[turbofan] Collect invocation counts and compute relative call frequencies.

src/heap/heap.h

Index: src/heap/heap.h
diff --git a/src/heap/heap.h b/src/heap/heap.h
index 2455fda6857227fd1f8766d0b28cf4843e19a11a..17180164d47fd3d1ff648c079b6ae4f3b9b77063 100644
--- a/src/heap/heap.h
+++ b/src/heap/heap.h
@@ -61,6 +61,7 @@ using v8::MemoryPressureLevel;
   V(Map, heap_number_map, HeapNumberMap)                                       \
   V(Map, transition_array_map, TransitionArrayMap)                             \
   V(FixedArray, empty_literals_array, EmptyLiteralsArray)                      \
+  V(FixedArray, empty_type_feedback_vector, EmptyTypeFeedbackVector)           \
   V(FixedArray, empty_fixed_array, EmptyFixedArray)                            \
   V(FixedArray, cleared_optimized_code_map, ClearedOptimizedCodeMap)           \
   V(DescriptorArray, empty_descriptor_array, EmptyDescriptorArray)             \