Avoid TLS access for counters.

src/v8-counters.h

Index: src/v8-counters.h
diff --git a/src/v8-counters.h b/src/v8-counters.h
index 27c2a96f33d528f516571b9bf12b683e616018e3..04482e80499e8d3902882ad683657c03864c33c0 100644
--- a/src/v8-counters.h
+++ b/src/v8-counters.h
@@ -207,8 +207,6 @@ namespace internal {
   SC(memcopy_noxmm, V8.MemCopyNoXMM)                                  \
   SC(enum_cache_hits, V8.EnumCacheHits)                               \
   SC(enum_cache_misses, V8.EnumCacheMisses)                           \
-  SC(reloc_info_count, V8.RelocInfoCount)                             \
-  SC(reloc_info_size, V8.RelocInfoSize)                               \
   SC(zone_segment_bytes, V8.ZoneSegmentBytes)                         \
   SC(compute_entry_frame, V8.ComputeEntryFrame)                       \
   SC(generic_binary_stub_calls, V8.GenericBinaryStubCalls)            \
@@ -311,8 +309,6 @@ class Counters {
   DISALLOW_IMPLICIT_CONSTRUCTORS(Counters);
 };
 
-#define COUNTERS Isolate::Current()->counters()
-
 } }  // namespace v8::internal
 
 #endif  // V8_V8_COUNTERS_H_