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No GPURasterizer::Draw trace event when layer tree holder is empty #19008

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Jun 12, 2020
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No GPURasterizer::Draw trace event when layer tree holder is empty #19008

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5 changes: 5 additions & 0 deletions shell/common/rasterizer.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -120,6 +120,11 @@ void Rasterizer::DrawLastLayerTree() {
}

void Rasterizer::Draw(std::shared_ptr<LayerTreeHolder> layer_tree_holder) {
if (layer_tree_holder->IsEmpty()) {
// We do not have any frame to raster.
FML_LOG(ERROR) << "empty frame!!!!!";
return;
}
TRACE_EVENT0("flutter", "GPURasterizer::Draw");
if (raster_thread_merger_ &&
!raster_thread_merger_->IsOnRasterizingThread()) {
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