Introducing phased profiling framework

base/tracked_objects_unittest.cc

 // Copyright (c) 2012 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.
 
 // Test of classes in the tracked_objects.h classes.
 
 #include "base/tracked_objects.h"
 
 #include <stddef.h>
 
@@ skipping 53 matching lines @@
   }
 
   // Helper function to verify the most common test expectations.
   void ExpectSimpleProcessData(const ProcessDataSnapshot& process_data,
                                const std::string& function_name,
                                const std::string& birth_thread,
                                const std::string& death_thread,
                                int count,
                                int run_ms,
                                int queue_ms) {
-    ASSERT_EQ(1u, process_data.tasks.size());
+    ASSERT_EQ(1u, process_data.phased_process_data_snapshots.size());

[Ilya Sherman, 2015/03/19 01:00:51]

Please fix 1 -> "1u" throughout.

[vadimt, 2015/03/19 18:01:47]

Done.

+    auto it = process_data.phased_process_data_snapshots.find(0);

[Ilya Sherman, 2015/03/19 01:00:51]

Please use "auto" throughout.

[vadimt, 2015/03/19 18:01:47]

Done.

+    ASSERT_NE(it, process_data.phased_process_data_snapshots.end());
+    const ProcessDataPhaseSnapshot& process_data_phase = it->second;
 
-    EXPECT_EQ(kFile, process_data.tasks[0].birth.location.file_name);
+    ASSERT_EQ(1u, process_data_phase.tasks.size());
+
+    EXPECT_EQ(kFile, process_data_phase.tasks[0].birth.location.file_name);
     EXPECT_EQ(function_name,
-              process_data.tasks[0].birth.location.function_name);
-    EXPECT_EQ(kLineNumber, process_data.tasks[0].birth.location.line_number);
+              process_data_phase.tasks[0].birth.location.function_name);
+    EXPECT_EQ(kLineNumber,
+              process_data_phase.tasks[0].birth.location.line_number);
 
-    EXPECT_EQ(birth_thread, process_data.tasks[0].birth.thread_name);
+    EXPECT_EQ(birth_thread, process_data_phase.tasks[0].birth.thread_name);
 
-    EXPECT_EQ(count, process_data.tasks[0].death_data.count);
+    EXPECT_EQ(count, process_data_phase.tasks[0].death_data.count);
     EXPECT_EQ(count * run_ms,
-              process_data.tasks[0].death_data.run_duration_sum);
-    EXPECT_EQ(run_ms, process_data.tasks[0].death_data.run_duration_max);
-    EXPECT_EQ(run_ms, process_data.tasks[0].death_data.run_duration_sample);
+              process_data_phase.tasks[0].death_data.run_duration_sum);
+    EXPECT_EQ(run_ms, process_data_phase.tasks[0].death_data.run_duration_max);
+    EXPECT_EQ(run_ms,
+              process_data_phase.tasks[0].death_data.run_duration_sample);
     EXPECT_EQ(count * queue_ms,
-              process_data.tasks[0].death_data.queue_duration_sum);
-    EXPECT_EQ(queue_ms, process_data.tasks[0].death_data.queue_duration_max);
-    EXPECT_EQ(queue_ms, process_data.tasks[0].death_data.queue_duration_sample);
+              process_data_phase.tasks[0].death_data.queue_duration_sum);
+    EXPECT_EQ(queue_ms,
+              process_data_phase.tasks[0].death_data.queue_duration_max);
+    EXPECT_EQ(queue_ms,
+              process_data_phase.tasks[0].death_data.queue_duration_sample);
 
-    EXPECT_EQ(death_thread, process_data.tasks[0].death_thread_name);
+    EXPECT_EQ(death_thread, process_data_phase.tasks[0].death_thread_name);
 
-    EXPECT_EQ(0u, process_data.descendants.size());
+    EXPECT_EQ(0u, process_data_phase.descendants.size());
 
