[tracing] Introduce config to setup memory-infra peak detection

base/trace_event/trace_config.h

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef BASE_TRACE_EVENT_TRACE_CONFIG_H_
 #define BASE_TRACE_EVENT_TRACE_CONFIG_H_
 
 #include <stdint.h>
 
 #include <set>
@@ skipping 33 matching lines @@
 
   // Specifies the memory dump config for tracing.
   // Used only when "memory-infra" category is enabled.
   struct BASE_EXPORT MemoryDumpConfig {
     MemoryDumpConfig();
     MemoryDumpConfig(const MemoryDumpConfig& other);
     ~MemoryDumpConfig();
 
     // Specifies the triggers in the memory dump config.
     struct Trigger {
-      uint32_t periodic_interval_ms;
+      uint32_t min_time_between_dumps_ms;
       MemoryDumpLevelOfDetail level_of_detail;
+      MemoryDumpType trigger_type;
     };
 
     // Specifies the configuration options for the heap profiler.
     struct HeapProfiler {
       // Default value for |breakdown_threshold_bytes|.
       enum { kDefaultBreakdownThresholdBytes = 1024 };
 
       HeapProfiler();
 
       // Reset the options to default.
@@ skipping 251 matching lines @@
   StringList disabled_categories_;
   StringList excluded_categories_;
   StringList synthetic_delays_;
   EventFilters event_filters_;
 };
 
 }  // namespace trace_event
 }  // namespace base
 
 #endif  // BASE_TRACE_EVENT_TRACE_CONFIG_H_