Update from https://crrev.com/305340

net/cookies/cookie_monster.cc

 // Copyright (c) 2012 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.
 
 // Portions of this code based on Mozilla:
 //   (netwerk/cookie/src/nsCookieService.cpp)
 /* ***** BEGIN LICENSE BLOCK *****
  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
  *
  * The contents of this file are subject to the Mozilla Public License Version
@@ skipping 1301 matching lines @@
   return SetCookieWithCreationTimeAndOptions(url, cookie_line, Time(), options);
 }
 
 std::string CookieMonster::GetCookiesWithOptions(const GURL& url,
                                                  const CookieOptions& options) {
   base::AutoLock autolock(lock_);
 
   if (!HasCookieableScheme(url))
     return std::string();
 
-  TimeTicks start_time(TimeTicks::Now());
-
   std::vector<CanonicalCookie*> cookies;
   FindCookiesForHostAndDomain(url, options, true, &cookies);
   std::sort(cookies.begin(), cookies.end(), CookieSorter);
 
   std::string cookie_line = BuildCookieLine(cookies);
 
-  histogram_time_get_->AddTime(TimeTicks::Now() - start_time);
-
   VLOG(kVlogGetCookies) << "GetCookies() result: " << cookie_line;
 
   return cookie_line;
 }
 
 void CookieMonster::DeleteCookie(const GURL& url,
                                  const std::string& cookie_name) {
   base::AutoLock autolock(lock_);
 
   if (!HasCookieableScheme(url))
@@ skipping 896 matching lines @@
       "Net.NumDuplicateCookiesInDb", 1, 10000, 50,
       base::Histogram::kUmaTargetedHistogramFlag);
 
   // From UMA_HISTOGRAM_ENUMERATION
   histogram_cookie_deletion_cause_ = base::LinearHistogram::FactoryGet(
       "Cookie.DeletionCause", 1,
       DELETE_COOKIE_LAST_ENTRY - 1, DELETE_COOKIE_LAST_ENTRY,
       base::Histogram::kUmaTargetedHistogramFlag);
 
   // From UMA_HISTOGRAM_{CUSTOM_,}TIMES
-  histogram_time_get_ = base::Histogram::FactoryTimeGet("Cookie.TimeGet",
-      base::TimeDelta::FromMilliseconds(1), base::TimeDelta::FromMinutes(1),
-      50, base::Histogram::kUmaTargetedHistogramFlag);
   histogram_time_blocked_on_load_ = base::Histogram::FactoryTimeGet(
       "Cookie.TimeBlockedOnLoad",
       base::TimeDelta::FromMilliseconds(1), base::TimeDelta::FromMinutes(1),
       50, base::Histogram::kUmaTargetedHistogramFlag);
 }
 
 
 // The system resolution is not high enough, so we can have multiple
 // set cookies that result in the same system time.  When this happens, we
 // increment by one Time unit.  Let's hope computers don't get too fast.
@@ skipping 79 matching lines @@
        it != hook_map_.end(); ++it) {
     std::pair<GURL, std::string> key = it->first;
     if (cookie.IncludeForRequestURL(key.first, opts) &&
         cookie.Name() == key.second) {
       it->second->Notify(cookie, removed);
     }
   }
 }
 
 }  // namespace net