Fix caret paint invalidation issue on partial lifecycle updates

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

Index: third_party/WebKit/Source/core/editing/CaretDisplayItemClient.h
diff --git a/third_party/WebKit/Source/core/editing/CaretDisplayItemClient.h b/third_party/WebKit/Source/core/editing/CaretDisplayItemClient.h
index 576381e0f7a23dae49da8521e18c93c24bd8a043..91bbf2e3f73c06912eaa341fc36f91e69617d5ca 100644
--- a/third_party/WebKit/Source/core/editing/CaretDisplayItemClient.h
+++ b/third_party/WebKit/Source/core/editing/CaretDisplayItemClient.h
@@ -69,9 +69,9 @@ class CaretDisplayItemClient final : public DisplayItemClient {
     m_layoutBlock = nullptr;
   }
 
-  // Called when a FrameView finishes layout. Updates style and geometry of the
-  // caret for paint invalidation and painting.
-  void updateStyleAndLayoutIfNeeded(const PositionWithAffinity& caretPosition);
+  // Called before a FrameView starts paint invalidation. Updates style and
+  // geometry of the caret for paint invalidation and painting.
+  void updateForPaintInvalidation(const PositionWithAffinity& caretPosition);
 
   // Called during LayoutBlock paint invalidation.
   void invalidatePaintIfNeeded(