--- a/layout/base/nsRefreshDriver.cpp
+++ b/layout/base/nsRefreshDriver.cpp
@@ -310,17 +310,17 @@ protected:
     ScheduleNextTick(now);
 
     mLastFireEpoch = jsnow;
     mLastFireTime = now;
     mLastFireSkipped = false;
 
     LOG("[%p] ticking drivers...", this);
     // RD is short for RefreshDriver
-    GeckoProfilerTracingRAII tracer("Paint", "RD");
+    GeckoProfilerTracingRAII tracer("Paint", "RefreshDriverTick");
 
     TickRefreshDrivers(jsnow, now, mContentRefreshDrivers);
     TickRefreshDrivers(jsnow, now, mRootRefreshDrivers);
 
     LOG("[%p] done.", this);
   }
 
   static void TickDriver(nsRefreshDriver* driver, int64_t jsnow, TimeStamp now)
@@ -2148,17 +2148,17 @@ nsRefreshDriver::Thaw()
 
 void
 nsRefreshDriver::FinishedWaitingForTransaction()
 {
   mWaitingForTransaction = false;
   if (mSkippedPaints &&
       !IsInRefresh() &&
       (ObserverCount() || ImageRequestCount())) {
-    GeckoProfilerTracingRAII tracer("Paint", "RD");
+    GeckoProfilerTracingRAII tracer("Paint", "RefreshDriverTick");
     DoRefresh();
   }
   mSkippedPaints = false;
   mWarningThreshold = 1;
 }
 
 uint64_t
 nsRefreshDriver::GetTransactionId()