[WIP] Change DocumentMarkerController::add*Marker() methods to take an EphemeralRange

third_party/WebKit/Source/core/editing/markers/DocumentMarkerController.h

Index: third_party/WebKit/Source/core/editing/markers/DocumentMarkerController.h
diff --git a/third_party/WebKit/Source/core/editing/markers/DocumentMarkerController.h b/third_party/WebKit/Source/core/editing/markers/DocumentMarkerController.h
index 78c73cd0908da776e1b01e90852e6e09e0df1623..f6b7736e6a18e64014f281ff647dea1c815e5e6d 100644
--- a/third_party/WebKit/Source/core/editing/markers/DocumentMarkerController.h
+++ b/third_party/WebKit/Source/core/editing/markers/DocumentMarkerController.h
@@ -55,15 +55,12 @@ class CORE_EXPORT DocumentMarkerController final
   void clear();
   void addMarker(Node*, DocumentMarker*);
 
-  void addSpellingMarker(const Position& start,
-                         const Position& end,
+  void addSpellingMarker(const EphemeralRange&,
                          const String& description = emptyString);
-  void addGrammarMarker(const Position& start,
-                        const Position& end,
+  void addGrammarMarker(const EphemeralRange&,
                         const String& description = emptyString);
   void addTextMatchMarker(const EphemeralRange&, bool activeMatch);
-  void addCompositionMarker(const Position& start,
-                            const Position& end,
+  void addCompositionMarker(const EphemeralRange&,
                             Color underlineColor,
                             bool thick,
                             Color backgroundColor);
@@ -138,8 +135,7 @@ class CORE_EXPORT DocumentMarkerController final
  private:
   using MarkerMap = HeapHashMap<WeakMember<Node>, Member<DocumentMarkerList>>;
 
-  void addGrammarOrSpellingMarker(const Position& start,
-                                  const Position& end,
+  void addGrammarOrSpellingMarker(const EphemeralRange&,
                                   DocumentMarker::MarkerType,
                                   const String& description);
   DocumentMarkerList* createMarkerListOfType(DocumentMarker::MarkerType);