[inspector] console.timeEnd formats ms in the same way as JS formats double

test/inspector/inspector-impl.cc

Index: test/inspector/inspector-impl.cc
diff --git a/test/inspector/inspector-impl.cc b/test/inspector/inspector-impl.cc
index f1d62afbad074b2983bbef2b6722f09e4faf88d5..3b0444037277bea759357adab7a4d7656cb802a4 100644
--- a/test/inspector/inspector-impl.cc
+++ b/test/inspector/inspector-impl.cc
@@ -138,7 +138,13 @@ v8::Local<v8::Context> InspectorClientImpl::ensureDefaultContextInGroup(int) {
   return context_.Get(isolate_);
 }
 
+void InspectorClientImpl::setCurrentTimeMSForTest(double time) {
+  current_time_ = time;
+  current_time_set_for_test_ = true;
+}
+
 double InspectorClientImpl::currentTimeMS() {
+  if (current_time_set_for_test_) return current_time_;
   return v8::base::OS::TimeCurrentMillis();
 }