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

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

Index: third_party/WebKit/Tools/Scripts/webkitpy/common/system/filesystem.py
diff --git a/third_party/WebKit/Tools/Scripts/webkitpy/common/system/filesystem.py b/third_party/WebKit/Tools/Scripts/webkitpy/common/system/filesystem.py
index 7673332eb6f8d72324fde94fa4288d7daa62f312..63a84c786a7bd8ec7d1dd7c64bc9a2a0af6d3ffa 100644
--- a/third_party/WebKit/Tools/Scripts/webkitpy/common/system/filesystem.py
+++ b/third_party/WebKit/Tools/Scripts/webkitpy/common/system/filesystem.py
@@ -174,8 +174,8 @@ class FileSystem(object):
         """Create the specified directory if it doesn't already exist."""
         try:
             os.makedirs(self.join(*path))
-        except OSError as e:
-            if e.errno != errno.EEXIST:
+        except OSError as error:
+            if error.errno != errno.EEXIST:
                 raise
 
     def move(self, source, destination):
@@ -258,11 +258,11 @@ class FileSystem(object):
             try:
                 osremove(path)
                 return True
-            except exceptions.WindowsError as e:
+            except exceptions.WindowsError:
                 time.sleep(sleep_interval)
                 retry_timeout_sec -= sleep_interval
                 if retry_timeout_sec < 0:
-                    raise e
+                    raise
 
     def rmtree(self, path):
         """Delete the directory rooted at path, whether empty or not."""