Invalidate caret during paint invalidation

third_party/WebKit/Source/core/layout/LayoutObject.cpp

Index: third_party/WebKit/Source/core/layout/LayoutObject.cpp
diff --git a/third_party/WebKit/Source/core/layout/LayoutObject.cpp b/third_party/WebKit/Source/core/layout/LayoutObject.cpp
index d06a1caa1e8eeb00b209db861ca386bb3eadde08..00a05a9964761d3bcfd4e62b0ffe0dec82dd4494 100644
--- a/third_party/WebKit/Source/core/layout/LayoutObject.cpp
+++ b/third_party/WebKit/Source/core/layout/LayoutObject.cpp
@@ -1514,13 +1514,11 @@ StyleDifference LayoutObject::adjustStyleDifference(
   // needed if we have style or text affected by these properties.
   if (diff.textDecorationOrColorChanged() && !diff.needsPaintInvalidation()) {
     if (style()->hasBorder() || style()->hasOutline() ||
-        style()->hasBackgroundRelatedColorReferencingCurrentColor()
+        style()->hasBackgroundRelatedColorReferencingCurrentColor() ||
         // Skip any text nodes that do not contain text boxes. Whitespace cannot
         // be skipped or we will miss invalidating decorations (e.g.,
         // underlines).
-        || (isText() && !isBR() && toLayoutText(this)->hasTextBoxes())
-        // Caret is painted in text color.
-        || (isLayoutBlock() && toLayoutBlock(this)->hasCaret()) ||

[yosin_UTC9, 2017/01/31 20:12:58]

Finally, You did it! (^_^)b

My approach[1] was rejected...

[1] http://crrev.com/2644793007: Defer caret color checking to invalidation
phase

+        (isText() && !isBR() && toLayoutText(this)->hasTextBoxes()) ||
         (isSVG() && style()->svgStyle().isFillColorCurrentColor()) ||
         (isSVG() && style()->svgStyle().isStrokeColorCurrentColor()) ||
         isListMarker())