[Stress tester] Remove analyze_request_durations.py

It turned out that the analysis performed by this script wasn’t particularly helpful because it aggregated the results too early.

The stress tester is now outputting all code completion timings. It’s better to analyze those usings standalone tools.

Author: ahoppen

analyze_request_durations.py

@@ -22,7 +22,6 @@ import subprocess
 import argparse
 import platform
 import codecs
-from analyze_request_durations import analyze_request_durations
 
 import common
 
@@ -267,8 +266,6 @@ class StressTesterRunner(object):
         except common.ExecuteCommandFailure:
             self.compat_runner_failed = True
 
-        analyze_request_durations(request_durations)
-
         success = self._process_output(results, self.xfails_path)
 
         return success