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Bug 991067 - Null check mSurface in BasicCanvasLayer to match previous behaviour. r=roc
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@ -30,6 +30,10 @@ BasicCanvasLayer::Paint(DrawTarget* aDT, Layer* aMaskLayer)
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UpdateTarget();
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FireDidTransactionCallback();
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if (!mSurface) {
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return;
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}
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Matrix m;
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if (mNeedsYFlip) {
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m = aDT->GetTransform();
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