Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(119)

Side by Side Diff: base/time/time.h

Issue 864943002: Replaces instances of the deprecated TimeTicks::HighResNow() with TimeTicks::Now(). (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: More changes based on review comments. Created 5 years, 11 months ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View unified diff | Download patch
« no previous file with comments | « base/time/tick_clock.h ('k') | base/time/time_mac.cc » ('j') | no next file with comments »
Toggle Intra-line Diffs ('i') | Expand Comments ('e') | Collapse Comments ('c') | Show Comments Hide Comments ('s')
OLDNEW
1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 // Time represents an absolute point in coordinated universal time (UTC), 5 // Time represents an absolute point in coordinated universal time (UTC),
6 // internally represented as microseconds (s/1,000,000) since the Windows epoch 6 // internally represented as microseconds (s/1,000,000) since the Windows epoch
7 // (1601-01-01 00:00:00 UTC) (See http://crbug.com/14734). System-dependent 7 // (1601-01-01 00:00:00 UTC) (See http://crbug.com/14734). System-dependent
8 // clock interface routines are defined in time_PLATFORM.cc. 8 // clock interface routines are defined in time_PLATFORM.cc.
9 // 9 //
10 // TimeDelta represents a duration of time, internally represented in 10 // TimeDelta represents a duration of time, internally represented in
(...skipping 585 matching lines...) Expand 10 before | Expand all | Expand 10 after
596 596
597 TimeTicks() : ticks_(0) { 597 TimeTicks() : ticks_(0) {
598 } 598 }
599 599
600 // Platform-dependent tick count representing "right now." When 600 // Platform-dependent tick count representing "right now." When
601 // IsHighResolution() returns false, the resolution of the clock could be 601 // IsHighResolution() returns false, the resolution of the clock could be
602 // as coarse as ~15.6ms. Otherwise, the resolution should be no worse than one 602 // as coarse as ~15.6ms. Otherwise, the resolution should be no worse than one
603 // microsecond. 603 // microsecond.
604 static TimeTicks Now(); 604 static TimeTicks Now();
605 605
606 // DEPRECATED
607 // TODO(miu): Remove this function, and all callpoints should call Now().
608 static TimeTicks HighResNow() { return TimeTicks::Now(); }
609
610 // Returns true if the high resolution clock is working on this system and 606 // Returns true if the high resolution clock is working on this system and
611 // Now() will return high resolution values. Note that, on systems where the 607 // Now() will return high resolution values. Note that, on systems where the
612 // high resolution clock works but is deemed inefficient, the low resolution 608 // high resolution clock works but is deemed inefficient, the low resolution
613 // clock will be used instead. 609 // clock will be used instead.
614 static bool IsHighResolution(); 610 static bool IsHighResolution();
615 611
616 // DEPRECATED
617 // TODO(miu): Remove this function, and all callpoints should call
618 // IsHighResolution().
619 static bool IsHighResNowFastAndReliable() { return IsHighResolution(); }
620
621 // Returns true if ThreadNow() is supported on this system. 612 // Returns true if ThreadNow() is supported on this system.
622 static bool IsThreadNowSupported() { 613 static bool IsThreadNowSupported() {
623 #if (defined(_POSIX_THREAD_CPUTIME) && (_POSIX_THREAD_CPUTIME >= 0)) || \ 614 #if (defined(_POSIX_THREAD_CPUTIME) && (_POSIX_THREAD_CPUTIME >= 0)) || \
624 (defined(OS_MACOSX) && !defined(OS_IOS)) || defined(OS_ANDROID) 615 (defined(OS_MACOSX) && !defined(OS_IOS)) || defined(OS_ANDROID)
625 return true; 616 return true;
626 #else 617 #else
627 return false; 618 return false;
628 #endif 619 #endif
629 } 620 }
630 621
(...skipping 126 matching lines...) Expand 10 before | Expand all | Expand 10 after
757 inline TimeTicks TimeDelta::operator+(TimeTicks t) const { 748 inline TimeTicks TimeDelta::operator+(TimeTicks t) const {
758 return TimeTicks(t.ticks_ + delta_); 749 return TimeTicks(t.ticks_ + delta_);
759 } 750 }
760 751
761 // For logging use only. 752 // For logging use only.
762 BASE_EXPORT std::ostream& operator<<(std::ostream& os, TimeTicks time_ticks); 753 BASE_EXPORT std::ostream& operator<<(std::ostream& os, TimeTicks time_ticks);
763 754
764 } // namespace base 755 } // namespace base
765 756
766 #endif // BASE_TIME_TIME_H_ 757 #endif // BASE_TIME_TIME_H_
OLDNEW
« no previous file with comments | « base/time/tick_clock.h ('k') | base/time/time_mac.cc » ('j') | no next file with comments »

Powered by Google App Engine
This is Rietveld 408576698