Delete invalidateTreeIfNeeded.

sky/engine/core/rendering/RenderLayer.cpp

Index: sky/engine/core/rendering/RenderLayer.cpp
diff --git a/sky/engine/core/rendering/RenderLayer.cpp b/sky/engine/core/rendering/RenderLayer.cpp
index 2bfcc5ac60a215fba0a25e4a026a839660d1c3ef..2ffe2e31e1722ba118d989c45f9808d335989809 100644
--- a/sky/engine/core/rendering/RenderLayer.cpp
+++ b/sky/engine/core/rendering/RenderLayer.cpp
@@ -714,7 +714,6 @@ void RenderLayer::removeOnlyThisLayer()
         removeChild(current);
         m_parent->addChild(current, nextSib);
 
-        current->renderer()->setShouldDoFullPaintInvalidation(true);
         // FIXME: We should call a specialized version of this function.
         current->updateLayerPositionsAfterLayout();
         current = next;
@@ -2003,15 +2002,6 @@ void RenderLayer::filterNeedsPaintInvalidation()
 {
 }
 
-void RenderLayer::setShouldDoFullPaintInvalidationIncludingNonCompositingDescendants()
-{
-    renderer()->setShouldDoFullPaintInvalidation(true);
-
-    for (RenderLayer* child = firstChild(); child; child = child->nextSibling()) {
-        child->setShouldDoFullPaintInvalidationIncludingNonCompositingDescendants();
-    }
-}
-
 } // namespace blink
 
 #ifndef NDEBUG