     EXPECT_EQ(base::GetCurrentProcId(), process_data.process_id);
   }
 
   // Sets time that will be returned by ThreadData::Now().
   static void SetTestTime(unsigned int test_time) { test_time_ = test_time; }
 
  private:
   // Returns test time in milliseconds.
   static unsigned int GetTestTime() { return test_time_; }
@@ skipping 117 matching lines @@
   } else {
     EXPECT_EQ(0u, parent_child_set.size());                  // no stats.
   }
 
   // The births were at the same location as the one known death.
   EXPECT_EQ(birth_map.begin()->second, death_map.begin()->first);
 
   ProcessDataSnapshot process_data;
   ThreadData::Snapshot(&process_data);
 
-  ASSERT_EQ(1u, process_data.tasks.size());
-  EXPECT_EQ(kFile, process_data.tasks[0].birth.location.file_name);
-  EXPECT_EQ(kFunction, process_data.tasks[0].birth.location.function_name);
-  EXPECT_EQ(kLineNumber, process_data.tasks[0].birth.location.line_number);
-  EXPECT_EQ(kWorkerThreadName, process_data.tasks[0].birth.thread_name);
-  EXPECT_EQ(1, process_data.tasks[0].death_data.count);
-  EXPECT_EQ(time_elapsed, process_data.tasks[0].death_data.run_duration_sum);
-  EXPECT_EQ(time_elapsed, process_data.tasks[0].death_data.run_duration_max);
-  EXPECT_EQ(time_elapsed, process_data.tasks[0].death_data.run_duration_sample);
-  EXPECT_EQ(0, process_data.tasks[0].death_data.queue_duration_sum);
-  EXPECT_EQ(0, process_data.tasks[0].death_data.queue_duration_max);
-  EXPECT_EQ(0, process_data.tasks[0].death_data.queue_duration_sample);
-  EXPECT_EQ(kWorkerThreadName, process_data.tasks[0].death_thread_name);
+  ASSERT_EQ(1, process_data.phased_process_data_snapshots.size());
+  const PhasedProcessDataSnapshotMap::const_iterator it =
+      process_data.phased_process_data_snapshots.find(0);
+  ASSERT_TRUE(it != process_data.phased_process_data_snapshots.end());
+  const ProcessDataPhaseSnapshot& process_data_phase = it->second;
+  ASSERT_EQ(1u, process_data_phase.tasks.size());
+  EXPECT_EQ(kFile, process_data_phase.tasks[0].birth.location.file_name);
+  EXPECT_EQ(kFunction,
+            process_data_phase.tasks[0].birth.location.function_name);
+  EXPECT_EQ(kLineNumber,
+            process_data_phase.tasks[0].birth.location.line_number);
+  EXPECT_EQ(kWorkerThreadName, process_data_phase.tasks[0].birth.thread_name);
+  EXPECT_EQ(1, process_data_phase.tasks[0].death_data.count);
+  EXPECT_EQ(time_elapsed,
+            process_data_phase.tasks[0].death_data.run_duration_sum);
+  EXPECT_EQ(time_elapsed,
+            process_data_phase.tasks[0].death_data.run_duration_max);
+  EXPECT_EQ(time_elapsed,
+            process_data_phase.tasks[0].death_data.run_duration_sample);
+  EXPECT_EQ(0, process_data_phase.tasks[0].death_data.queue_duration_sum);
+  EXPECT_EQ(0, process_data_phase.tasks[0].death_data.queue_duration_max);
+  EXPECT_EQ(0, process_data_phase.tasks[0].death_data.queue_duration_sample);
+  EXPECT_EQ(kWorkerThreadName, process_data_phase.tasks[0].death_thread_name);
 
