Remove the remaining parts of ignorePendingStylesheets and placeholder styles.

sky/engine/core/editing/TextIterator.cpp

Index: sky/engine/core/editing/TextIterator.cpp
diff --git a/sky/engine/core/editing/TextIterator.cpp b/sky/engine/core/editing/TextIterator.cpp
index a2f878558d49d68ab22fff6577fd9617d9ad26fd..439b2f00a2cfcdc021da4b486cf23b4b1ca1ebba 100644
--- a/sky/engine/core/editing/TextIterator.cpp
+++ b/sky/engine/core/editing/TextIterator.cpp
@@ -321,7 +321,7 @@ void TextIterator::initialize(const Position& start, const Position& end)
     if (!m_node)
         return;
 
-    m_node->document().updateLayoutIgnorePendingStylesheets();
+    m_node->document().updateLayout();
 
     setUpFullyClippedStack(m_fullyClippedStack, m_node);
     m_offset = m_node == m_startContainer ? m_startOffset : 0;