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Telemetry: Remove stubs and related code

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This commit is contained in:
adeshkp 2019-01-12 06:20:31 -05:00 • committed by Roy Tam
commit aea50f182f
134 changed files with 68 additions and 3422 deletions
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99
layout/base/nsDisplayList.cpp
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@ -61,7 +61,6 @@
#include "mozilla/OperatorNewExtensions.h"
#include "mozilla/PendingAnimationTracker.h"
#include "mozilla/Preferences.h"
#include "mozilla/Telemetry.h"
#include "mozilla/UniquePtr.h"
#include "mozilla/Unused.h"
#include "mozilla/gfx/gfxVars.h"
@ -1857,7 +1856,6 @@ already_AddRefed<LayerManager> nsDisplayList::PaintRoot(nsDisplayListBuilder* aB
RefPtr<ContainerLayer> root;
{
PaintTelemetry::AutoRecord record(PaintTelemetry::Metric::Layerization);
root = layerBuilder->
BuildContainerLayerFor(aBuilder, layerManager, frame, nullptr, this,
containerParameters, nullptr);
@ -7453,100 +7451,3 @@ nsDisplayFilter::PrintEffects(nsACString& aTo)
aTo += ")";
}
#endif
namespace mozilla {
uint32_t PaintTelemetry::sPaintLevel = 0;
uint32_t PaintTelemetry::sMetricLevel = 0;
EnumeratedArray<PaintTelemetry::Metric,
PaintTelemetry::Metric::COUNT,
double> PaintTelemetry::sMetrics;
PaintTelemetry::AutoRecordPaint::AutoRecordPaint()
{
// Don't record nested paints.
if (sPaintLevel++ > 0) {
return;
}
// Reset metrics for a new paint.
for (auto& metric : sMetrics) {
metric = 0.0;
}
mStart = TimeStamp::Now();
}
PaintTelemetry::AutoRecordPaint::~AutoRecordPaint()
{
MOZ_ASSERT(sPaintLevel != 0);
if (--sPaintLevel > 0) {
return;
}
// If we're in multi-process mode, don't include paint times for the parent
// process.
if (gfxVars::BrowserTabsRemoteAutostart() && XRE_IsParentProcess()) {
return;
}
double totalMs = (TimeStamp::Now() - mStart).ToMilliseconds();
// If the total time was >= 16ms, then it's likely we missed a frame due to
// painting. In this case we'll gather some detailed metrics below.
if (totalMs <= 16.0) {
return;
}
auto record = [=](const char* aKey, double aDurationMs) -> void {
MOZ_ASSERT(aDurationMs <= totalMs);
uint32_t amount = static_cast<int32_t>((aDurationMs / totalMs) * 100.0);
};
double dlMs = sMetrics[Metric::DisplayList];
double flbMs = sMetrics[Metric::Layerization];
double rMs = sMetrics[Metric::Rasterization];
// Record all permutations since aggregation makes it difficult to
// correlate. For example we can't derive "flb+r" from "dl" because we
// don't know the total time associated with a bucket entry. So we just
// play it safe and include everything. We can however derive "other" time
// from the final permutation.
record("dl", dlMs);
record("flb", flbMs);
record("r", rMs);
record("dl,flb", dlMs + flbMs);
record("dl,r", dlMs + rMs);
record("flb,r", flbMs + rMs);
record("dl,flb,r", dlMs + flbMs + rMs);
}
PaintTelemetry::AutoRecord::AutoRecord(Metric aMetric)
: mMetric(aMetric)
{
// Don't double-record anything nested.
if (sMetricLevel++ > 0) {
return;
}
// Don't record inside nested paints, or outside of paints.
if (sPaintLevel != 1) {
return;
}
mStart = TimeStamp::Now();
}
PaintTelemetry::AutoRecord::~AutoRecord()
{
MOZ_ASSERT(sMetricLevel != 0);
sMetricLevel--;
if (mStart.IsNull()) {
return;
}
sMetrics[mMetric] += (TimeStamp::Now() - mStart).ToMilliseconds();
}
} // namespace mozilla