   if (ThreadData::TrackingParentChildStatus()) {
-    ASSERT_EQ(1u, process_data.descendants.size());
-    EXPECT_EQ(kFile, process_data.descendants[0].parent.location.file_name);
+    ASSERT_EQ(1u, process_data_phase.descendants.size());
+    EXPECT_EQ(kFile,
+              process_data_phase.descendants[0].parent.location.file_name);
     EXPECT_EQ(kFunction,
-              process_data.descendants[0].parent.location.function_name);
+              process_data_phase.descendants[0].parent.location.function_name);
     EXPECT_EQ(kLineNumber,
-              process_data.descendants[0].parent.location.line_number);
+              process_data_phase.descendants[0].parent.location.line_number);
     EXPECT_EQ(kWorkerThreadName,
-              process_data.descendants[0].parent.thread_name);
-    EXPECT_EQ(kFile, process_data.descendants[0].child.location.file_name);
+              process_data_phase.descendants[0].parent.thread_name);
+    EXPECT_EQ(kFile,
+              process_data_phase.descendants[0].child.location.file_name);
     EXPECT_EQ(kFunction,
-              process_data.descendants[0].child.location.function_name);
+              process_data_phase.descendants[0].child.location.function_name);
     EXPECT_EQ(kLineNumber,
-              process_data.descendants[0].child.location.line_number);
-    EXPECT_EQ(kWorkerThreadName, process_data.descendants[0].child.thread_name);
+              process_data_phase.descendants[0].child.location.line_number);
+    EXPECT_EQ(kWorkerThreadName,
+              process_data_phase.descendants[0].child.thread_name);
   } else {
-    EXPECT_EQ(0u, process_data.descendants.size());
+    EXPECT_EQ(0u, process_data_phase.descendants.size());
   }
 }
 
 TEST_F(TrackedObjectsTest, DeathDataTest) {
   if (!ThreadData::InitializeAndSetTrackingStatus(
           ThreadData::PROFILING_CHILDREN_ACTIVE)) {
     return;
   }
 
   scoped_ptr<DeathData> data(new DeathData());
@@ skipping 37 matching lines @@
   if (!ThreadData::InitializeAndSetTrackingStatus(ThreadData::DEACTIVATED)) {
     return;
   }
 
   const char kFunction[] = "DeactivatedBirthOnlyToSnapshotWorkerThread";
   Location location(kFunction, kFile, kLineNumber, NULL);
   TallyABirth(location, std::string());
 
   ProcessDataSnapshot process_data;
   ThreadData::Snapshot(&process_data);
-  EXPECT_EQ(0u, process_data.tasks.size());
-  EXPECT_EQ(0u, process_data.descendants.size());
+
+  ASSERT_EQ(1, process_data.phased_process_data_snapshots.size());
+  const PhasedProcessDataSnapshotMap::const_iterator it =
+      process_data.phased_process_data_snapshots.find(0);
+  ASSERT_TRUE(it != process_data.phased_process_data_snapshots.end());
+  const ProcessDataPhaseSnapshot& process_data_phase = it->second;
+
+  EXPECT_EQ(0u, process_data_phase.tasks.size());
+  EXPECT_EQ(0u, process_data_phase.descendants.size());
   EXPECT_EQ(base::GetCurrentProcId(), process_data.process_id);
 }
 
 TEST_F(TrackedObjectsTest, DeactivatedBirthOnlyToSnapshotMainThread) {
   // Start in the deactivated state.
   if (!ThreadData::InitializeAndSetTrackingStatus(ThreadData::DEACTIVATED)) {
     return;
   }
 
   const char kFunction[] = "DeactivatedBirthOnlyToSnapshotMainThread";
   Location location(kFunction, kFile, kLineNumber, NULL);
   TallyABirth(location, kMainThreadName);
 
   ProcessDataSnapshot process_data;
   ThreadData::Snapshot(&process_data);
-  EXPECT_EQ(0u, process_data.tasks.size());
-  EXPECT_EQ(0u, process_data.descendants.size());
+
+  ASSERT_EQ(1, process_data.phased_process_data_snapshots.size());
+  const PhasedProcessDataSnapshotMap::const_iterator it =
+      process_data.phased_process_data_snapshots.find(0);
+  ASSERT_TRUE(it != process_data.phased_process_data_snapshots.end());
+  const ProcessDataPhaseSnapshot& process_data_phase = it->second;
+
+  EXPECT_EQ(0u, process_data_phase.tasks.size());
+  EXPECT_EQ(0u, process_data_phase.descendants.size());
   EXPECT_EQ(base::GetCurrentProcId(), process_data.process_id);
 }
 
