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Bug 895116: Lock the mask texture before compositing with BasicCompositor r=bas
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@ -291,6 +291,7 @@ BasicCompositor::DrawQuad(const gfx::Rect& aRect, const gfx::Rect& aClipRect,
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Matrix maskTransform;
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if (aEffectChain.mSecondaryEffects[EFFECT_MASK]) {
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EffectMask *effectMask = static_cast<EffectMask*>(aEffectChain.mSecondaryEffects[EFFECT_MASK].get());
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static_cast<DeprecatedTextureHost*>(effectMask->mMaskTexture)->Lock();
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sourceMask = effectMask->mMaskTexture->AsSourceBasic()->GetSurface();
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MOZ_ASSERT(effectMask->mMaskTransform.Is2D(), "How did we end up with a 3D transform here?!");
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MOZ_ASSERT(!effectMask->mIs3D);
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@ -348,6 +349,11 @@ BasicCompositor::DrawQuad(const gfx::Rect& aRect, const gfx::Rect& aClipRect,
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}
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}
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if (aEffectChain.mSecondaryEffects[EFFECT_MASK]) {
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EffectMask *effectMask = static_cast<EffectMask*>(aEffectChain.mSecondaryEffects[EFFECT_MASK].get());
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static_cast<DeprecatedTextureHost*>(effectMask->mMaskTexture)->Unlock();
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}
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dest->SetTransform(oldTransform);
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dest->PopClip();
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}
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