diff --git content/browser/renderer_host/input/fling_scheduler.cc content/browser/renderer_host/input/fling_scheduler.cc index 431df5d50debe..0fcc9ea8fbb1a 100644 --- content/browser/renderer_host/input/fling_scheduler.cc +++ content/browser/renderer_host/input/fling_scheduler.cc @@ -68,6 +68,9 @@ void FlingScheduler::ProgressFlingOnBeginFrameIfneeded( } ui::Compositor* FlingScheduler::GetCompositor() { + if (compositor_) { + return compositor_; + } if (!host_->GetView()) { return nullptr; } diff --git content/browser/renderer_host/input/fling_scheduler_base.h content/browser/renderer_host/input/fling_scheduler_base.h index afefe3cd83dee..6668463247644 100644 --- content/browser/renderer_host/input/fling_scheduler_base.h +++ content/browser/renderer_host/input/fling_scheduler_base.h @@ -7,12 +7,23 @@ #include "content/browser/renderer_host/input/fling_controller.h" +namespace ui { +class Compositor; +} + namespace content { class FlingSchedulerBase : public FlingControllerSchedulerClient { public: virtual void ProgressFlingOnBeginFrameIfneeded( base::TimeTicks current_time) = 0; + + void SetCompositor(ui::Compositor* compositor) { + compositor_ = compositor; + } + +protected: + ui::Compositor* compositor_ = nullptr; }; } // namespace content diff --git content/browser/renderer_host/render_widget_host_impl.cc content/browser/renderer_host/render_widget_host_impl.cc index 9e946e02bca27..220b1ffecf063 100644 --- content/browser/renderer_host/render_widget_host_impl.cc +++ content/browser/renderer_host/render_widget_host_impl.cc @@ -3255,6 +3255,11 @@ void RenderWidgetHostImpl::OnInvalidInputEventSource() { GetProcess(), bad_message::INPUT_ROUTER_INVALID_EVENT_SOURCE); } +void RenderWidgetHostImpl::SetCompositorForFlingScheduler(ui::Compositor* compositor) +{ + fling_scheduler_->SetCompositor(compositor); +} + void RenderWidgetHostImpl::AddPendingUserActivation( const WebInputEvent& event) { if ((base::FeatureList::IsEnabled( diff --git content/browser/renderer_host/render_widget_host_impl.h content/browser/renderer_host/render_widget_host_impl.h index cd75eee211a8e..0ab051d0d586b 100644 --- content/browser/renderer_host/render_widget_host_impl.h +++ content/browser/renderer_host/render_widget_host_impl.h @@ -803,6 +803,7 @@ class CONTENT_EXPORT RenderWidgetHostImpl void ProgressFlingIfNeeded(base::TimeTicks current_time); void StopFling(); + void SetCompositorForFlingScheduler(ui::Compositor* compositor); // The RenderWidgetHostImpl will keep showing the old page (for a while) after // navigation until the first frame of the new page arrives. This reduces