 TEST_F(TrackedObjectsTest, BirthOnlyToSnapshotWorkerThread) {
   if (!ThreadData::InitializeAndSetTrackingStatus(
           ThreadData::PROFILING_CHILDREN_ACTIVE)) {
     return;
   }
 
   const char kFunction[] = "BirthOnlyToSnapshotWorkerThread";
@@ skipping 68 matching lines @@
   Location location(kFunction, kFile, kLineNumber, NULL);
   TallyABirth(location, kMainThreadName);
 
   const TrackedTime kTimePosted = TrackedTime::FromMilliseconds(1);
   const base::TimeTicks kDelayedStartTime = base::TimeTicks();
   // TrackingInfo will call TallyABirth() during construction.
   base::TrackingInfo pending_task(location, kDelayedStartTime);
   pending_task.time_posted = kTimePosted;  // Overwrite implied Now().
 
   // Turn off tracking now that we have births.
-  EXPECT_TRUE(ThreadData::InitializeAndSetTrackingStatus(
-      ThreadData::DEACTIVATED));
+  EXPECT_TRUE(
+      ThreadData::InitializeAndSetTrackingStatus(ThreadData::DEACTIVATED));
 
   const unsigned int kStartOfRun = 5;
   const unsigned int kEndOfRun = 7;
   SetTestTime(kStartOfRun);
   TaskStopwatch stopwatch;
   stopwatch.Start();
   SetTestTime(kEndOfRun);
   stopwatch.Stop();
 
   ThreadData::TallyRunOnNamedThreadIfTracking(pending_task, stopwatch);
@@ skipping 27 matching lines @@
   SetTestTime(kStartOfRun);
   TaskStopwatch stopwatch;
   stopwatch.Start();
   SetTestTime(kEndOfRun);
   stopwatch.Stop();
 
   ThreadData::TallyRunOnNamedThreadIfTracking(pending_task, stopwatch);
 
   ProcessDataSnapshot process_data;
   ThreadData::Snapshot(&process_data);
-  EXPECT_EQ(0u, process_data.tasks.size());
-  EXPECT_EQ(0u, process_data.descendants.size());
+
+  ASSERT_EQ(1, process_data.phased_process_data_snapshots.size());
+  const PhasedProcessDataSnapshotMap::const_iterator it =
+      process_data.phased_process_data_snapshots.find(0);
+  ASSERT_TRUE(it != process_data.phased_process_data_snapshots.end());
+  const ProcessDataPhaseSnapshot& process_data_phase = it->second;
+
+  EXPECT_EQ(0u, process_data_phase.tasks.size());
+  EXPECT_EQ(0u, process_data_phase.descendants.size());
   EXPECT_EQ(base::GetCurrentProcId(), process_data.process_id);
 }
 
 TEST_F(TrackedObjectsTest, TwoLives) {
   if (!ThreadData::InitializeAndSetTrackingStatus(
           ThreadData::PROFILING_CHILDREN_ACTIVE)) {
     return;
   }
 
   const char kFunction[] = "TwoLives";
@@ skipping 62 matching lines @@
 
   const int kSecondFakeLineNumber = 999;
   Location second_location(kFunction, kFile, kSecondFakeLineNumber, NULL);
 
   // TrackingInfo will call TallyABirth() during construction.
   base::TrackingInfo pending_task2(second_location, kDelayedStartTime);
   pending_task2.time_posted = kTimePosted;  // Overwrite implied Now().
 
