[InputEvent] Fire 'beforeinput' during typing, pressing hot keys and IME composition

third_party/WebKit/Source/core/editing/EditingUtilities.h

Index: third_party/WebKit/Source/core/editing/EditingUtilities.h
diff --git a/third_party/WebKit/Source/core/editing/EditingUtilities.h b/third_party/WebKit/Source/core/editing/EditingUtilities.h
index 98dcdd914f4cc4b81dce5259d132741d5f171aa6..fc734a7a81a60814f80e65f46e2891ea3fc3dce9 100644
--- a/third_party/WebKit/Source/core/editing/EditingUtilities.h
+++ b/third_party/WebKit/Source/core/editing/EditingUtilities.h
@@ -33,6 +33,7 @@
 #include "core/editing/PositionWithAffinity.h"
 #include "core/editing/VisiblePosition.h"
 #include "core/editing/VisibleSelection.h"
+#include "core/events/InputEvent.h"
 #include "platform/text/TextDirection.h"
 #include "wtf/Forward.h"
 #include "wtf/text/CharacterNames.h"
@@ -344,6 +345,15 @@ inline bool isAmbiguousBoundaryCharacter(UChar character)
 String stringWithRebalancedWhitespace(const String&, bool startIsStartOfParagraph, bool endIsEndOfParagraph);
 const String& nonBreakingSpaceString();
 
+// -------------------------------------------------------------------------
+// Events
+// -------------------------------------------------------------------------
+
+// Functions dispatch InputEvent
+DispatchEventResult dispatchBeforeInputInsertText(EventTarget*, const String& data);
+DispatchEventResult dispatchBeforeInputFromComposition(EventTarget*, InputEvent::InputType, const String& data);
+DispatchEventResult dispatchBeforeInputEditorCommand(EventTarget*, InputEvent::InputType, const String& data = "");
+
 } // namespace blink
 
 #endif