memory-infra: Plumb platform_private_footprint to service

services/resource_coordinator/public/interfaces/memory/memory_instrumentation.mojom

Index: services/resource_coordinator/public/interfaces/memory/memory_instrumentation.mojom
diff --git a/services/resource_coordinator/public/interfaces/memory/memory_instrumentation.mojom b/services/resource_coordinator/public/interfaces/memory/memory_instrumentation.mojom
index 80978bc861e3bfabc095f62d979872cd2e5c30d7..c67807f31fdd3af838a5e895fa9d282d55550e33 100644
--- a/services/resource_coordinator/public/interfaces/memory/memory_instrumentation.mojom
+++ b/services/resource_coordinator/public/interfaces/memory/memory_instrumentation.mojom
@@ -24,8 +24,17 @@ struct RequestArgs {
   LevelOfDetail level_of_detail;
 };
 
+struct PlatformPrivateFootprint {
+  uint64 phys_footprint_bytes = 0;
+  uint64 internal_bytes = 0;
+  uint64 compressed_bytes = 0;
+  uint64 rss_anon_bytes = 0;
+  uint64 vm_swap_bytes = 0;
+};
+
 struct OSMemDump {
   uint32 resident_set_kb = 0;
+  PlatformPrivateFootprint platform_private_footprint;
 };
 
 struct ChromeMemDump {