Remove a bunch of Isolate::UncheckedCurrent calls

src/counters.cc

Index: src/counters.cc
diff --git a/src/counters.cc b/src/counters.cc
index 7de25e98a3c10be9514de1ef484c1dbdc1f4c6e8..34e8467440554c5c9612b940657e9bb5f4cf9b12 100644
--- a/src/counters.cc
+++ b/src/counters.cc
@@ -109,6 +109,38 @@ Counters::Counters(Isolate* isolate) {
 }
 
 
+void Counters::ResetCounters() {
+#define SC(name, caption) name##_.Reset();
+  STATS_COUNTER_LIST_1(SC)
+  STATS_COUNTER_LIST_2(SC)
+#undef SC
+
+#define SC(name)              \
+  count_of_##name##_.Reset(); \
+  size_of_##name##_.Reset();
+  INSTANCE_TYPE_LIST(SC)
+#undef SC
+
+#define SC(name)                        \
+  count_of_CODE_TYPE_##name##_.Reset(); \
+  size_of_CODE_TYPE_##name##_.Reset();
+  CODE_KIND_LIST(SC)
+#undef SC
+
+#define SC(name)                          \
+  count_of_FIXED_ARRAY_##name##_.Reset(); \
+  size_of_FIXED_ARRAY_##name##_.Reset();
+  FIXED_ARRAY_SUB_INSTANCE_TYPE_LIST(SC)
+#undef SC
+
+#define SC(name)                       \
+  count_of_CODE_AGE_##name##_.Reset(); \
+  size_of_CODE_AGE_##name##_.Reset();
+  CODE_AGE_LIST_COMPLETE(SC)
+#undef SC
+}
+
+
 void Counters::ResetHistograms() {
 #define HT(name, caption) name##_.Reset();
     HISTOGRAM_TIMER_LIST(HT)