Skip paint property update and visual rect update if no geometry change

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

Index: third_party/WebKit/Source/core/editing/CaretDisplayItemClient.cpp
diff --git a/third_party/WebKit/Source/core/editing/CaretDisplayItemClient.cpp b/third_party/WebKit/Source/core/editing/CaretDisplayItemClient.cpp
index 0990fdef8cabca9e3bf7024048e5965ca2a6dc46..56cad3b60d594017bd4af23cab1a266b0f279a0b 100644
--- a/third_party/WebKit/Source/core/editing/CaretDisplayItemClient.cpp
+++ b/third_party/WebKit/Source/core/editing/CaretDisplayItemClient.cpp
@@ -131,7 +131,7 @@ void CaretDisplayItemClient::updateStyleAndLayoutIfNeeded(
   LayoutBlock* newLayoutBlock = caretLayoutBlock(caretPosition.anchorNode());
   if (newLayoutBlock != m_layoutBlock) {
     if (m_layoutBlock)
-      m_layoutBlock->setMayNeedPaintInvalidation();
+      m_layoutBlock->setMayNeedPaintInvalidationWithoutGeometryChange();
     m_layoutBlock = newLayoutBlock;
     if (newLayoutBlock)
       m_needsPaintInvalidation = true;
@@ -161,7 +161,7 @@ void CaretDisplayItemClient::updateStyleAndLayoutIfNeeded(
   }
 
   if (m_needsPaintInvalidation)
-    newLayoutBlock->setMayNeedPaintInvalidation();
+    newLayoutBlock->setMayNeedPaintInvalidationWithoutGeometryChange();
 }
 
 void CaretDisplayItemClient::invalidatePaintIfNeeded(