[Impeller][Impeller_debug == false] Coredump when launching video_player plugin example

[xiaowei-guan]

* thread #1, name = 'runner', stop reason = signal SIGSEGV
  * frame #0: 0xb421759e libflutter_engine.so`GrDirectContext::flush(GrFlushInfo const&) + 30
    frame #1: 0xb3ec7230 libflutter_engine.so`flutter::EmbedderExternalTextureGL::ResolveTexture(long long, GrDirectContext*, SkISize const&) + 96
    frame #2: 0xb3ec70d7 libflutter_engine.so`flutter::EmbedderExternalTextureGL::Paint(flutter::Texture::PaintContext&, SkRect const&, bool, flutter::DlImageSampling) + 103
    frame #3: 0xb44adfc4 libflutter_engine.so`flutter::TextureLayer::Paint(flutter::PaintContext&) const + 180
    frame #4: 0xb44a270c libflutter_engine.so`flutter::ContainerLayer::PaintChildren(flutter::PaintContext&) const + 108
    frame #5: 0xb44ae4a2 libflutter_engine.so`flutter::TransformLayer::Paint(flutter::PaintContext&) const + 82
    frame #6: 0xb44a270c libflutter_engine.so`flutter::ContainerLayer::PaintChildren(flutter::PaintContext&) const + 108
    frame #7: 0xb44ae4a2 libflutter_engine.so`flutter::TransformLayer::Paint(flutter::PaintContext&) const + 82
    frame #8: 0xb44a270c libflutter_engine.so`flutter::ContainerLayer::PaintChildren(flutter::PaintContext&) const + 108
    frame #9: 0xb44ae4a2 libflutter_engine.so`flutter::TransformLayer::Paint(flutter::PaintContext&) const + 82
    frame #10: 0xb44a270c libflutter_engine.so`flutter::ContainerLayer::PaintChildren(flutter::PaintContext&) const + 108
    frame #11: 0xb44ae4a2 libflutter_engine.so`flutter::TransformLayer::Paint(flutter::PaintContext&) const + 82
    frame #12: 0xb44a270c libflutter_engine.so`flutter::ContainerLayer::PaintChildren(flutter::PaintContext&) const + 108
    frame #13: 0xb44ae4a2 libflutter_engine.so`flutter::TransformLayer::Paint(flutter::PaintContext&) const + 82
    frame #14: 0xb44a270c libflutter_engine.so`flutter::ContainerLayer::PaintChildren(flutter::PaintContext&) const + 108
    frame #15: 0xb44a11a5 libflutter_engine.so`flutter::ClipShapeLayer<SkRect>::Paint(flutter::PaintContext&) const + 309
    frame #16: 0xb44a270c libflutter_engine.so`flutter::ContainerLayer::PaintChildren(flutter::PaintContext&) const + 108
    frame #17: 0xb44ae4a2 libflutter_engine.so`flutter::TransformLayer::Paint(flutter::PaintContext&) const + 82
    frame #18: 0xb44a270c libflutter_engine.so`flutter::ContainerLayer::PaintChildren(flutter::PaintContext&) const + 108
    frame #19: 0xb44ae4a2 libflutter_engine.so`flutter::TransformLayer::Paint(flutter::PaintContext&) const + 82
    frame #20: 0xb44a270c libflutter_engine.so`flutter::ContainerLayer::PaintChildren(flutter::PaintContext&) const + 108
    frame #21: 0xb44ae4a2 libflutter_engine.so`flutter::TransformLayer::Paint(flutter::PaintContext&) const + 82
    frame #22: 0xb44a270c libflutter_engine.so`flutter::ContainerLayer::PaintChildren(flutter::PaintContext&) const + 108
    frame #23: 0xb44ae4a2 libflutter_engine.so`flutter::TransformLayer::Paint(flutter::PaintContext&) const + 82
    frame #24: 0xb44a270c libflutter_engine.so`flutter::ContainerLayer::PaintChildren(flutter::PaintContext&) const + 108
    frame #25: 0xb44a2695 libflutter_engine.so`flutter::ContainerLayer::Paint(flutter::PaintContext&) const + 37
    frame #26: 0xb44ab625 libflutter_engine.so`flutter::LayerTree::Paint(flutter::CompositorContext::ScopedFrame&, bool) const + 629
    frame #27: 0xb449c765 libflutter_engine.so`flutter::CompositorContext::ScopedFrame::Raster(flutter::LayerTree&, bool, flutter::FrameDamage*) + 533
    frame #28: 0xb46631f9 libflutter_engine.so`flutter::Rasterizer::DrawToSurfaceUnsafe(long long, flutter::LayerTree&, float, std::_fl::optional<fml::TimePoint>) + 793