   ProcessDataSnapshot process_data;
   ThreadData::Snapshot(&process_data);
-  ASSERT_EQ(2u, process_data.tasks.size());
 
-  EXPECT_EQ(kFile, process_data.tasks[0].birth.location.file_name);
-  EXPECT_EQ(kFunction, process_data.tasks[0].birth.location.function_name);
-  EXPECT_EQ(kLineNumber, process_data.tasks[0].birth.location.line_number);
-  EXPECT_EQ(kMainThreadName, process_data.tasks[0].birth.thread_name);
-  EXPECT_EQ(1, process_data.tasks[0].death_data.count);
-  EXPECT_EQ(2, process_data.tasks[0].death_data.run_duration_sum);
-  EXPECT_EQ(2, process_data.tasks[0].death_data.run_duration_max);
-  EXPECT_EQ(2, process_data.tasks[0].death_data.run_duration_sample);
-  EXPECT_EQ(4, process_data.tasks[0].death_data.queue_duration_sum);
-  EXPECT_EQ(4, process_data.tasks[0].death_data.queue_duration_max);
-  EXPECT_EQ(4, process_data.tasks[0].death_data.queue_duration_sample);
-  EXPECT_EQ(kMainThreadName, process_data.tasks[0].death_thread_name);
-  EXPECT_EQ(kFile, process_data.tasks[1].birth.location.file_name);
-  EXPECT_EQ(kFunction, process_data.tasks[1].birth.location.function_name);
+  ASSERT_EQ(1, process_data.phased_process_data_snapshots.size());
+  const PhasedProcessDataSnapshotMap::const_iterator it =
+      process_data.phased_process_data_snapshots.find(0);
+  ASSERT_TRUE(it != process_data.phased_process_data_snapshots.end());
+  const ProcessDataPhaseSnapshot& process_data_phase = it->second;
+
+  ASSERT_EQ(2u, process_data_phase.tasks.size());
+
+  EXPECT_EQ(kFile, process_data_phase.tasks[0].birth.location.file_name);
+  EXPECT_EQ(kFunction,
+            process_data_phase.tasks[0].birth.location.function_name);
+  EXPECT_EQ(kLineNumber,
+            process_data_phase.tasks[0].birth.location.line_number);
+  EXPECT_EQ(kMainThreadName, process_data_phase.tasks[0].birth.thread_name);
+  EXPECT_EQ(1, process_data_phase.tasks[0].death_data.count);
+  EXPECT_EQ(2, process_data_phase.tasks[0].death_data.run_duration_sum);
+  EXPECT_EQ(2, process_data_phase.tasks[0].death_data.run_duration_max);
+  EXPECT_EQ(2, process_data_phase.tasks[0].death_data.run_duration_sample);
+  EXPECT_EQ(4, process_data_phase.tasks[0].death_data.queue_duration_sum);
+  EXPECT_EQ(4, process_data_phase.tasks[0].death_data.queue_duration_max);
+  EXPECT_EQ(4, process_data_phase.tasks[0].death_data.queue_duration_sample);
+  EXPECT_EQ(kMainThreadName, process_data_phase.tasks[0].death_thread_name);
+  EXPECT_EQ(kFile, process_data_phase.tasks[1].birth.location.file_name);
+  EXPECT_EQ(kFunction,
+            process_data_phase.tasks[1].birth.location.function_name);
   EXPECT_EQ(kSecondFakeLineNumber,
-            process_data.tasks[1].birth.location.line_number);
-  EXPECT_EQ(kMainThreadName, process_data.tasks[1].birth.thread_name);
-  EXPECT_EQ(1, process_data.tasks[1].death_data.count);
-  EXPECT_EQ(0, process_data.tasks[1].death_data.run_duration_sum);
-  EXPECT_EQ(0, process_data.tasks[1].death_data.run_duration_max);
-  EXPECT_EQ(0, process_data.tasks[1].death_data.run_duration_sample);
-  EXPECT_EQ(0, process_data.tasks[1].death_data.queue_duration_sum);
-  EXPECT_EQ(0, process_data.tasks[1].death_data.queue_duration_max);
-  EXPECT_EQ(0, process_data.tasks[1].death_data.queue_duration_sample);
-  EXPECT_EQ(kStillAlive, process_data.tasks[1].death_thread_name);
-  EXPECT_EQ(0u, process_data.descendants.size());
+            process_data_phase.tasks[1].birth.location.line_number);
+  EXPECT_EQ(kMainThreadName, process_data_phase.tasks[1].birth.thread_name);
+  EXPECT_EQ(1, process_data_phase.tasks[1].death_data.count);
+  EXPECT_EQ(0, process_data_phase.tasks[1].death_data.run_duration_sum);
+  EXPECT_EQ(0, process_data_phase.tasks[1].death_data.run_duration_max);
+  EXPECT_EQ(0, process_data_phase.tasks[1].death_data.run_duration_sample);
+  EXPECT_EQ(0, process_data_phase.tasks[1].death_data.queue_duration_sum);
+  EXPECT_EQ(0, process_data_phase.tasks[1].death_data.queue_duration_max);
+  EXPECT_EQ(0, process_data_phase.tasks[1].death_data.queue_duration_sample);
+  EXPECT_EQ(kStillAlive, process_data_phase.tasks[1].death_thread_name);
+  EXPECT_EQ(0u, process_data_phase.descendants.size());
   EXPECT_EQ(base::GetCurrentProcId(), process_data.process_id);
 }
 
