Add DocumentMarker::createCompositionMarker()

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

Index: third_party/WebKit/Source/core/editing/markers/DocumentMarker.h
diff --git a/third_party/WebKit/Source/core/editing/markers/DocumentMarker.h b/third_party/WebKit/Source/core/editing/markers/DocumentMarker.h
index 6952d56a9d35a1238035f1fb2e0e377ad0d1f18c..fc728b97d4b5713a9e0a3e4443f768542a779dcd 100644
--- a/third_party/WebKit/Source/core/editing/markers/DocumentMarker.h
+++ b/third_party/WebKit/Source/core/editing/markers/DocumentMarker.h
@@ -136,15 +136,15 @@ class CORE_EXPORT DocumentMarker : public GarbageCollected<DocumentMarker> {
 
   virtual DocumentMarker* clone() const;
 
+  static DocumentMarker* createCompositionMarker(unsigned startOffset,
+                                                 unsigned endOffset,
+                                                 Color underlineColor,
+                                                 bool thick,
+                                                 Color backgroundColor);
   DocumentMarker(MarkerType,
                  unsigned startOffset,
                  unsigned endOffset,
                  const String& description);
-  DocumentMarker(unsigned startOffset,
-                 unsigned endOffset,
-                 Color underlineColor,
-                 bool thick,
-                 Color backgroundColor);
 
   MarkerType type() const { return m_type; }
   unsigned startOffset() const { return m_startOffset; }
@@ -190,6 +190,11 @@ class CORE_EXPORT DocumentMarker : public GarbageCollected<DocumentMarker> {
   DocumentMarker(unsigned startOffset, unsigned endOffset, bool activeMatch);
 
  private:
+  DocumentMarker(MarkerType,
+                 unsigned startOffset,
+                 unsigned endOffset,
+                 DocumentMarkerDetails*);
+
   MarkerType m_type;
   unsigned m_startOffset;
   unsigned m_endOffset;