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

third_party/WebKit/Source/core/frame/UseCounter.cpp

Index: third_party/WebKit/Source/core/frame/UseCounter.cpp
diff --git a/third_party/WebKit/Source/core/frame/UseCounter.cpp b/third_party/WebKit/Source/core/frame/UseCounter.cpp
index 2cbb53d3846cd2556310cd3cf5b033dab8e7523a..9f7ca376e2d5a62f93cd4ced7905d285e8d683a3 100644
--- a/third_party/WebKit/Source/core/frame/UseCounter.cpp
+++ b/third_party/WebKit/Source/core/frame/UseCounter.cpp
@@ -45,7 +45,7 @@ int totalPagesMeasuredCSSSampleId() {
 }
 
 // Make sure update_use_counter_css.py was run which updates histograms.xml.
-constexpr int kMaximumCSSSampleId = 546;
+constexpr int kMaximumCSSSampleId = 547;
 
 }  // namespace
 
@@ -1060,6 +1060,8 @@ int UseCounter::mapCSSPropertyIdToCSSSampleIdForHistogram(
       return 545;
     case CSSPropertyTextDecorationSkip:
       return 546;
+    case CSSPropertyCaretColor:
+      return 547;
     // 1. Add new features above this line (don't change the assigned numbers of
     // the existing items).
     // 2. Update kMaximumCSSSampleId with the new maximum value.