memory-infra: Add SUMMARY_ONLY MemoryDumpType

base/trace_event/memory_dump_request_args.cc

Index: base/trace_event/memory_dump_request_args.cc
diff --git a/base/trace_event/memory_dump_request_args.cc b/base/trace_event/memory_dump_request_args.cc
index 0b525d4213e262798d02ab5e525294f8fd447ccf..633b535fdb458f4d71357b6f620ef6466b2d440b 100644
--- a/base/trace_event/memory_dump_request_args.cc
+++ b/base/trace_event/memory_dump_request_args.cc
@@ -18,6 +18,8 @@ const char* MemoryDumpTypeToString(const MemoryDumpType& dump_type) {
       return "explicitly_triggered";
     case MemoryDumpType::PEAK_MEMORY_USAGE:
       return "peak_memory_usage";
+    case MemoryDumpType::SUMMARY_ONLY:
+      return "summary_only";
   }
   NOTREACHED();
   return "unknown";
@@ -30,6 +32,8 @@ MemoryDumpType StringToMemoryDumpType(const std::string& str) {
     return MemoryDumpType::EXPLICITLY_TRIGGERED;
   if (str == "peak_memory_usage")
     return MemoryDumpType::PEAK_MEMORY_USAGE;
+  if (str == "summary_only")
+    return MemoryDumpType::SUMMARY_ONLY;
   NOTREACHED();
   return MemoryDumpType::LAST;
 }