[Memory UMA] Return a memory summary struct with the ack message

services/resource_coordinator/public/cpp/memory/memory_instrumentation_struct_traits.h

Index: services/resource_coordinator/public/cpp/memory/memory_instrumentation_struct_traits.h
diff --git a/services/resource_coordinator/public/cpp/memory/memory_instrumentation_struct_traits.h b/services/resource_coordinator/public/cpp/memory/memory_instrumentation_struct_traits.h
index c3b2761148f0a4f8f164311e084218ad44f9071c..c9c6770b78382ba7a4c0a5424f6f76c7d40b16c9 100644
--- a/services/resource_coordinator/public/cpp/memory/memory_instrumentation_struct_traits.h
+++ b/services/resource_coordinator/public/cpp/memory/memory_instrumentation_struct_traits.h
@@ -47,6 +47,59 @@ struct StructTraits<memory_instrumentation::mojom::RequestArgsDataView,
                    base::trace_event::MemoryDumpRequestArgs* out);
 };
 
+template <>
+struct StructTraits<
+    memory_instrumentation::mojom::ChromeMemDumpDataView,
+    base::trace_event::MemoryDumpCallbackResult::ChromeMemDump> {
+  static uint32_t malloc_total_kb(
+      const base::trace_event::MemoryDumpCallbackResult::ChromeMemDump& args) {
+    return args.malloc_total_kb;
+  }
+  static uint32_t partition_alloc_total_kb(
+      const base::trace_event::MemoryDumpCallbackResult::ChromeMemDump& args) {
+    return args.partition_alloc_total_kb;
+  }
+  static uint32_t blink_gc_total_kb(
+      const base::trace_event::MemoryDumpCallbackResult::ChromeMemDump& args) {
+    return args.blink_gc_total_kb;
+  }
+  static uint32_t v8_total_kb(
+      const base::trace_event::MemoryDumpCallbackResult::ChromeMemDump& args) {
+    return args.v8_total_kb;
+  }
+  static bool Read(
+      memory_instrumentation::mojom::ChromeMemDumpDataView input,
+      base::trace_event::MemoryDumpCallbackResult::ChromeMemDump* out);
+};
+
+template <>
+struct StructTraits<memory_instrumentation::mojom::OSMemDumpDataView,
+                    base::trace_event::MemoryDumpCallbackResult::OSMemDump> {
+  static uint32_t resident_set_kb(
+      const base::trace_event::MemoryDumpCallbackResult::OSMemDump& args) {
+    return args.resident_set_kb;
+  }
+  static bool Read(memory_instrumentation::mojom::OSMemDumpDataView input,
+                   base::trace_event::MemoryDumpCallbackResult::OSMemDump* out);
+};
+
+template <>
+struct StructTraits<
+    memory_instrumentation::mojom::MemoryDumpCallbackResultDataView,
+    base::trace_event::MemoryDumpCallbackResult> {
+  static base::trace_event::MemoryDumpCallbackResult::OSMemDump os_dump(
+      const base::trace_event::MemoryDumpCallbackResult& args) {
+    return args.os_dump;
+  }
+  static base::trace_event::MemoryDumpCallbackResult::ChromeMemDump chrome_dump(
+      const base::trace_event::MemoryDumpCallbackResult& args) {
+    return args.chrome_dump;
+  }
+  static bool Read(
+      memory_instrumentation::mojom::MemoryDumpCallbackResultDataView input,
+      base::trace_event::MemoryDumpCallbackResult* out);
+};
+
 }  // namespace mojo
 
 #endif  // SERVICES_RESOURCE_COORDINATOR_PUBLIC_CPP_MEMORY_MEMORY_INSTRUMENTATION_STRUCT_TRAITS_H_