Remove the remaining parts of ignorePendingStylesheets and placeholder styles.

sky/engine/core/editing/CompositeEditCommand.cpp

Index: sky/engine/core/editing/CompositeEditCommand.cpp
diff --git a/sky/engine/core/editing/CompositeEditCommand.cpp b/sky/engine/core/editing/CompositeEditCommand.cpp
index d4b8b59a209e68573687b43106b9196ed5261a27..9f7d83a6b1b5254b92efe14ade048dc5509dab3f 100644
--- a/sky/engine/core/editing/CompositeEditCommand.cpp
+++ b/sky/engine/core/editing/CompositeEditCommand.cpp
@@ -92,7 +92,7 @@ void EditCommandComposition::unapply()
     // Changes to the document may have been made since the last editing operation that require a layout, as in <rdar://problem/5658603>.
     // Low level operations, like RemoveNodeCommand, don't require a layout because the high level operations that use them perform one
     // if one is necessary (like for the creation of VisiblePositions).
-    m_document->updateLayoutIgnorePendingStylesheets();
+    m_document->updateLayout();
 
     {
         size_t size = m_commands.size();
@@ -112,7 +112,7 @@ void EditCommandComposition::reapply()
     // Changes to the document may have been made since the last editing operation that require a layout, as in <rdar://problem/5658603>.
     // Low level operations, like RemoveNodeCommand, don't require a layout because the high level operations that use them perform one
     // if one is necessary (like for the creation of VisiblePositions).
-    m_document->updateLayoutIgnorePendingStylesheets();
+    m_document->updateLayout();
 
     {
         size_t size = m_commands.size();
@@ -171,7 +171,7 @@ void CompositeEditCommand::apply()
     // Changes to the document may have been made since the last editing operation that require a layout, as in <rdar://problem/5658603>.
     // Low level operations, like RemoveNodeCommand, don't require a layout because the high level operations that use them perform one
     // if one is necessary (like for the creation of VisiblePositions).
-    document().updateLayoutIgnorePendingStylesheets();
+    document().updateLayout();
 
     LocalFrame* frame = document().frame();
     ASSERT(frame);