input: Fix running the completion callback for telemetry gesture.

content/browser/renderer_host/render_widget_host_impl.h

Index: content/browser/renderer_host/render_widget_host_impl.h
diff --git a/content/browser/renderer_host/render_widget_host_impl.h b/content/browser/renderer_host/render_widget_host_impl.h
index 67d6dc0f9ff417140273c066eadbf415f63e11e9..581231ded625d6d4e9f680cc21ba7bf4f13fc9a4 100644
--- a/content/browser/renderer_host/render_widget_host_impl.h
+++ b/content/browser/renderer_host/render_widget_host_impl.h
@@ -33,6 +33,7 @@
 #include "content/browser/renderer_host/input/input_router_client.h"
 #include "content/browser/renderer_host/input/render_widget_host_latency_tracker.h"
 #include "content/browser/renderer_host/input/synthetic_gesture.h"
+#include "content/browser/renderer_host/input/synthetic_gesture_controller.h"
 #include "content/browser/renderer_host/input/touch_emulator_client.h"
 #include "content/browser/renderer_host/render_widget_host_delegate.h"
 #include "content/browser/renderer_host/render_widget_host_view_base.h"
@@ -101,6 +102,7 @@ class CONTENT_EXPORT RenderWidgetHostImpl
       public InputRouterClient,
       public InputAckHandler,
       public TouchEmulatorClient,
+      public NON_EXPORTED_BASE(SyntheticGestureController::Delegate),
       public NON_EXPORTED_BASE(cc::mojom::MojoCompositorFrameSink),
       public IPC::Listener {
  public:
@@ -580,6 +582,11 @@ class CONTENT_EXPORT RenderWidgetHostImpl
     return last_frame_metadata_;
   }
 
+  // SyntheticGestureController::Delegate:
+  void RequestBeginFrameForSynthesizedInput(
+      base::OnceClosure begin_frame_callback) override;
+  bool HasGestureStopped() override;
+
   // cc::mojom::MojoCompositorFrameSink implementation.
   void SetNeedsBeginFrame(bool needs_begin_frame) override;
   void SubmitCompositorFrame(const cc::LocalSurfaceId& local_surface_id,
@@ -638,8 +645,6 @@ class CONTENT_EXPORT RenderWidgetHostImpl
 
   void OnGpuSwapBuffersCompletedInternal(const ui::LatencyInfo& latency_info);
 
-  void RequestBeginFrameForSynthesizedInput(
-      base::OnceClosure begin_frame_callback);
 
   // IPC message handlers
   void OnRenderProcessGone(int status, int error_code);