Removal of more temporary Range objects.

Source/core/dom/DocumentMarkerController.cpp

Index: Source/core/dom/DocumentMarkerController.cpp
diff --git a/Source/core/dom/DocumentMarkerController.cpp b/Source/core/dom/DocumentMarkerController.cpp
index d7ebca2956ac1213eb96d322f10245bda214e52a..7d5066f6becce0ff3c2e34afdd281d5278b434cb 100644
--- a/Source/core/dom/DocumentMarkerController.cpp
+++ b/Source/core/dom/DocumentMarkerController.cpp
@@ -119,6 +119,22 @@ void DocumentMarkerController::addMarker(Range* range, DocumentMarker::MarkerTyp
 
 }
 
+void DocumentMarkerController::addMarker(const Position& start, const Position& end, DocumentMarker::MarkerType type, const String& description)
+{
+    // Use a TextIterator to visit the potentially multiple nodes the range covers.
+    for (TextIterator markedText(start, end); !markedText.atEnd(); markedText.advance()) {
+        addMarker(markedText.startContainer(), DocumentMarker(type, markedText.startOffset(), markedText.endOffset(), description));
+    }
+}
+
+void DocumentMarkerController::addMarker(const Position& start, const Position& end, DocumentMarker::MarkerType type)
+{
+    // Use a TextIterator to visit the potentially multiple nodes the range covers.
+    for (TextIterator markedText(start, end); !markedText.atEnd(); markedText.advance()) {
+        addMarker(markedText.startContainer(), DocumentMarker(type, markedText.startOffset(), markedText.endOffset()));
+    }
+}
+
 void DocumentMarkerController::addTextMatchMarker(const Range* range, bool activeMatch)
 {
     // Use a TextIterator to visit the potentially multiple nodes the range covers.