diff --git a/dom/media/platforms/wmf/WMFDecoderModule.cpp b/dom/media/platforms/wmf/WMFDecoderModule.cpp
index fd4cc5e0962b..30ec70978e17 100644
--- a/dom/media/platforms/wmf/WMFDecoderModule.cpp
+++ b/dom/media/platforms/wmf/WMFDecoderModule.cpp
@@ -32,15 +32,6 @@
 #include "nsWindowsHelpers.h"
 #include "prsystem.h"
 
-#ifdef MOZ_GECKO_PROFILER
-#  include "ProfilerMarkerPayload.h"
-#  define WFM_DECODER_MODULE_STATUS_MARKER(tag, text, markerTime)            \
-    PROFILER_ADD_MARKER_WITH_PAYLOAD(tag, MEDIA_PLAYBACK, TextMarkerPayload, \
-                                     (text, markerTime))
-#else
-#  define WFM_DECODER_MODULE_STATUS_MARKER(tag, text, markerTime)
-#endif
-
 extern const GUID CLSID_WebmMfVpxDec;
 
 namespace mozilla {
@@ -142,25 +133,11 @@ already_AddRefed<MediaDataDecoder> WMFDecoderModule::CreateVideoDecoder(
     if (aParams.mError) {
       *aParams.mError = result;
     }
-    nsPrintfCString markerString(
-        "WMFDecoderModule::CreateVideoDecoder failed for manager with "
-        "description %s with result: %s",
-        manager->GetDescriptionName().get(), result.Description().get());
-    LOG(markerString.get());
-    WFM_DECODER_MODULE_STATUS_MARKER("WMFVDecoderCreation Failure",
-                                     markerString, TimeStamp::NowUnfuzzed());
     return nullptr;
   }
 
-  nsPrintfCString markerString(
-      "WMFDecoderModule::CreateVideoDecoder success for manager with "
-      "description %s",
-      manager->GetDescriptionName().get());
-  LOG(markerString.get());
-  WFM_DECODER_MODULE_STATUS_MARKER("WMFVDecoderCreation Success", markerString,
-                                   TimeStamp::NowUnfuzzed());
-
   RefPtr<MediaDataDecoder> decoder = new WMFMediaDataDecoder(manager.release());
+
   return decoder.forget();
 }
 
@@ -170,24 +147,9 @@ already_AddRefed<MediaDataDecoder> WMFDecoderModule::CreateAudioDecoder(
       new WMFAudioMFTManager(aParams.AudioConfig()));
 
   if (!manager->Init()) {
-    nsPrintfCString markerString(
-        "WMFDecoderModule::CreateAudioDecoder failed for manager with "
-        "description %s",
-        manager->GetDescriptionName().get());
-    LOG(markerString.get());
-    WFM_DECODER_MODULE_STATUS_MARKER("WMFADecoderCreation Failure",
-                                     markerString, TimeStamp::NowUnfuzzed());
     return nullptr;
   }
 
-  nsPrintfCString markerString(
-      "WMFDecoderModule::CreateAudioDecoder success for manager with "
-      "description %s",
-      manager->GetDescriptionName().get());
-  LOG(markerString.get());
-  WFM_DECODER_MODULE_STATUS_MARKER("WMFADecoderCreation Success", markerString,
-                                   TimeStamp::NowUnfuzzed());
-
   RefPtr<MediaDataDecoder> decoder = new WMFMediaDataDecoder(manager.release());
   return decoder.forget();
 }
diff --git a/dom/media/platforms/wmf/WMFMediaDataDecoder.cpp b/dom/media/platforms/wmf/WMFMediaDataDecoder.cpp
index 7b84f2a71d63..8587c0daa50a 100644
--- a/dom/media/platforms/wmf/WMFMediaDataDecoder.cpp
+++ b/dom/media/platforms/wmf/WMFMediaDataDecoder.cpp
@@ -16,15 +16,6 @@
 
 #define LOG(...) MOZ_LOG(sPDMLog, mozilla::LogLevel::Debug, (__VA_ARGS__))
 
