Make SpellChecker::respondToChangedSelection() to take Position instead of VisibleSelection

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

Index: third_party/WebKit/Source/core/editing/Editor.h
diff --git a/third_party/WebKit/Source/core/editing/Editor.h b/third_party/WebKit/Source/core/editing/Editor.h
index abe4db1cc5ba55eede6e3dd301d6c3c886bba06a..27e6d9f4b37830f391b80e3ab4b76dc40297268e 100644
--- a/third_party/WebKit/Source/core/editing/Editor.h
+++ b/third_party/WebKit/Source/core/editing/Editor.h
@@ -246,7 +246,7 @@ class CORE_EXPORT Editor final : public GarbageCollectedFinalized<Editor> {
   // |firstRectForRange| requires up-to-date layout.
   IntRect firstRectForRange(const EphemeralRange&) const;
 
-  void respondToChangedSelection(const VisibleSelection& oldSelection,
+  void respondToChangedSelection(const Position& oldSelectionStart,
                                  FrameSelection::SetSelectionOptions);
 
   bool markedTextMatchesAreHighlighted() const;