1 files changed, 0 insertions, 99 deletions
diff --git a/layout/base/nsDisplayList.cpp b/layout/base/nsDisplayList.cpp
index 2bf20144a..2b9ad7ff8 100644
--- a/layout/base/nsDisplayList.cpp
+++ b/layout/base/nsDisplayList.cpp
@@ -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