CONTINUED Make FrameSelection to hold non-canonicalized positions

third_party/WebKit/Source/core/editing/PendingSelection.cpp

Index: third_party/WebKit/Source/core/editing/PendingSelection.cpp
diff --git a/third_party/WebKit/Source/core/editing/PendingSelection.cpp b/third_party/WebKit/Source/core/editing/PendingSelection.cpp
index da2ae734d4a63734c3ea40430f1ee0d54ef9e463..0d53fb1383c590f28157217bba87a1e8183a97e2 100644
--- a/third_party/WebKit/Source/core/editing/PendingSelection.cpp
+++ b/third_party/WebKit/Source/core/editing/PendingSelection.cpp
@@ -110,10 +110,13 @@ void PendingSelection::commit(LayoutView& layoutView) {
   if (!hasPendingSelection())
     return;
   DCHECK(!layoutView.needsLayout());
+  // We should check have |DCHECK(!document().m_needsLayout()); but,
+  // media/track/track-model.html and others don't satisfied.
+  // m_frameSelection->document().assertLayoutTreeIsUpToDate();
   m_hasPendingSelection = false;
 
   const VisibleSelectionInFlatTree& originalSelection =
-      m_frameSelection->visibleSelection<EditingInFlatTreeStrategy>();
+      m_frameSelection->computeVisibleSelectionInFlatTree();
 
   // Skip if pending VisibilePositions became invalid before we reach here.
   if (!isSelectionInDocument(originalSelection, layoutView.document()))