Remove IME API from Blink

Source/core/editing/InputMethodController.cpp

 /*
  * Copyright (C) 2006, 2007, 2008, 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
@@ skipping 120 matching lines @@
         return true;
     }
 
     if (confirmBehavior != KeepSelection)
         return confirmComposition();
 
     SelectionOffsetsScope selectionOffsetsScope(this);
     return confirmComposition();
 }
 
-void InputMethodController::confirmCompositionAndResetState()
-{
-    if (!hasComposition())
-        return;
-
-    // ChromeClient::willSetInputMethodState() resets input method and the composition string is committed.
-    frame().chromeClient().willSetInputMethodState();
-}
-
 void InputMethodController::cancelComposition()
 {
     finishComposition(emptyString(), CancelComposition);
 }
 
 void InputMethodController::cancelCompositionIfSelectionIsInvalid()
 {
     if (!hasComposition() || editor().preventRevealSelection())
         return;
 
@@ skipping 24 matching lines @@
     else
         selectComposition();
 
     if (frame().selection().isNone())
         return false;
 
     // Dispatch a compositionend event to the focused node.
     // We should send this event before sending a TextEvent as written in Section 6.2.2 and 6.2.3 of
     // the DOM Event specification.
     if (Element* target = frame().document()->focusedElement()) {
-        unsigned baseOffset = frame().selection().base().downstream().deprecatedEditingOffset();
-        Vector<CompositionUnderline> underlines;
-        for (auto underline : m_customCompositionUnderlines) {
-            underline.startOffset -= baseOffset;
-            underline.endOffset -= baseOffset;
-            underlines.append(underline);
-        }
-        RefPtrWillBeRawPtr<CompositionEvent> event = CompositionEvent::create(EventTypeNames::compositionend, frame().domWindow(), text, underlines);
+        RefPtrWillBeRawPtr<CompositionEvent> event = CompositionEvent::create(EventTypeNames::compositionend, frame().domWindow(), text);
         target->dispatchEvent(event, IGNORE_EXCEPTION);
     }
 
     // If text is empty, then delete the old composition here. If text is non-empty, InsertTextCommand::input
     // will delete the old composition with an optimized replace operation.
     if (text.isEmpty() && mode != CancelComposition) {
         ASSERT(frame().document());
         TypingCommand::deleteSelection(*frame().document(), 0);
     }
 
@@ skipping 38 matching lines @@
         //    Send a compositionupdate event when this function updates the existing composition
         //    node, i.e. m_compositionNode != 0 && !text.isEmpty().
         // 3. Canceling the ongoing composition.
         //    Send a compositionend event when function deletes the existing composition node, i.e.
         //    m_compositionNode != 0 && test.isEmpty().
         RefPtrWillBeRawPtr<CompositionEvent> event = nullptr;
         if (!hasComposition()) {
             // We should send a compositionstart event only when the given text is not empty because this
             // function doesn't create a composition node when the text is empty.
             if (!text.isEmpty()) {
-                target->dispatchEvent(CompositionEvent::create(EventTypeNames::compositionstart, frame().domWindow(), frame().selectedText(), underlines));
-                event = CompositionEvent::create(EventTypeNames::compositionupdate, frame().domWindow(), text, underlines);
+                target->dispatchEvent(CompositionEvent::create(EventTypeNames::compositionstart, frame().domWindow(), frame().selectedText()));
+                event = CompositionEvent::create(EventTypeNames::compositionupdate, frame().domWindow(), text);
             }
         } else {
             if (!text.isEmpty())
-                event = CompositionEvent::create(EventTypeNames::compositionupdate, frame().domWindow(), text, underlines);
+                event = CompositionEvent::create(EventTypeNames::compositionupdate, frame().domWindow(), text);
             else
-                event = CompositionEvent::create(EventTypeNames::compositionend, frame().domWindow(), text, underlines);
+                event = CompositionEvent::create(EventTypeNames::compositionend, frame().domWindow(), text);
         }
         if (event.get())
             target->dispatchEvent(event, IGNORE_EXCEPTION);
     }
 
     // If text is empty, then delete the old composition here. If text is non-empty, InsertTextCommand::input
     // will delete the old composition with an optimized replace operation.
     if (text.isEmpty()) {
         ASSERT(frame().document());
         TypingCommand::deleteSelection(*frame().document(), TypingCommand::PreventSpellChecking);
@@ skipping 146 matching lines @@
     TypingCommand::deleteSelection(*frame().document());
 }
 
 DEFINE_TRACE(InputMethodController)
 {
     visitor->trace(m_frame);
     visitor->trace(m_compositionNode);
 }
 
 } // namespace blink