Remove the PaintInvalidation DocumentLifeCycle states.

sky/engine/core/animation/DocumentAnimations.cpp

Index: sky/engine/core/animation/DocumentAnimations.cpp
diff --git a/sky/engine/core/animation/DocumentAnimations.cpp b/sky/engine/core/animation/DocumentAnimations.cpp
index ea622c8bd6613eb6174cc42e6bfa7774535adbce..d39cb7a8cb1ce4615464b1745526ab852464c676 100644
--- a/sky/engine/core/animation/DocumentAnimations.cpp
+++ b/sky/engine/core/animation/DocumentAnimations.cpp
@@ -72,7 +72,7 @@ bool DocumentAnimations::needsOutdatedAnimationPlayerUpdate(const Document& docu
 // FIXME: Rename to updateCompositorAnimations
 void DocumentAnimations::startPendingAnimations(Document& document)
 {
-    ASSERT(document.lifecycle().state() == DocumentLifecycle::PaintInvalidationClean);
+    ASSERT(document.lifecycle().state() == DocumentLifecycle::StyleAndLayoutClean);
     if (document.pendingAnimations().update()) {
         ASSERT(document.view());
         document.view()->scheduleAnimation();