diff --git components/input/fling_scheduler_base.h components/input/fling_scheduler_base.h
index 6e331ee24bddf..ab6c61c2e57ac 100644
--- components/input/fling_scheduler_base.h
+++ components/input/fling_scheduler_base.h
@@ -5,9 +5,14 @@
 #ifndef COMPONENTS_INPUT_FLING_SCHEDULER_BASE_H_
 #define COMPONENTS_INPUT_FLING_SCHEDULER_BASE_H_
 
+#include "base/memory/raw_ptr.h"
 #include "components/input/fling_controller.h"
 #include "components/viz/common/frame_sinks/begin_frame_source.h"
 
+namespace ui {
+class Compositor;
+}
+
 namespace input {
 
 class FlingSchedulerBase : public FlingControllerSchedulerClient {
@@ -19,6 +24,13 @@ class FlingSchedulerBase : public FlingControllerSchedulerClient {
   // in Viz currently, but in future we would want to migrate browser's
   // implementations to use this to progress flings.
   virtual void SetBeginFrameSource(viz::BeginFrameSource* begin_frame_source) {}
+  
+  void SetCompositor(ui::Compositor* compositor) {
+    compositor_ = compositor;
+  }
+
+ protected:
+  raw_ptr<ui::Compositor> compositor_ = nullptr;
 };
 
 }  // namespace input
diff --git components/input/render_input_router.h components/input/render_input_router.h
index f9b608527a252..ec64323db09be 100644
--- components/input/render_input_router.h
+++ components/input/render_input_router.h
@@ -68,6 +68,7 @@ class COMPONENT_EXPORT(INPUT) RenderInputRouter
 
   InputRouter* input_router() { return input_router_.get(); }
   RenderInputRouterDelegate* delegate() { return delegate_; }
+  input::FlingSchedulerBase* fling_scheduler() { return fling_scheduler_.get(); }
 
   void SetForceEnableZoom(bool);
   void SetDeviceScaleFactor(float device_scale_factor);
diff --git content/browser/renderer_host/input/fling_scheduler.cc content/browser/renderer_host/input/fling_scheduler.cc
index 477389a1cb1d3..b7b7edbfbdf5d 100644
--- content/browser/renderer_host/input/fling_scheduler.cc
+++ content/browser/renderer_host/input/fling_scheduler.cc
@@ -98,6 +98,9 @@ void FlingScheduler::ProgressFlingOnBeginFrameIfneeded(
 }
 
 ui::Compositor* FlingScheduler::GetCompositor() {
+  if (compositor_) {
+    return compositor_;
+  }
   if (!host_->GetView()) {
     return nullptr;
   }
diff --git content/browser/renderer_host/render_widget_host_impl.cc content/browser/renderer_host/render_widget_host_impl.cc
index 52f772876a887..fb14424865660 100644
--- content/browser/renderer_host/render_widget_host_impl.cc
+++ content/browser/renderer_host/render_widget_host_impl.cc
@@ -3759,6 +3759,11 @@ void RenderWidgetHostImpl::StopFling() {
   GetRenderInputRouter()->StopFling();
 }
 
+void RenderWidgetHostImpl::SetCompositorForFlingScheduler(
+    ui::Compositor* compositor) {
+  GetRenderInputRouter()->fling_scheduler()->SetCompositor(compositor);
+}
+
 void RenderWidgetHostImpl::SetScreenOrientationForTesting(
     uint16_t angle,
     display::mojom::ScreenOrientation type) {
diff --git content/browser/renderer_host/render_widget_host_impl.h content/browser/renderer_host/render_widget_host_impl.h
index 0bc94f2246a93..20fbaaf347d58 100644
--- content/browser/renderer_host/render_widget_host_impl.h
+++ content/browser/renderer_host/render_widget_host_impl.h
@@ -848,6 +848,7 @@ class CONTENT_EXPORT RenderWidgetHostImpl
 
   void ProgressFlingIfNeeded(base::TimeTicks current_time);
   void StopFling();
+  void SetCompositorForFlingScheduler(ui::Compositor* compositor);
 
   RenderWidgetHostViewBase* GetRenderWidgetHostViewBase();