949 #define HISTOGRAM_PERCENTAGE_LIST(HP)                                          \  argument
951   HP(external_fragmentation_total, V8.MemoryExternalFragmentationTotal)        \
952   HP(external_fragmentation_old_space, V8.MemoryExternalFragmentationOldSpace) \
953   HP(external_fragmentation_code_space,                                        \
955   HP(external_fragmentation_map_space, V8.MemoryExternalFragmentationMapSpace) \
956   HP(external_fragmentation_lo_space, V8.MemoryExternalFragmentationLoSpace)   \
958   HP(heap_fraction_new_space, V8.MemoryHeapFractionNewSpace)                   \
959   HP(heap_fraction_old_space, V8.MemoryHeapFractionOldSpace)                   \
960   HP(heap_fraction_code_space, V8.MemoryHeapFractionCodeSpace)                 \
961   HP(heap_fraction_map_space, V8.MemoryHeapFractionMapSpace)                   \
962   HP(heap_fraction_lo_space, V8.MemoryHeapFractionLoSpace)
1138 #define HP(name, caption) \  macro
1140   HISTOGRAM_PERCENTAGE_LIST(HP)
1141 #undef HP
1246 #define HP(name, caption) \  macro
1248   HISTOGRAM_PERCENTAGE_LIST(HP)
1249 #undef HP