-#ifdef MOZ_GECKO_PROFILER
-#  include "ProfilerMarkerPayload.h"
-#  define WFM_MEDIA_DATA_DECODER_STATUS_MARKER(tag, text, markerTime)        \
-    PROFILER_ADD_MARKER_WITH_PAYLOAD(tag, MEDIA_PLAYBACK, TextMarkerPayload, \
-                                     (text, markerTime))
-#else
-#  define WFM_MEDIA_DATA_DECODER_STATUS_MARKER(tag, text, markerTime)
-#endif
-
 namespace mozilla {
 
 WMFMediaDataDecoder::WMFMediaDataDecoder(MFTManager* aMFTManager)
@@ -97,14 +88,6 @@ RefPtr<MediaDataDecoder::DecodePromise> WMFMediaDataDecoder::ProcessError(
     mRecordedError = true;
   }
 
-  nsPrintfCString markerString(
-      "WMFMediaDataDecoder::ProcessError for decoder with description %s with "
-      "reason: %s",
-      GetDescriptionName().get(), aReason);
-  LOG(markerString.get());
-  WFM_MEDIA_DATA_DECODER_STATUS_MARKER("WMFDecoder Error", markerString,
-                                       TimeStamp::NowUnfuzzed());
-
   // TODO: For the error DXGI_ERROR_DEVICE_RESET, we could return
   // NS_ERROR_DOM_MEDIA_NEED_NEW_DECODER to get the latest device. Maybe retry
   // up to 3 times.
diff --git a/dom/media/platforms/wmf/WMFVideoMFTManager.cpp b/dom/media/platforms/wmf/WMFVideoMFTManager.cpp
index 100dd0e97328..e1058fc8a3bf 100644
--- a/dom/media/platforms/wmf/WMFVideoMFTManager.cpp
+++ b/dom/media/platforms/wmf/WMFVideoMFTManager.cpp
@@ -1088,7 +1088,7 @@ WMFVideoMFTManager::Output(int64_t aStreamOffset, RefPtr<MediaData>& aOutData) {
       }
       break;
     }
-    // Else unexpected error so bail.
+    // Else unexpected error, assert, and bail.
     NS_WARNING("WMFVideoMFTManager::Output() unexpected error");
     return hr;
   }
@@ -1133,8 +1133,8 @@ bool WMFVideoMFTManager::IsHardwareAccelerated(
 nsCString WMFVideoMFTManager::GetDescriptionName() const {
   nsCString failureReason;
   bool hw = IsHardwareAccelerated(failureReason);
-  return nsPrintfCString("wmf %s codec %s video decoder - %s",
-                         StreamTypeString(), hw ? "hardware" : "software",
+  return nsPrintfCString("wmf %s video decoder - %s",
+                         hw ? "hardware" : "software",
                          hw ? StaticPrefs::media_wmf_use_nv12_format() &&
                                       gfx::DeviceManagerDx::Get()->CanUseNV12()
                                   ? "nv12"
diff --git a/dom/media/platforms/wmf/WMFVideoMFTManager.h b/dom/media/platforms/wmf/WMFVideoMFTManager.h
index 1a7007ed38c1..b55059b3ce61 100644
--- a/dom/media/platforms/wmf/WMFVideoMFTManager.h
+++ b/dom/media/platforms/wmf/WMFVideoMFTManager.h
@@ -88,21 +88,6 @@ class WMFVideoMFTManager : public MFTManager {
 
   StreamType mStreamType;
 
-  // Get a string representation of the stream type. Useful for logging.
-  inline const char* StreamTypeString() const {
-    switch (mStreamType) {
-      case StreamType::H264:
-        return "H264";
-      case StreamType::VP8:
-        return "VP8";
-      case StreamType::VP9:
-        return "VP9";
-      default:
-        MOZ_ASSERT(mStreamType == StreamType::Unknown);
-        return "Unknown";
-    }
-  }
-
   const GUID& GetMFTGUID();
   const GUID& GetMediaSubtypeGUID();