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Bug 803826 - Assert the layer builder exists in DrawThebesLayer. r=mattwoodrow

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If the layer builder is NULL, this function will cause a crash. The layer
builder being NULL indicates a bug, so assert that it isn't.
This commit is contained in:
Chris Lord 2012-10-23 12:05:29 +01:00
parent d611c596a1
commit dec9634e6a
1 changed files with 1 additions and 0 deletions
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1
layout/base/FrameLayerBuilder.cpp
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@ -3110,6 +3110,7 @@ FrameLayerBuilder::DrawThebesLayer(ThebesLayer* aLayer,
(aCallbackData);
FrameLayerBuilder *layerBuilder = aLayer->Manager()->GetLayerBuilder();
NS_ASSERTION(layerBuilder, "Unexpectedly null layer builder!");
if (layerBuilder->CheckDOMModified())
return;