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

third_party/WebKit/Tools/Scripts/webkitpy/layout_tests/port/android.py

 # Copyright (C) 2012 Google 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
 # copyright notice, this list of conditions and the following disclaimer
@@ skipping 343 matching lines @@
                     callback = printer.write_throttled_update
                 else:
                     callback = printer.write_update
                 with lock:
                     callback("[%s] %s" % (serial, msg))
 
             log_safely("preparing device", throttled=False)
             try:
                 d._setup_test(log_safely)
                 log_safely("device prepared", throttled=False)
-            except (ScriptError, driver.DeviceFailure) as e:
+            except (ScriptError, driver.DeviceFailure) as error:
                 with lock:
-                    _log.warning("[%s] failed to prepare_device: %s", serial, str(e))
+                    _log.warning("[%s] failed to prepare_device: %s", serial, error)
             except KeyboardInterrupt:
                 if pool:
                     pool.terminate()
 
         # FIXME: It would be nice if we knew how many workers we needed.
         num_workers = self.default_child_processes()
         num_child_processes = int(self.get_option('child_processes'))
         if num_child_processes:
             num_workers = min(num_workers, num_child_processes)
         if num_workers > 1:
@@ skipping 528 matching lines @@
         super(ChromiumAndroidDriver, self).start(pixel_tests, per_test_args, deadline)
 
     def _start(self, pixel_tests, per_test_args):
         if not self._android_devices.is_device_prepared(self._device.serial):
             raise driver.DeviceFailure("%s is not prepared in _start()" % self._device.serial)
 
         for retries in range(3):
             try:
                 if self._start_once(pixel_tests, per_test_args):
                     return
-            except ScriptError as e:
-                self._abort('ScriptError("%s") in _start()' % str(e))
+            except ScriptError as error:
+                self._abort('ScriptError("%s") in _start()' % error)
 
             self._log_error('Failed to start the content_shell application. Retries=%d. Log:%s' % (retries, self._get_logcat()))
             self.stop()
             time.sleep(2)
         self._abort('Failed to start the content_shell application multiple times. Giving up.')
 
     def _start_once(self, pixel_tests, per_test_args):
         super(ChromiumAndroidDriver, self)._start(pixel_tests, per_test_args, wait_for_ready=False)
 
         # We delay importing forwarder as long as possible because it uses fcntl,
@@ skipping 182 matching lines @@
         return command
 
     def _read_prompt(self, deadline):
         last_char = ''
         while True:
             current_char = self._server_process.read_stdout(deadline, 1)
             if current_char == ' ':
                 if last_char in ('#', '$'):
                     return
             last_char = current_char