Revert of [profiler] fix memory leak for code entries for runtime callstats.

src/profiler/profile-generator.cc

Index: src/profiler/profile-generator.cc
diff --git a/src/profiler/profile-generator.cc b/src/profiler/profile-generator.cc
index 446bbffc34fc4e566834c0bd2a4c82c7c49d79aa..b3af769f4b10cc5a59ff9044300e54943bf961d9 100644
--- a/src/profiler/profile-generator.cc
+++ b/src/profiler/profile-generator.cc
@@ -649,13 +649,8 @@
     DCHECK(counter->name());
     auto entry = new CodeEntry(CodeEventListener::FUNCTION_TAG, counter->name(),
                                CodeEntry::kEmptyNamePrefix, "native V8Runtime");
-    code_entries_.push_back(entry);
     code_map_.AddCode(reinterpret_cast<Address>(counter), entry, 1);
   }
-}
-
-ProfileGenerator::~ProfileGenerator() {
-  for (auto code_entry : code_entries_) delete code_entry;
 }
 
 void ProfileGenerator::RecordTickSample(const TickSample& sample) {