Remove time ticks metrics and MetricServiceClient::OnLogUploadComplete

chrome/browser/metrics/time_ticks_experiment_win.h

Index: chrome/browser/metrics/time_ticks_experiment_win.h
diff --git a/chrome/browser/metrics/time_ticks_experiment_win.h b/chrome/browser/metrics/time_ticks_experiment_win.h
deleted file mode 100644
index d89b6750e31774ea6b1f83bbc28b1c6d4a48068e..0000000000000000000000000000000000000000
--- a/chrome/browser/metrics/time_ticks_experiment_win.h
+++ /dev/null
@@ -1,24 +0,0 @@
-// Copyright (c) 2013 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#ifndef CHROME_BROWSER_METRICS_TIME_TICKS_EXPERIMENT_WIN_H_
-#define CHROME_BROWSER_METRICS_TIME_TICKS_EXPERIMENT_WIN_H_
-
-#include "build/build_config.h"
-
-#if defined(OS_WIN)
-
-namespace chrome {
-
-// Runs an experiment once per session upon successful upload of UMA. Determines
-// if QueryPerformanceCounter() is safe to use generally on this system. Ensures
-// that the resolution is better than 1ms, returns quickly, and is monotonically
-// increasing. Records the results in UMA for the next upload.
-void CollectTimeTicksStats();
-
-}  // namespace chrome
-
-#endif  // defined(OS_WIN)
-
-#endif  // CHROME_BROWSER_METRICS_TIME_TICKS_EXPERIMENT_WIN_H_