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Bug 681535 - XUL reflow telemetry; r=dbaron
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@ -199,6 +199,7 @@
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#include "mozilla/FunctionTimer.h"
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#include "mozilla/Preferences.h"
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#include "mozilla/Telemetry.h"
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#include "Layers.h"
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@ -1906,6 +1907,7 @@ PresShell::InitialReflow(nscoord aWidth, nscoord aHeight)
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}
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NS_TIME_FUNCTION_WITH_DOCURL;
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mozilla::TimeStamp timerStart = mozilla::TimeStamp::Now();
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NS_ASSERTION(!mDidInitialReflow, "Why are we being called?");
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@ -2046,6 +2048,11 @@ PresShell::InitialReflow(nscoord aWidth, nscoord aHeight)
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}
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}
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if (root && root->IsXUL()) {
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mozilla::Telemetry::AccumulateTimeDelta(Telemetry::XUL_INITIAL_FRAME_CONSTRUCTION,
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timerStart);
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}
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return NS_OK; //XXX this needs to be real. MMP
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}
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@ -7331,7 +7338,7 @@ bool
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PresShell::ProcessReflowCommands(bool aInterruptible)
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{
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NS_TIME_FUNCTION_WITH_DOCURL;
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mozilla::TimeStamp timerStart = mozilla::TimeStamp::Now();
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bool interrupted = false;
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if (0 != mDirtyRoots.Length()) {
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@ -7410,6 +7417,11 @@ PresShell::ProcessReflowCommands(bool aInterruptible)
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UnsuppressAndInvalidate();
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}
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if (mDocument->GetRootElement() && mDocument->GetRootElement()->IsXUL()) {
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mozilla::Telemetry::AccumulateTimeDelta(Telemetry::XUL_REFLOW_MS,
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timerStart);
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}
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return !interrupted;
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}
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@ -235,3 +235,5 @@ HISTOGRAM(THUNDERBIRD_INDEXING_RATE_MSG_PER_S, 1, 100, 20, LINEAR, "Gloda: index
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#endif
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HISTOGRAM(INNERWINDOWS_WITH_MUTATION_LISTENERS, 0, 1, 2, BOOLEAN, "Deleted or to-be-reused innerwindow which has had mutation event listeners.")
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HISTOGRAM(XUL_REFLOW_MS, 1, 3000, 10, EXPONENTIAL, "xul reflows")
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HISTOGRAM(XUL_INITIAL_FRAME_CONSTRUCTION, 1, 3000, 10, EXPONENTIAL, "initial xul frame construction")
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