 TEST_F(TrackedObjectsTest, TaskWithNestedExclusion) {
   if (!ThreadData::InitializeAndSetTrackingStatus(
           ThreadData::PROFILING_CHILDREN_ACTIVE)) {
     return;
   }
 
   const char kFunction[] = "TaskWithNestedExclusion";
@@ skipping 113 matching lines @@
     exclusion_stopwatch.Stop();
   }
   SetTestTime(15);
   task_stopwatch.Stop();
 
   ThreadData::TallyRunOnNamedThreadIfTracking(pending_task, task_stopwatch);
 
   ProcessDataSnapshot process_data;
   ThreadData::Snapshot(&process_data);
 
+  ASSERT_EQ(1, process_data.phased_process_data_snapshots.size());
+  const PhasedProcessDataSnapshotMap::const_iterator it =
+      process_data.phased_process_data_snapshots.find(0);
+  ASSERT_TRUE(it != process_data.phased_process_data_snapshots.end());
+  const ProcessDataPhaseSnapshot& process_data_phase = it->second;
+
   // The order in which the two task follow is platform-dependent.
-  int t0 = (process_data.tasks[0].birth.location.line_number == kLineNumber) ?
-      0 : 1;
+  int t0 =
+      (process_data_phase.tasks[0].birth.location.line_number == kLineNumber)
+          ? 0
+          : 1;
   int t1 = 1 - t0;
 
