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Issue 18119002: Use a direct include of time headers in base/, part 2. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: win fix Created 7 years, 5 months ago
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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 #include "base/profiler/tracked_time.h" 5 #include "base/profiler/tracked_time.h"
6 6
7 #include "build/build_config.h" 7 #include "build/build_config.h"
8 8
9 #if defined(OS_WIN) 9 #if defined(OS_WIN)
10 #include <mmsystem.h> // Declare timeGetTime()... after including build_config. 10 #include <mmsystem.h> // Declare timeGetTime()... after including build_config.
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48 TrackedTime::TrackedTime(const base::TimeTicks& time) 48 TrackedTime::TrackedTime(const base::TimeTicks& time)
49 : ms_((time - base::TimeTicks()).InMilliseconds()) { 49 : ms_((time - base::TimeTicks()).InMilliseconds()) {
50 } 50 }
51 51
52 // static 52 // static
53 TrackedTime TrackedTime::Now() { 53 TrackedTime TrackedTime::Now() {
54 #if defined(OS_WIN) 54 #if defined(OS_WIN)
55 // Use lock-free accessor to 32 bit time. 55 // Use lock-free accessor to 32 bit time.
56 // Note that TimeTicks::Now() is built on this, so we have "compatible" 56 // Note that TimeTicks::Now() is built on this, so we have "compatible"
57 // times when we down-convert a TimeTicks sample. 57 // times when we down-convert a TimeTicks sample.
58 // TODO(jar): Surface this interface via something in base/time.h. 58 // TODO(jar): Surface this interface via something in base/time/time.h.
59 return TrackedTime(static_cast<int32>(timeGetTime())); 59 return TrackedTime(static_cast<int32>(timeGetTime()));
60 #else 60 #else
61 // Posix has nice cheap 64 bit times, so we just down-convert it. 61 // Posix has nice cheap 64 bit times, so we just down-convert it.
62 return TrackedTime(base::TimeTicks::Now()); 62 return TrackedTime(base::TimeTicks::Now());
63 #endif // OS_WIN 63 #endif // OS_WIN
64 } 64 }
65 65
66 Duration TrackedTime::operator-(const TrackedTime& other) const { 66 Duration TrackedTime::operator-(const TrackedTime& other) const {
67 return Duration(ms_ - other.ms_); 67 return Duration(ms_ - other.ms_);
68 } 68 }
69 69
70 TrackedTime TrackedTime::operator+(const Duration& other) const { 70 TrackedTime TrackedTime::operator+(const Duration& other) const {
71 return TrackedTime(ms_ + other.ms_); 71 return TrackedTime(ms_ + other.ms_);
72 } 72 }
73 73
74 bool TrackedTime::is_null() const { return ms_ == 0; } 74 bool TrackedTime::is_null() const { return ms_ == 0; }
75 75
76 } // namespace tracked_objects 76 } // namespace tracked_objects
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