--- a/toolkit/components/resistfingerprinting/nsRFPService.cpp
+++ b/toolkit/components/resistfingerprinting/nsRFPService.cpp
@@ -529,17 +529,18 @@ double nsRFPService::ReduceTimePrecision
   // that comparing two clamped values that should be related by a constant
   // (e.g. 10s) that are across the zero barrier will no longer work. We need to
   // round consistently towards positive infinity or negative infinity (we chose
   // negative.) This can't be done with a truncation, it must be done with
   // floor.
   long long clamped =
       floor(double(timeAsInt) / resolutionAsInt) * resolutionAsInt;
 
-  long long midpoint = 0, clampedAndJittered = clamped;
+  long long midpoint = 0;
+  long long clampedAndJittered = clamped;
   if (!unconditionalClamping &&
       StaticPrefs::privacy_resistFingerprinting_reduceTimerPrecision_jitter()) {
     if (!NS_FAILED(RandomMidpoint(clamped, resolutionAsInt, aContextMixin,
                                   &midpoint)) &&
         timeAsInt >= clamped + midpoint) {
       clampedAndJittered += resolutionAsInt;
     }
   }
@@ -620,17 +621,17 @@ uint32_t nsRFPService::GetSpoofedDropped
   // report a zero dropped rate for this case.
   if (targetRes >= aWidth * aHeight) {
     return 0;
   }
 
   double precision = TimerResolution() / 1000 / 1000;
   double time = floor(aTime / precision) * precision;
   // Bound the dropped ratio from 0 to 100.
-  uint32_t boundedDroppedRatio = min(kVideoDroppedRatio, 100u);
+  uint32_t boundedDroppedRatio = min(kVideoDroppedRatio, 100U);
 
   return NSToIntFloor(time * kVideoFramesPerSec *
                       (boundedDroppedRatio / 100.0));
 }
 
 /* static */
 uint32_t nsRFPService::GetSpoofedPresentedFrames(double aTime, uint32_t aWidth,
                                                  uint32_t aHeight) {
@@ -641,17 +642,17 @@ uint32_t nsRFPService::GetSpoofedPresent
   // case, there will be no dropped frames, so we report total frames directly.
   if (targetRes >= aWidth * aHeight) {
     return GetSpoofedTotalFrames(aTime);
   }
 
   double precision = TimerResolution() / 1000 / 1000;
   double time = floor(aTime / precision) * precision;
   // Bound the dropped ratio from 0 to 100.
-  uint32_t boundedDroppedRatio = min(kVideoDroppedRatio, 100u);
+  uint32_t boundedDroppedRatio = min(kVideoDroppedRatio, 100U);
 
   return NSToIntFloor(time * kVideoFramesPerSec *
                       ((100 - boundedDroppedRatio) / 100.0));
 }
 
 static uint32_t GetSpoofedVersion() {
   // If we can't get the current Firefox version, use a hard-coded ESR version.
   const uint32_t kKnownEsrVersion = 60;