Add configurable limit to allocations in heap profiler.

base/trace_event/trace_config_memory_test_util.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_MEMORY_TEST_UTIL_H_
 #define BASE_TRACE_EVENT_TRACE_CONFIG_MEMORY_TEST_UTIL_H_
 
 #include "base/strings/stringprintf.h"
 #include "base/trace_event/memory_dump_manager.h"
 
 namespace base {
 namespace trace_event {
 
 class TraceConfigMemoryTestUtil {
  public:
   static std::string GetTraceConfig_PeriodicTriggers(int light_period,
                                                      int heavy_period) {
     return StringPrintf(
         "{"
           "\"enable_argument_filter\":false,"
           "\"enable_sampling\":false,"
           "\"enable_systrace\":false,"
           "\"included_categories\":["
             "\"%s\""
           "],"
           "\"memory_dump_config\":{"
-            "\"triggers\":["
+             "\"heap_profiler_options\":{"
+               "\"breakdown_threshold_bytes\":2048"
+             "},"
+             "\"triggers\":["
               "{"
                 "\"mode\":\"light\","
                 "\"periodic_interval_ms\":%d"
               "},"
               "{"
                 "\"mode\":\"detailed\","
                 "\"periodic_interval_ms\":%d"
               "}"
             "]"
           "},"
@@ skipping 29 matching lines @@
           "],"
           "\"record_mode\":\"record-until-full\""
         "}", MemoryDumpManager::kTraceCategory);
   }
 };
 
 }  // namespace trace_event
 }  // namespace base
 
 #endif  // BASE_TRACE_EVENT_TRACE_CONFIG_MEMORY_TEST_UTIL_H_