macOS: Shim all malloc zones.

base/allocator/allocator_shim_default_dispatch_to_mac_zoned_malloc.h

Index: base/allocator/allocator_shim_default_dispatch_to_mac_zoned_malloc.h
diff --git a/base/allocator/allocator_shim_default_dispatch_to_mac_zoned_malloc.h b/base/allocator/allocator_shim_default_dispatch_to_mac_zoned_malloc.h
index 9e26d826d6fbe32f03860014a69d464821a49b51..a69eb940143948a852d6d3f6a49e7d5d1b9e6a1b 100644
--- a/base/allocator/allocator_shim_default_dispatch_to_mac_zoned_malloc.h
+++ b/base/allocator/allocator_shim_default_dispatch_to_mac_zoned_malloc.h
@@ -7,6 +7,8 @@
 
 #include "base/allocator/allocator_interception_mac.h"
 
+#include "base/allocator/malloc_zone_aggregator_mac.h"
+
 namespace base {
 namespace allocator {
 
@@ -15,6 +17,8 @@ namespace allocator {
 // the default malloc zone is changed to have its intended effect.
 void InitializeDefaultDispatchToMacAllocator();
 
+extern MallocZoneAggregator g_aggregator;
+
 }  // namespace allocator
 }  // namespace base