    frame #29: 0xb46628a5 libflutter_engine.so`flutter::Rasterizer::DrawToSurfacesUnsafe(flutter::FrameTimingsRecorder&, std::_fl::vector<std::_fl::unique_ptr<flutter::LayerTreeTask, std::_fl::default_delete<flutter::LayerTreeTask> >, std::_fl::allocator<std::_fl::unique_ptr<flutter::LayerTreeTask, std::_fl::default_delete<flutter::LayerTreeTask> > > >) + 933
    frame #30: 0xb46607d7 libflutter_engine.so`flutter::Rasterizer::DrawToSurfaces(flutter::FrameTimingsRecorder&, std::_fl::vector<std::_fl::unique_ptr<flutter::LayerTreeTask, std::_fl::default_delete<flutter::LayerTreeTask> >, std::_fl::allocator<std::_fl::unique_ptr<flutter::LayerTreeTask, std::_fl::default_delete<flutter::LayerTreeTask> > > >) + 215
    frame #31: 0xb466181f libflutter_engine.so`flutter::Rasterizer::DoDraw(std::_fl::unique_ptr<flutter::FrameTimingsRecorder, std::_fl::default_delete<flutter::FrameTimingsRecorder> >, std::_fl::vector<std::_fl::unique_ptr<flutter::LayerTreeTask, std::_fl::default_delete<flutter::LayerTreeTask> >, std::_fl::allocator<std::_fl::unique_ptr<flutter::LayerTreeTask, std::_fl::default_delete<flutter::LayerTreeTask> > > >) + 239
    frame #32: 0xb4665304 libflutter_engine.so`std::_fl::__function::__func<flutter::Rasterizer::Draw(std::_fl::shared_ptr<flutter::Pipeline<flutter::FrameItem> > const&)::$_0, std::_fl::allocator<flutter::Rasterizer::Draw(std::_fl::shared_ptr<flutter::Pipeline<flutter::FrameItem> > const&)::$_0>, void (std::_fl::unique_ptr<flutter::FrameItem, std::_fl::default_delete<flutter::FrameItem> >)>::operator()(std::_fl::unique_ptr<flutter::FrameItem, std::_fl::default_delete<flutter::FrameItem> >&&) + 100
    frame #33: 0xb4660f65 libflutter_engine.so`flutter::Pipeline<flutter::FrameItem>::Consume(std::_fl::function<void (std::_fl::unique_ptr<flutter::FrameItem, std::_fl::default_delete<flutter::FrameItem> >)> const&) + 325
    frame #34: 0xb4660ae5 libflutter_engine.so`flutter::Rasterizer::Draw(std::_fl::shared_ptr<flutter::Pipeline<flutter::FrameItem> > const&) + 165
    frame #35: 0xb467e31a libflutter_engine.so`std::_fl::__function::__func<fml::internal::CopyableLambda<flutter::Shell::OnAnimatorDraw(std::_fl::shared_ptr<flutter::Pipeline<flutter::FrameItem> >)::$_0>, std::_fl::allocator<fml::internal::CopyableLambda<flutter::Shell::OnAnimatorDraw(std::_fl::shared_ptr<flutter::Pipeline<flutter::FrameItem> >)::$_0> >, void ()>::operator()() + 122
    frame #36: 0xb3efbf9b libflutter_engine.so`fml::MessageLoopImpl::FlushTasks(fml::FlushType) + 283
    frame #37: 0xb3efbe43 libflutter_engine.so`fml::MessageLoopImpl::RunExpiredTasksNow() + 35
    frame #38: 0xb3f03ced libflutter_engine.so`fml::MessageLoopLinux::Run() + 157
    frame #39: 0xb3efbdea libflutter_engine.so`fml::MessageLoopImpl::DoRun() + 42
    frame #40: 0xb3efb993 libflutter_engine.so`fml::MessageLoop::Run() + 35
    frame #41: 0xb3f026f2 libflutter_engine.so`std::_fl::__function::__func<fml::Thread::Thread(std::_fl::function<void (fml::Thread::ThreadConfig const&)> const&, fml::Thread::ThreadConfig const&)::$_0, std::_fl::allocator<fml::Thread::Thread(std::_fl::function<void (fml::Thread::ThreadConfig const&)> const&, fml::Thread::ThreadConfig const&)::$_0>, void ()>::operator()() + 162
    frame #42: 0xb3f02359 libflutter_engine.so`fml::ThreadHandle::ThreadHandle(std::_fl::function<void ()>&&)::$_0::__invoke(void*) + 41
    frame #43: 0xb39e4f4c libpthread.so.0`___lldb_unnamed_symbol31$$libpthread.so.0 + 204
    frame #44: 0xb76b7ab6 libc.so.6`__clone at clone.S:108

[xiaowei-guan]

Embedder doesn't support texture when useing impeller to render,need implement it.