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Unified Diff: ui/gfx/frame_time.h

Issue 797893003: [Windows] One TimeTicks clock: efficient/reliable high-res, with low-res fallback. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Better testing of TimeTicks::FromQPCValue(). Created 5 years, 11 months ago
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Index: ui/gfx/frame_time.h
diff --git a/ui/gfx/frame_time.h b/ui/gfx/frame_time.h
index dd00fbfdd5ddfa908cdacc35ae9535a4070e1617..58b27cb05773b9a4ff1c9943eef14920661b6b56 100644
--- a/ui/gfx/frame_time.h
+++ b/ui/gfx/frame_time.h
@@ -15,8 +15,6 @@ namespace gfx {
class FrameTime {
public:
static base::TimeTicks Now() {
- if (TimestampsAreHighRes())
- return base::TimeTicks::HighResNow();
return base::TimeTicks::Now();
}
@@ -29,8 +27,10 @@ class FrameTime {
static bool TimestampsAreHighRes() {
#if defined(OS_WIN)
- return base::TimeTicks::IsHighResClockWorking();
+ return base::TimeTicks::IsHighResolution();
#else
+ // TODO(miu): Mac/Linux always provide high-resolution timestamps. Consider
+ // returning base::TimeTicks::IsHighResolution() for all platforms.
return false;
#endif
}
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