-  ASSERT_EQ(2u, process_data.tasks.size());
-  EXPECT_EQ(kFile, process_data.tasks[t0].birth.location.file_name);
-  EXPECT_EQ(kFunction, process_data.tasks[t0].birth.location.function_name);
-  EXPECT_EQ(kLineNumber, process_data.tasks[t0].birth.location.line_number);
-  EXPECT_EQ(kMainThreadName, process_data.tasks[t0].birth.thread_name);
-  EXPECT_EQ(1, process_data.tasks[t0].death_data.count);
-  EXPECT_EQ(6, process_data.tasks[t0].death_data.run_duration_sum);
-  EXPECT_EQ(6, process_data.tasks[t0].death_data.run_duration_max);
-  EXPECT_EQ(6, process_data.tasks[t0].death_data.run_duration_sample);
-  EXPECT_EQ(4, process_data.tasks[t0].death_data.queue_duration_sum);
-  EXPECT_EQ(4, process_data.tasks[t0].death_data.queue_duration_max);
-  EXPECT_EQ(4, process_data.tasks[t0].death_data.queue_duration_sample);
-  EXPECT_EQ(kMainThreadName, process_data.tasks[t0].death_thread_name);
-  EXPECT_EQ(kFile, process_data.tasks[t1].birth.location.file_name);
-  EXPECT_EQ(kFunction, process_data.tasks[t1].birth.location.function_name);
+  ASSERT_EQ(2u, process_data_phase.tasks.size());
+  EXPECT_EQ(kFile, process_data_phase.tasks[t0].birth.location.file_name);
+  EXPECT_EQ(kFunction,
+            process_data_phase.tasks[t0].birth.location.function_name);
+  EXPECT_EQ(kLineNumber,
+            process_data_phase.tasks[t0].birth.location.line_number);
+  EXPECT_EQ(kMainThreadName, process_data_phase.tasks[t0].birth.thread_name);
+  EXPECT_EQ(1, process_data_phase.tasks[t0].death_data.count);
+  EXPECT_EQ(6, process_data_phase.tasks[t0].death_data.run_duration_sum);
+  EXPECT_EQ(6, process_data_phase.tasks[t0].death_data.run_duration_max);
+  EXPECT_EQ(6, process_data_phase.tasks[t0].death_data.run_duration_sample);
+  EXPECT_EQ(4, process_data_phase.tasks[t0].death_data.queue_duration_sum);
+  EXPECT_EQ(4, process_data_phase.tasks[t0].death_data.queue_duration_max);
+  EXPECT_EQ(4, process_data_phase.tasks[t0].death_data.queue_duration_sample);
+  EXPECT_EQ(kMainThreadName, process_data_phase.tasks[t0].death_thread_name);
+  EXPECT_EQ(kFile, process_data_phase.tasks[t1].birth.location.file_name);
+  EXPECT_EQ(kFunction,
+            process_data_phase.tasks[t1].birth.location.function_name);
   EXPECT_EQ(kSecondFakeLineNumber,
-            process_data.tasks[t1].birth.location.line_number);
-  EXPECT_EQ(kMainThreadName, process_data.tasks[t1].birth.thread_name);
-  EXPECT_EQ(1, process_data.tasks[t1].death_data.count);
-  EXPECT_EQ(2, process_data.tasks[t1].death_data.run_duration_sum);
-  EXPECT_EQ(2, process_data.tasks[t1].death_data.run_duration_max);
-  EXPECT_EQ(2, process_data.tasks[t1].death_data.run_duration_sample);
-  EXPECT_EQ(1, process_data.tasks[t1].death_data.queue_duration_sum);
-  EXPECT_EQ(1, process_data.tasks[t1].death_data.queue_duration_max);
-  EXPECT_EQ(1, process_data.tasks[t1].death_data.queue_duration_sample);
-  EXPECT_EQ(kMainThreadName, process_data.tasks[t1].death_thread_name);
-  EXPECT_EQ(0u, process_data.descendants.size());
+            process_data_phase.tasks[t1].birth.location.line_number);
+  EXPECT_EQ(kMainThreadName, process_data_phase.tasks[t1].birth.thread_name);
+  EXPECT_EQ(1, process_data_phase.tasks[t1].death_data.count);
+  EXPECT_EQ(2, process_data_phase.tasks[t1].death_data.run_duration_sum);
+  EXPECT_EQ(2, process_data_phase.tasks[t1].death_data.run_duration_max);
+  EXPECT_EQ(2, process_data_phase.tasks[t1].death_data.run_duration_sample);
+  EXPECT_EQ(1, process_data_phase.tasks[t1].death_data.queue_duration_sum);
+  EXPECT_EQ(1, process_data_phase.tasks[t1].death_data.queue_duration_max);
+  EXPECT_EQ(1, process_data_phase.tasks[t1].death_data.queue_duration_sample);
+  EXPECT_EQ(kMainThreadName, process_data_phase.tasks[t1].death_thread_name);
+  EXPECT_EQ(0u, process_data_phase.descendants.size());
   EXPECT_EQ(base::GetCurrentProcId(), process_data.process_id);
 }
 
 }  // namespace tracked_objects