Fix caret paint invalidation issue on partial lifecycle updates

third_party/WebKit/Source/core/editing/DragCaret.cpp

 /*
  * Copyright (C) 2004, 2008, 2009, 2010 Apple Inc. All rights reserved.
  *
  * 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
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 31 matching lines @@
 }
 
 void DragCaret::clearPreviousVisualRect(const LayoutBlock& block) {
   m_displayItemClient->clearPreviousVisualRect(block);
 }
 
 void DragCaret::layoutBlockWillBeDestroyed(const LayoutBlock& block) {
   m_displayItemClient->layoutBlockWillBeDestroyed(block);
 }
 
-void DragCaret::updateStyleAndLayoutIfNeeded() {
-  m_displayItemClient->updateStyleAndLayoutIfNeeded(
+void DragCaret::updateForPaintInvalidation() {
+  m_displayItemClient->updateForPaintInvalidation(
       rootEditableElementOf(m_position.position()) ? m_position
                                                    : PositionWithAffinity());
 }
 
 void DragCaret::invalidatePaintIfNeeded(const LayoutBlock& block,
                                         const PaintInvalidatorContext& context,
                                         PaintInvalidationReason reason) {
   m_displayItemClient->invalidatePaintIfNeeded(block, context, reason);
 }
 
@@ skipping 46 matching lines @@
 void DragCaret::paintDragCaret(const LocalFrame* frame,
                                GraphicsContext& context,
                                const LayoutPoint& paintOffset) const {
   if (m_position.anchorNode()->document().frame() != frame)
     return;
   m_displayItemClient->paintCaret(context, paintOffset,
                                   DisplayItem::kDragCaret);
 }
 
 }  // namespace blink