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Bug 1501120 - Fix faulty assert when calculating memory footprint of animation. r=tnikkel

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Differential Revision: https://phabricator.services.mozilla.com/D9506
This commit is contained in:
Andrew Osmond 2018-10-23 07:59:18 -04:00
parent 782c5ea2b9
commit 8066d5c0b3
1 changed files with 6 additions and 3 deletions
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9
image/AnimationFrameBuffer.cpp
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@ -305,10 +305,13 @@ AnimationFrameDiscardingQueue::AddSizeOfExcludingThis(MallocSizeOf aMallocSizeOf
for (const RefPtr<imgFrame>& frame : mDisplay) {
++i;
if (mSize < i) {
// First frame again, we already covered it above.
MOZ_ASSERT(mFirstFrame.get() == frame.get());
i = 1;
continue;
if (mFirstFrame.get() == frame.get()) {
// First frame again, we already covered it above. We can have a
// different frame in the first frame position in the discard queue
// on subsequent passes of the animation. This is useful for recycling.
continue;
}
}
frame->AddSizeOfExcludingThis(aMallocSizeOf,