Removed obsolete comment from base/time/time_mac.cc

base/time/time_mac.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.
 
 #include "base/time/time.h"
 
 #include <CoreFoundation/CFDate.h>
 #include <CoreFoundation/CFTimeZone.h>
 #include <mach/mach.h>
 #include <mach/mach_time.h>
@@ skipping 163 matching lines @@
   base::ScopedCFTypeRef<CFCalendarRef> gregorian(CFCalendarCreateWithIdentifier(
       kCFAllocatorDefault, kCFGregorianCalendar));
   CFCalendarSetTimeZone(gregorian, time_zone);
   CFAbsoluteTime absolute_time;
   // 'S' is not defined in componentDesc in Apple documentation, but can be
   // found at http://www.opensource.apple.com/source/CF/CF-855.17/CFCalendar.c
   CFCalendarComposeAbsoluteTime(
       gregorian, &absolute_time, "yMdHmsS", exploded.year, exploded.month,
       exploded.day_of_month, exploded.hour, exploded.minute, exploded.second,
       exploded.millisecond);
-  // Milliseconds from |exploded| is added back to |absolute_time| here
-  // because CFCalendar parameters are integer values.
   CFAbsoluteTime seconds = absolute_time + kCFAbsoluteTimeIntervalSince1970;
   return Time(static_cast<int64_t>(seconds * kMicrosecondsPerSecond) +
               kWindowsEpochDeltaMicroseconds);
 }
 
 void Time::Explode(bool is_local, Exploded* exploded) const {
   // Avoid rounding issues, by only putting the integral number of seconds
   // (rounded towards -infinity) into a |CFAbsoluteTime| (which is a |double|).
   int64_t microsecond = us_ % kMicrosecondsPerSecond;
   if (microsecond < 0)
@@ skipping 41 matching lines @@
 bool TimeTicks::IsHighResolution() {
   return true;
 }
 
 // static
 ThreadTicks ThreadTicks::Now() {
   return ThreadTicks(ComputeThreadTicks());
 }
 
 }  // namespace base