[css-ui] Add support for caret-color property

third_party/WebKit/Source/core/css/ComputedStyleCSSValueMapping.cpp

Index: third_party/WebKit/Source/core/css/ComputedStyleCSSValueMapping.cpp
diff --git a/third_party/WebKit/Source/core/css/ComputedStyleCSSValueMapping.cpp b/third_party/WebKit/Source/core/css/ComputedStyleCSSValueMapping.cpp
index 0237d9f11e2826139c0cd866ee44d166d4e8cd59..3a4c9c16bf4a3f15e8062118e986dcb2c32f61fe 100644
--- a/third_party/WebKit/Source/core/css/ComputedStyleCSSValueMapping.cpp
+++ b/third_party/WebKit/Source/core/css/ComputedStyleCSSValueMapping.cpp
@@ -2205,6 +2205,12 @@ const CSSValue* ComputedStyleCSSValueMapping::get(
       return valueForShadowList(style.boxShadow(), style, true);
     case CSSPropertyCaptionSide:
       return CSSIdentifierValue::create(style.captionSide());
+    case CSSPropertyCaretColor:
+      if (style.caretColor().isCurrentColor())
+        return CSSIdentifierValue::create(CSSValueCurrentcolor);
+      if (style.caretColor().isAutoColor())
+        return CSSIdentifierValue::create(CSSValueAuto);
+      return CSSColorValue::create(style.caretColor().color().rgb());
     case CSSPropertyClear:
       return CSSIdentifierValue::create(style.clear());
     case CSSPropertyColor: