[refactor] Remove WebWidget::applyReplacementRange

third_party/WebKit/Source/web/WebInputMethodControllerImpl.cpp

 // 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.
 
 #include "web/WebInputMethodControllerImpl.h"
 
 #include "core/InputTypeNames.h"
 #include "core/dom/DocumentUserGestureToken.h"
 #include "core/editing/EditingUtilities.h"
 #include "core/editing/Editor.h"
@@ skipping 28 matching lines @@
                            : nullptr;
 }
 
 DEFINE_TRACE(WebInputMethodControllerImpl) {
   visitor->trace(m_webLocalFrame);
 }
 
 bool WebInputMethodControllerImpl::setComposition(
     const WebString& text,
     const WebVector<WebCompositionUnderline>& underlines,
+    const WebRange& replacementRange,
     int selectionStart,
     int selectionEnd) {
   if (WebPlugin* plugin = focusedPluginIfInputMethodSupported()) {
     return plugin->setComposition(text, underlines, selectionStart,
                                   selectionEnd);
   }
 
   // We should use this |editor| object only to complete the ongoing
   // composition.
   if (!frame()->editor().canEdit() && !inputMethodController().hasComposition())
     return false;
 
+  // Select the range to be replaced with the composition later.
+  if (!replacementRange.isNull())
+    m_webLocalFrame->selectRange(replacementRange);
+
   // We should verify the parent node of this IME composition node are
   // editable because JavaScript may delete a parent node of the composition
   // node. In this case, WebKit crashes while deleting texts from the parent
   // node, which doesn't exist any longer.
   const EphemeralRange range =
       inputMethodController().compositionEphemeralRange();
   if (range.isNotNull()) {
     Node* node = range.startPosition().computeContainerNode();
     frame()->document()->updateStyleAndLayoutTree();
     if (!node || !hasEditableStyle(*node))
@@ skipping 40 matching lines @@
 
   return inputMethodController().finishComposingText(
       selectionBehavior == WebInputMethodController::KeepSelection
           ? InputMethodController::KeepSelection
           : InputMethodController::DoNotKeepSelection);
 }
 
 bool WebInputMethodControllerImpl::commitText(
     const WebString& text,
     const WebVector<WebCompositionUnderline>& underlines,
+    const WebRange& replacementRange,
     int relativeCaretPosition) {
   UserGestureIndicator gestureIndicator(DocumentUserGestureToken::create(
       frame()->document(), UserGestureToken::NewGesture));
 
   if (WebPlugin* plugin = focusedPluginIfInputMethodSupported())
     return plugin->commitText(text, underlines, relativeCaretPosition);
 
+  // Select the range to be replaced with the composition later.
+  if (!replacementRange.isNull())
+    m_webLocalFrame->selectRange(replacementRange);
+
   // TODO(xiaochengh): The use of updateStyleAndLayoutIgnorePendingStylesheets
   // needs to be audited.  See http://crbug.com/590369 for more details.
   frame()->document()->updateStyleAndLayoutIgnorePendingStylesheets();
 
   return inputMethodController().commitText(
       text, CompositionUnderlineVectorBuilder(underlines),
       relativeCaretPosition);
 }
 
 WebTextInputInfo WebInputMethodControllerImpl::textInputInfo() {
@@ skipping 16 matching lines @@
 WebPlugin* WebInputMethodControllerImpl::focusedPluginIfInputMethodSupported()
     const {
   WebPluginContainerImpl* container =
       WebLocalFrameImpl::currentPluginContainer(frame());
   if (container && container->supportsInputMethod())
     return container->plugin();
   return nullptr;
 }
 
 }  // namespace blink