Add configurable limit to allocations in heap profiler.

base/trace_event/trace_config_unittest.cc

 // 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.
 
 #include <stddef.h>
 
 #include "base/json/json_reader.h"
 #include "base/macros.h"
 #include "base/trace_event/memory_dump_manager.h"
 #include "base/trace_event/trace_config.h"
@@ skipping 18 matching lines @@
   "{"
     "\"enable_argument_filter\":true,"
     "\"enable_sampling\":true,"
     "\"enable_systrace\":true,"
     "\"excluded_categories\":[\"excluded\",\"exc_pattern*\"],"
     "\"included_categories\":[\"included\","
                             "\"inc_pattern*\","
                             "\"disabled-by-default-cc\","
                             "\"disabled-by-default-memory-infra\"],"
     "\"memory_dump_config\":{"
+      "\"min_allocation_size_bytes\":10240,"
       "\"triggers\":["
         "{\"mode\":\"light\",\"periodic_interval_ms\":50},"
         "{\"mode\":\"detailed\",\"periodic_interval_ms\":1000}"
       "]"
     "},"
     "\"record_mode\":\"record-continuously\","
     "\"synthetic_delays\":[\"test.Delay1;16\",\"test.Delay2;32\"]"
   "}";
 
 }  // namespace
@@ skipping 262 matching lines @@
   DCHECK(custom_value);
   const DictionaryValue* custom_dict = nullptr;
   is_dict = custom_value->GetAsDictionary(&custom_dict);
   DCHECK(is_dict);
   TraceConfig custom_tc(*custom_dict);
   EXPECT_STREQ(kCustomTraceConfigString, custom_tc.ToString().c_str());
   EXPECT_EQ(RECORD_CONTINUOUSLY, custom_tc.GetTraceRecordMode());
   EXPECT_TRUE(custom_tc.IsSamplingEnabled());
   EXPECT_TRUE(custom_tc.IsSystraceEnabled());
   EXPECT_TRUE(custom_tc.IsArgumentFilterEnabled());
+  EXPECT_EQ(10240u, custom_tc.GetMinAllocationSizeBytes());
   EXPECT_STREQ("included,inc_pattern*,"
                "disabled-by-default-cc,disabled-by-default-memory-infra,"
                "-excluded,-exc_pattern*,"
                "DELAY(test.Delay1;16),DELAY(test.Delay2;32)",
                custom_tc.ToCategoryFilterString().c_str());
 }
 
 TEST(TraceConfigTest, TraceConfigFromValidString) {
   // Using some non-empty config string.
   const char config_string[] =
@@ skipping 260 matching lines @@
 
 TEST(TraceConfigTest, LegacyStringToMemoryDumpConfig) {
   TraceConfig tc(MemoryDumpManager::kTraceCategory, "");
   EXPECT_TRUE(tc.IsCategoryGroupEnabled(MemoryDumpManager::kTraceCategory));
   EXPECT_NE(std::string::npos, tc.ToString().find("memory_dump_config"));
   EXPECT_EQ(2u, tc.memory_dump_config_.size());
 }
 
 }  // namespace trace_event
 }  // namespace base