Invalidate caret during paint invalidation

third_party/WebKit/Source/core/paint/ObjectPaintInvalidator.cpp

Index: third_party/WebKit/Source/core/paint/ObjectPaintInvalidator.cpp
diff --git a/third_party/WebKit/Source/core/paint/ObjectPaintInvalidator.cpp b/third_party/WebKit/Source/core/paint/ObjectPaintInvalidator.cpp
index e41d807fd6544a6a94e17a77747946445fe5ea3e..eeeb7e45e7cb0dd73e65ba229d626b856a40b284 100644
--- a/third_party/WebKit/Source/core/paint/ObjectPaintInvalidator.cpp
+++ b/third_party/WebKit/Source/core/paint/ObjectPaintInvalidator.cpp
@@ -318,7 +318,8 @@ void ObjectPaintInvalidator::setBackingNeedsPaintInvalidationInRect(
         rect, reason, m_object);
   } else if (paintInvalidationContainer.usesCompositedScrolling()) {
     DCHECK(m_object == paintInvalidationContainer);
-    if (reason == PaintInvalidationBackgroundOnScrollingContentsLayer) {
+    if (reason == PaintInvalidationBackgroundOnScrollingContentsLayer ||
+        reason == PaintInvalidationCaret) {
       layer.compositedLayerMapping()->setScrollingContentsNeedDisplayInRect(
           rect, reason, m_object);
     } else {