ui/accelerated_widget_mac/ca_renderer_layer_tree.mm - Issue 2181713004: Mac: Correct CALayer reuse logic

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Unified Diff: ui/accelerated_widget_mac/ca_renderer_layer_tree.mm

Issue 2181713004: Mac: Correct CALayer reuse logic (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master

Patch Set: Created 4 years, 5 months ago

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Index: ui/accelerated_widget_mac/ca_renderer_layer_tree.mm

diff --git a/ui/accelerated_widget_mac/ca_renderer_layer_tree.mm b/ui/accelerated_widget_mac/ca_renderer_layer_tree.mm

index d5b3734a72676c4e534753b54e55c877b84bdc01..dcc8cca2b2029dfd5ff5dba6e9059ecb3f0c0589 100644

--- a/ui/accelerated_widget_mac/ca_renderer_layer_tree.mm

+++ b/ui/accelerated_widget_mac/ca_renderer_layer_tree.mm

@@ -556,7 +556,10 @@ bool AVSampleBufferDisplayLayerEnqueueIOSurface(

ca_layer.reset([[CALayer alloc] init]);

}

[ca_layer setAnchorPoint:CGPointZero];

- [superlayer addSublayer:ca_layer];

+ if (old_layer && old_layer->ca_layer)

+ [superlayer replaceSublayer:old_layer->ca_layer with:ca_layer];

+ else

+ [superlayer addSublayer:ca_layer];

}

DCHECK_EQ([ca_layer superlayer], superlayer);

bool update_anything = update_contents || update_contents_rect ||

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