Thread up UseCounters for a few new metrics from V8

third_party/WebKit/Source/bindings/core/v8/V8PerIsolateData.cpp

Index: third_party/WebKit/Source/bindings/core/v8/V8PerIsolateData.cpp
diff --git a/third_party/WebKit/Source/bindings/core/v8/V8PerIsolateData.cpp b/third_party/WebKit/Source/bindings/core/v8/V8PerIsolateData.cpp
index 14bf780860db7ed8ce7568b4af3946974d72b54e..d343b39aca3de9eaa32e330b155d4a55da52abfa 100644
--- a/third_party/WebKit/Source/bindings/core/v8/V8PerIsolateData.cpp
+++ b/third_party/WebKit/Source/bindings/core/v8/V8PerIsolateData.cpp
@@ -86,6 +86,27 @@ static void useCounterCallback(v8::Isolate* isolate, v8::Isolate::UseCounterFeat
     case v8::Isolate::kRegExpPrototypeToString:
         blinkFeature = UseCounter::V8RegExpPrototypeToString;
         break;
+    case v8::Isolate::kRegExpPrototypeUnicodeGetter:
+        blinkFeature = UseCounter::V8RegExpPrototypeUnicodeGetter;
+        break;
+    case v8::Isolate::kIntlV8Parse:
+        blinkFeature = UseCounter::V8IntlV8Parse;
+        break;
+    case v8::Isolate::kIntlPattern:
+        blinkFeature = UseCounter::V8IntlPattern;
+        break;
+    case v8::Isolate::kIntlResolved:
+        blinkFeature = UseCounter::V8IntlResolved;
+        break;
+    case v8::Isolate::kPromiseChain:
+        blinkFeature = UseCounter::V8PromiseChain;
+        break;
+    case v8::Isolate::kPromiseAccept:
+        blinkFeature = UseCounter::V8PromiseAccept;
+        break;
+    case v8::Isolate::kPromiseDefer:
+        blinkFeature = UseCounter::V8PromiseDefer;
+        break;
     default:
         // This can happen if V8 has added counters that this version of Blink
         // does not know about. It's harmless.