In-place modification of drag related functionality present in LocalFrame

third_party/WebKit/Source/core/clipboard/DataTransfer.h

Index: third_party/WebKit/Source/core/clipboard/DataTransfer.h
diff --git a/third_party/WebKit/Source/core/clipboard/DataTransfer.h b/third_party/WebKit/Source/core/clipboard/DataTransfer.h
index e9f8cced8d5746ed6b1e10bde1ffab7eae1a889a..68cab1512ef44cce41c6cb27bfe29b341a73fd3b 100644
--- a/third_party/WebKit/Source/core/clipboard/DataTransfer.h
+++ b/third_party/WebKit/Source/core/clipboard/DataTransfer.h
@@ -44,6 +44,8 @@ class FileList;
 class FrameSelection;
 class LocalFrame;
 class Node;
+class PaintRecordBuilder;
+class PropertyTreeState;
 
 // Used for drag and drop and copy/paste.
 // Drag and Drop:
@@ -132,6 +134,16 @@ class CORE_EXPORT DataTransfer final
 
   DataObject* GetDataObject() const;
 
+  static FloatRect DeviceSpaceBounds(const FloatRect, const LocalFrame&);
+  static std::unique_ptr<DragImage> CreateDragImageForFrame(
+      const LocalFrame&,
+      float,
+      RespectImageOrientationEnum,
+      const FloatRect&,
+      PaintRecordBuilder&,
+      const PropertyTreeState&);
+  static std::unique_ptr<DragImage> NodeImage(const LocalFrame&, Node&);
+
   DECLARE_TRACE();
 
  private: