Make FrameSelection to hold non-canonicalized positions

third_party/WebKit/Source/core/editing/FrameCaret.h

Index: third_party/WebKit/Source/core/editing/FrameCaret.h
diff --git a/third_party/WebKit/Source/core/editing/FrameCaret.h b/third_party/WebKit/Source/core/editing/FrameCaret.h
index b546a8082bddb9e160d52a19651becfc3d4986dc..a6f13d14ef3f30a4a77262c40b3539b56d20117c 100644
--- a/third_party/WebKit/Source/core/editing/FrameCaret.h
+++ b/third_party/WebKit/Source/core/editing/FrameCaret.h
@@ -58,7 +58,7 @@ class CORE_EXPORT FrameCaret final
   const DisplayItemClient& displayItemClient() const;
   bool isActive() const { return caretPosition().isNotNull(); }
 
-  void updateAppearance();
+  void scheduleVisualUpdateForPaintInvalidationIfNeeded();
 
   // Used to suspend caret blinking while the mouse is down.
   void setCaretBlinkingSuspended(bool suspended) {
@@ -99,8 +99,7 @@ class CORE_EXPORT FrameCaret final
   bool shouldBlinkCaret() const;
   void caretBlinkTimerFired(TimerBase*);
   bool caretPositionIsValidForDocument(const Document&) const;
-
-  void scheduleVisualUpdateForPaintInvalidationIfNeeded();
+  void updateAppearance();
 
   const Member<const SelectionEditor> m_selectionEditor;
   const Member<LocalFrame> m_frame;