[InputEvent] Support |deleteByCut|&|insertFromPaste| with |dataTransfer| field

third_party/WebKit/Source/core/events/InputEvent.h

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef InputEvent_h
 #define InputEvent_h
 
+#include "core/clipboard/DataTransfer.h"
 #include "core/dom/StaticRange.h"
 #include "core/events/InputEventInit.h"
 #include "core/events/UIEvent.h"
 
 namespace blink {
 
 class InputEvent final : public UIEvent {
     DEFINE_WRAPPERTYPEINFO();
 
 public:
     static InputEvent* create(const AtomicString& type, const InputEventInit& initializer)
     {
         return new InputEvent(type, initializer);
     }
 
     enum class InputType {
         None,
         // Insertion.
         InsertText,
         InsertNonText,
         InsertLineBreak,
         InsertParagraph,
         InsertOrderedList,
         InsertUnorderedList,
         InsertHorizontalRule,
+        InsertFromPaste,
         // Deletion.
         DeleteComposedCharacterForward,
         DeleteComposedCharacterBackward,
         DeleteWordBackward,
         DeleteWordForward,
         DeleteLineBackward,
         DeleteLineForward,
         DeleteContentBackward,
         DeleteContentForward,
+        DeleteByCut,
         // Command.
         Undo,
         Redo,
-        Copy,
-        Cut,
-        Paste,
         // Styling.
         Bold,
         Italic,
         Underline,
         StrikeThrough,
         Superscript,
         Subscript,
         // Formatting.
         JustifyCenter,
         JustifyRight,
@@ skipping 23 matching lines @@
         NotCancelable = false,
         IsCancelable = true,
     };
 
     enum EventIsComposing : bool {
         NotComposing = false,
         IsComposing = true,
     };
 
     static InputEvent* createBeforeInput(InputType, const String& data, EventCancelable, EventIsComposing, const RangeVector*);
+    static InputEvent* createBeforeInput(InputType, DataTransfer*, EventCancelable, EventIsComposing, const RangeVector*);
     static InputEvent* createInput(InputType, const String& data, EventIsComposing, const RangeVector*);
 
     String inputType() const;
     const String& data() const { return m_data; }
+    DataTransfer* dataTransfer() const { return m_dataTransfer.get(); }
     bool isComposing() const { return m_isComposing; }
     // Returns a copy of target ranges during event dispatch, and returns an empty
     // vector after dispatch.
     StaticRangeVector getRanges() const;
 
     bool isInputEvent() const override;
 
     EventDispatchMediator* createMediator() override;
 
     DECLARE_VIRTUAL_TRACE();
 
 private:
     friend class InputEventDispatchMediator;
     InputEvent(const AtomicString&, const InputEventInit&);
 
     InputType m_inputType;
     String m_data;
+    Member<DataTransfer> m_dataTransfer;
     bool m_isComposing;
     // We have to stored |Range| internally and only expose |StaticRange|, please
     // see comments in |InputEventDispatchMediator::dispatchEvent()|.
     RangeVector m_ranges;
 };
 
 class InputEventDispatchMediator final : public EventDispatchMediator {
 public:
     static InputEventDispatchMediator* create(InputEvent*);
 
 private:
     explicit InputEventDispatchMediator(InputEvent*);
     InputEvent& event() const;
     DispatchEventResult dispatchEvent(EventDispatcher&) const override;
 };
 
 DEFINE_EVENT_TYPE_CASTS(InputEvent);
 
 } // namespace blink
 
 #endif // InputEvent_h