diff --git a/gfx/layers/wr/WebRenderLayerManager.cpp b/gfx/layers/wr/WebRenderLayerManager.cpp
index a17be9dec292..e545ac063bdf 100644
--- a/gfx/layers/wr/WebRenderLayerManager.cpp
+++ b/gfx/layers/wr/WebRenderLayerManager.cpp
@@ -257,13 +257,8 @@ bool WebRenderLayerManager::EndEmptyTransaction(EndTransactionFlags aFlags) {
   // Since we don't do repeat transactions right now, just set the time
   mAnimationReadyTime = TimeStamp::Now();
 
-#if MOZ_WIDGET_GTK
-  // Don't block on hidden windows on Linux as it may block all rendering
-  const bool throttle = mWidget->IsMapped();
-#else
-  const bool throttle = true;
-#endif
-  mLatestTransactionId = mTransactionIdAllocator->GetTransactionId(throttle);
+  mLatestTransactionId =
+      mTransactionIdAllocator->GetTransactionId(/*aThrottle*/ true);
 
   if (aFlags & EndTransactionFlags::END_NO_COMPOSITE &&
       !mWebRenderCommandBuilder.NeedsEmptyTransaction()) {
@@ -411,13 +406,8 @@ void WebRenderLayerManager::EndTransactionWithoutLayer(
     nsLayoutUtils::NotifyPaintSkipTransaction(update);
   }
 
-#if MOZ_WIDGET_GTK
-  // Don't block on hidden windows on Linux as it may block all rendering
-  const bool throttle = mWidget->IsMapped();
-#else
-  const bool throttle = true;
-#endif
-  mLatestTransactionId = mTransactionIdAllocator->GetTransactionId(throttle);
+  mLatestTransactionId =
+      mTransactionIdAllocator->GetTransactionId(/*aThrottle*/ true);
 
   // Get the time of when the refresh driver start its tick (if available),
   // otherwise use the time of when LayerManager::BeginTransaction was called.
diff --git a/widget/gtk/nsWindow.h b/widget/gtk/nsWindow.h
index 1d7536b33e6b..440f5620f9d6 100644
--- a/widget/gtk/nsWindow.h
+++ b/widget/gtk/nsWindow.h
@@ -155,7 +155,6 @@ class nsWindow final : public nsBaseWidget {
   void SetParent(nsIWidget* aNewParent) override;
   void SetModal(bool aModal) override;
   bool IsVisible() const override;
-  bool IsMapped() const override { return mIsMapped; }
   void ConstrainPosition(bool aAllowSlop, int32_t* aX, int32_t* aY) override;
   void SetSizeConstraints(const SizeConstraints& aConstraints) override;
   void LockAspectRatio(bool aShouldLock) override;
@@ -282,6 +281,7 @@ class nsWindow final : public nsBaseWidget {
   nsIFrame* GetFrame() const;
   nsWindow* GetEffectiveParent();
   bool IsDestroyed() const { return mIsDestroyed; }
+  bool IsMapped() const { return mIsMapped; }
   bool IsPopup() const;
   bool IsWaylandPopup() const;
   bool IsPIPWindow() const { return mIsPIPWindow; };
diff --git a/widget/nsIWidget.h b/widget/nsIWidget.h
index 3bd2ba8638c6..c3465a16df11 100644
--- a/widget/nsIWidget.h
+++ b/widget/nsIWidget.h
@@ -682,18 +682,11 @@ class nsIWidget : public nsISupports {
   virtual uint32_t GetMaxTouchPoints() const = 0;
 
   /**
-   * Returns whether the window is visible from browser perspective.
+   * Returns whether the window is visible
    *
    */
   virtual bool IsVisible() const = 0;
 
-  /**
-   * Returns whether the window is visible from OS perspective,
-   * i.e. the window is really visible.
-   * It's used on Linux/Gtk where we should not paint to invisible window.
-   */
-  virtual bool IsMapped() const { return false; }
-
   /**
    * Perform platform-dependent sanity check on a potential window position.
    * This is guaranteed to work only for top-level windows.