cc/trees/layer_tree_host_impl.cc - Issue 60513007: Add SwapPromise support to LayerTreeHost and LayerTreeImpl

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Unified Diff: cc/trees/layer_tree_host_impl.cc

Issue 60513007: Add SwapPromise support to LayerTreeHost and LayerTreeImpl (Closed) Base URL: http://git.chromium.org/chromium/src.git@master

Patch Set: address Dana's comments Created 7 years, 1 month ago

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Index: cc/trees/layer_tree_host_impl.cc

diff --git a/cc/trees/layer_tree_host_impl.cc b/cc/trees/layer_tree_host_impl.cc

index 53afea7541e9a3f0d57938db88579845b768435c..c7293b05d49656f4c24e3591bdfc7445017990de 100644

--- a/cc/trees/layer_tree_host_impl.cc

+++ b/cc/trees/layer_tree_host_impl.cc

@@ -1400,10 +1400,13 @@ const RendererCapabilities& LayerTreeHostImpl::GetRendererCapabilities() const {

}

bool LayerTreeHostImpl::SwapBuffers(const LayerTreeHostImpl::FrameData& frame) {

- if (frame.has_no_damage)

+ if (frame.has_no_damage) {

+ active_tree()->BreakSwapPromises(SwapPromise::SWAP_FAILS);

return false;

+ }

renderer_->SwapBuffers();

active_tree_->ClearLatencyInfo();

+ active_tree()->FinishSwapPromises();

return true;

}