canvas: Deallocate WebRender images on canvas

Fixes #11062

Depends on: #11744, https://github.com/servo/webrender_traits/pull/57, and https://github.com/servo/webrender/pull/292
This commit is contained in:
Emilio Cobos Álvarez 2016-06-15 14:17:13 +02:00 committed by Emilio Cobos Álvarez
parent 68aca87e30
commit b7d45fe096
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2 changed files with 16 additions and 0 deletions

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@ -195,3 +195,11 @@ impl WebGLPaintThread {
}
}
}
impl Drop for WebGLPaintThread {
fn drop(&mut self) {
if let WebGLPaintTaskData::Readback(_, Some((ref mut wr, image_key))) = self.data {
wr.delete_image(image_key);
}
}
}