH:  # The process does not exist.
+                if error.errno == errno.ESRCH:  # The process does not exist.
                     return
-                if e.errno == errno.EPIPE:  # The process has exited already on cygwin
+                if error.errno == errno.EPIPE:  # The process has exited already on cygwin
                     return
-                if e.errno == errno.ECHILD:
+                if error.errno == errno.ECHILD:
                     # Can't wait on a non-child process, but the kill worked.
                     return
-                if e.errno == errno.EACCES and sys.platform == 'cygwin':
+                if error.errno == errno.EACCES and sys.platform == 'cygwin':
                     # Cygwin python sometimes can't kill native processes.
                     return
                 raise
 
     def _win32_check_running_pid(self, pid):
         # importing ctypes at the top-level seems to cause weird crashes at
         # exit under cygwin on apple's win port. Only win32 needs cygwin, so
         # we import it here instead. See https://bugs.webkit.org/show_bug.cgi?id=91682
         import ctypes
 
@@ skipping 298 matching lines @@
             pool.close()
             pool.join()
 
 
 def _run_command_thunk(cmd_line_and_cwd):
     # Note that this needs to be a bare module (and hence Picklable) method to work with multiprocessing.Pool.
     (cmd_line, cwd) = cmd_line_and_cwd
     proc = subprocess.Popen(cmd_line, cwd=cwd, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
     stdout, stderr = proc.communicate()
     return (proc.returncode, stdout, stderr)