Finalize new UseCounter histogram names

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

Index: third_party/WebKit/Source/core/frame/UseCounterTest.cpp
diff --git a/third_party/WebKit/Source/core/frame/UseCounterTest.cpp b/third_party/WebKit/Source/core/frame/UseCounterTest.cpp
index 3b7ae7b6a728f865022732e653f02a7a871435f1..3d72ec421862f950811ac956afaf88a61fc90df4 100644
--- a/third_party/WebKit/Source/core/frame/UseCounterTest.cpp
+++ b/third_party/WebKit/Source/core/frame/UseCounterTest.cpp
@@ -13,12 +13,12 @@
 
 namespace {
 // Note that the new histogram names will change once the semantics stabilize;
-const char* const kFeaturesHistogramName = "WebCore.UseCounter_TEST.Features";
-const char* const kCSSHistogramName = "WebCore.UseCounter_TEST.CSSProperties";
+const char* const kFeaturesHistogramName = "Blink.UseCounter.Features";
+const char* const kCSSHistogramName = "Blink.UseCounter.CSSProperties";
 const char* const kSVGFeaturesHistogramName =
-    "WebCore.UseCounter_TEST.SVGImage.Features";
+    "Blink.UseCounter.SVGImage.Features";
 const char* const kSVGCSSHistogramName =
-    "WebCore.UseCounter_TEST.SVGImage.CSSProperties";
+    "Blink.UseCounter.SVGImage.CSSProperties";
 const char* const kLegacyFeaturesHistogramName = "WebCore.FeatureObserver";
 const char* const kLegacyCSSHistogramName =
     "WebCore.FeatureObserver.CSSProperties";