Removal of more temporary Range objects.

Source/core/dom/DocumentMarkerController.h

Index: Source/core/dom/DocumentMarkerController.h
diff --git a/Source/core/dom/DocumentMarkerController.h b/Source/core/dom/DocumentMarkerController.h
index 844d75b81c45c4db7db8a8548229cea7a64373ff..fb54a19dcf4bafc86ab687ae7f9d50fc86d373fd 100644
--- a/Source/core/dom/DocumentMarkerController.h
+++ b/Source/core/dom/DocumentMarkerController.h
@@ -64,6 +64,8 @@ public:
     void addMarker(Range*, DocumentMarker::MarkerType);
     void addMarker(Range*, DocumentMarker::MarkerType, const String& description);
     void addMarker(Range*, DocumentMarker::MarkerType, const String& description, uint32_t hash);
+    void addMarker(const Position& start, const Position& end, DocumentMarker::MarkerType);
+    void addMarker(const Position& start, const Position& end, DocumentMarker::MarkerType, const String& description);
     void addTextMatchMarker(const Range*, bool activeMatch);
 
     void copyMarkers(Node* srcNode, unsigned startOffset, int length, Node* dstNode, int delta);