Revert "Add gsutil 4.13 to telemetry/third_party"

tools/telemetry/third_party/gsutil/third_party/retry-decorator/retry_decorator/retry_decorator.py

Index: tools/telemetry/third_party/gsutil/third_party/retry-decorator/retry_decorator/retry_decorator.py
diff --git a/tools/telemetry/third_party/gsutil/third_party/retry-decorator/retry_decorator/retry_decorator.py b/tools/telemetry/third_party/gsutil/third_party/retry-decorator/retry_decorator/retry_decorator.py
deleted file mode 100644
index 466396a3b9199c1b49089bf833f0088dfbabbf3b..0000000000000000000000000000000000000000
--- a/tools/telemetry/third_party/gsutil/third_party/retry-decorator/retry_decorator/retry_decorator.py
+++ /dev/null
@@ -1,37 +0,0 @@
-#!/usr/bin/env python
-
-from __future__ import print_function
-
-import traceback
-import logging
-import time
-import random
-import sys
-
-def retry(ExceptionToCheck, tries=10, timeout_secs=1.0, logger=None):
-    """
-    Retry calling the decorated function using an exponential backoff.
-    """
-    def deco_retry(f):
-        def f_retry(*args, **kwargs):
-            mtries, mdelay = tries, timeout_secs
-            while mtries > 1:
-                try:
-                    return f(*args, **kwargs)
-                except ExceptionToCheck as e:
-                    #traceback.print_exc()
-                    half_interval = mdelay * 0.10 #interval size
-                    actual_delay = random.uniform(mdelay - half_interval, mdelay + half_interval)
-                    msg = "Retrying in %.2f seconds ..." % actual_delay
-                    if logger is None:
-                        logging.exception(msg)
-                    else:
-                        logger.exception(msg)
-                    time.sleep(actual_delay)
-                    mtries -= 1
-                    mdelay *= 2
-            return f(*args, **kwargs)
-        return f_retry  # true decorator
-    return deco_retry
-
-