Add process lifetime annotations to stack samples.

components/metrics/call_stack_profile_metrics_provider_unittest.cc

Index: components/metrics/call_stack_profile_metrics_provider_unittest.cc
diff --git a/components/metrics/call_stack_profile_metrics_provider_unittest.cc b/components/metrics/call_stack_profile_metrics_provider_unittest.cc
index 3e515b5c2db336cc09e2b1cbf66d5e4437cfa6af..c0b2e2c20c87c63c0cadffe47b339c1573698ab7 100644
--- a/components/metrics/call_stack_profile_metrics_provider_unittest.cc
+++ b/components/metrics/call_stack_profile_metrics_provider_unittest.cc
@@ -193,9 +193,9 @@ TEST_F(CallStackProfileMetricsProviderTest, MultipleProfiles) {
     for (size_t j = 0; j < arraysize(profile_sample_frames[i]); ++j) {
       profile.samples.push_back(Sample());
       Sample& sample = profile.samples.back();
-      sample.insert(sample.end(), &profile_sample_frames[i][j][0],
-                    &profile_sample_frames[i][j][0] +
-                    arraysize(profile_sample_frames[i][j]));
+      sample.frames.insert(sample.frames.end(), &profile_sample_frames[i][j][0],
+                           &profile_sample_frames[i][j][0] +
+                               arraysize(profile_sample_frames[i][j]));
     }
 
     profile.profile_duration = profile_durations[i];
@@ -312,8 +312,8 @@ TEST_F(CallStackProfileMetricsProviderTest, RepeatedStacksUnordered) {
   for (size_t i = 0; i < arraysize(sample_frames); ++i) {
     profile.samples.push_back(Sample());
     Sample& sample = profile.samples.back();
-    sample.insert(sample.end(), &sample_frames[i][0],
-                  &sample_frames[i][0] + arraysize(sample_frames[i]));
+    sample.frames.insert(sample.frames.end(), &sample_frames[i][0],
+                         &sample_frames[i][0] + arraysize(sample_frames[i]));
   }
 
   profile.profile_duration = base::TimeDelta::FromMilliseconds(100);
@@ -397,8 +397,8 @@ TEST_F(CallStackProfileMetricsProviderTest, RepeatedStacksOrdered) {
   for (size_t i = 0; i < arraysize(sample_frames); ++i) {
     profile.samples.push_back(Sample());
     Sample& sample = profile.samples.back();
-    sample.insert(sample.end(), &sample_frames[i][0],
-                  &sample_frames[i][0] + arraysize(sample_frames[i]));
+    sample.frames.insert(sample.frames.end(), &sample_frames[i][0],
+                         &sample_frames[i][0] + arraysize(sample_frames[i]));
   }
 
   profile.profile_duration = base::TimeDelta::FromMilliseconds(100);
@@ -451,12 +451,8 @@ TEST_F(CallStackProfileMetricsProviderTest, RepeatedStacksOrdered) {
 
 // Checks that unknown modules produce an empty Entry.
 TEST_F(CallStackProfileMetricsProviderTest, UnknownModule) {
-  const Frame frame(0x1000, Frame::kUnknownModuleIndex);
-
   Profile profile;
-
-  profile.samples.push_back(Sample(1, frame));
-
+  profile.samples.push_back(Sample(Frame(0x1000, Frame::kUnknownModuleIndex)));
   profile.profile_duration = base::TimeDelta::FromMilliseconds(100);
   profile.sampling_period = base::TimeDelta::FromMilliseconds(10);
   Profiles profiles;
@@ -497,7 +493,7 @@ TEST_F(CallStackProfileMetricsProviderTest, ProfilesProvidedOnlyOnce) {
   for (int i = 0; i < 2; ++i) {
     Profile profile;
     profile.samples.push_back(
-        Sample(1, Frame(0x1000, Frame::kUnknownModuleIndex)));
+        Sample((Frame(0x1000, Frame::kUnknownModuleIndex))));
 
     profile.profile_duration = base::TimeDelta::FromMilliseconds(100);
     // Use the sampling period to distinguish the two profiles.
@@ -530,9 +526,7 @@ TEST_F(CallStackProfileMetricsProviderTest, ProfilesProvidedOnlyOnce) {
 TEST_F(CallStackProfileMetricsProviderTest,
        ProfilesProvidedWhenCollectedBeforeInstantiation) {
   Profile profile;
-  profile.samples.push_back(
-      Sample(1, Frame(0x1000, Frame::kUnknownModuleIndex)));
-
+  profile.samples.push_back(Sample(Frame(0x1000, Frame::kUnknownModuleIndex)));
   profile.profile_duration = base::TimeDelta::FromMilliseconds(100);
   profile.sampling_period = base::TimeDelta::FromMilliseconds(10);
   Profiles profiles;
@@ -557,9 +551,7 @@ TEST_F(CallStackProfileMetricsProviderTest,
 // while recording is disabled.
 TEST_F(CallStackProfileMetricsProviderTest, ProfilesNotProvidedWhileDisabled) {
   Profile profile;
-  profile.samples.push_back(
-      Sample(1, Frame(0x1000, Frame::kUnknownModuleIndex)));
-
+  profile.samples.push_back(Sample(Frame(0x1000, Frame::kUnknownModuleIndex)));
   profile.profile_duration = base::TimeDelta::FromMilliseconds(100);
   profile.sampling_period = base::TimeDelta::FromMilliseconds(10);
   Profiles profiles;
@@ -584,9 +576,7 @@ TEST_F(CallStackProfileMetricsProviderTest, ProfilesNotProvidedWhileDisabled) {
 TEST_F(CallStackProfileMetricsProviderTest,
        ProfilesNotProvidedAfterChangeToDisabled) {
   Profile profile;
-  profile.samples.push_back(
-      Sample(1, Frame(0x1000, Frame::kUnknownModuleIndex)));
-
+  profile.samples.push_back(Sample(Frame(0x1000, Frame::kUnknownModuleIndex)));
   profile.profile_duration = base::TimeDelta::FromMilliseconds(100);
   profile.sampling_period = base::TimeDelta::FromMilliseconds(10);
 
@@ -614,9 +604,7 @@ TEST_F(CallStackProfileMetricsProviderTest,
 TEST_F(CallStackProfileMetricsProviderTest,
        ProfilesNotProvidedAfterChangeToDisabledThenEnabled) {
   Profile profile;
-  profile.samples.push_back(
-      Sample(1, Frame(0x1000, Frame::kUnknownModuleIndex)));
-
+  profile.samples.push_back(Sample(Frame(0x1000, Frame::kUnknownModuleIndex)));
   profile.profile_duration = base::TimeDelta::FromMilliseconds(100);
   profile.sampling_period = base::TimeDelta::FromMilliseconds(10);
 
@@ -645,9 +633,7 @@ TEST_F(CallStackProfileMetricsProviderTest,
 TEST_F(CallStackProfileMetricsProviderTest,
        ProfilesNotProvidedAfterChangeFromDisabled) {
   Profile profile;
-  profile.samples.push_back(
-      Sample(1, Frame(0x1000, Frame::kUnknownModuleIndex)));
-
+  profile.samples.push_back(Sample(Frame(0x1000, Frame::kUnknownModuleIndex)));
   profile.profile_duration = base::TimeDelta::FromMilliseconds(100);
   profile.sampling_period = base::TimeDelta::FromMilliseconds(10);