Index: cc/delegated_renderer_layer_impl.cc |
diff --git a/cc/delegated_renderer_layer_impl.cc b/cc/delegated_renderer_layer_impl.cc |
index 3f77a55dc9bc2d6ede70009de2a594e50da5389a..4101ab727f1515cb29cc0c298d4e2230e61589ed 100644 |
--- a/cc/delegated_renderer_layer_impl.cc |
+++ b/cc/delegated_renderer_layer_impl.cc |
@@ -58,7 +58,8 @@ void DelegatedRendererLayerImpl::setRenderPasses(ScopedPtrVector<RenderPass>& re |
if (!m_renderPassesInDrawOrder.isEmpty()) { |
gfx::RectF newRootDamage = m_renderPassesInDrawOrder.last()->damageRect(); |
- m_renderPassesInDrawOrder.last()->setDamageRect(oldRootDamage.Union(newRootDamage)); |
+ newRootDamage.Union(oldRootDamage); |
+ m_renderPassesInDrawOrder.last()->setDamageRect(newRootDamage); |
} |
} |