sync: make scheduling logic and job ownership more obvious.

sync/engine/sync_scheduler_whitebox_unittest.cc

Index: sync/engine/sync_scheduler_whitebox_unittest.cc
diff --git a/sync/engine/sync_scheduler_whitebox_unittest.cc b/sync/engine/sync_scheduler_whitebox_unittest.cc
index 0a9c73e6740c521bafb47f98259cbe162960b0e3..cf36a4296a244789563441638acfe8e4cdf1bc2c 100644
--- a/sync/engine/sync_scheduler_whitebox_unittest.cc
+++ b/sync/engine/sync_scheduler_whitebox_unittest.cc
@@ -92,7 +92,7 @@ class SyncSchedulerWhiteboxTest : public testing::Test {
   }
 
   SyncSchedulerImpl::JobProcessDecision DecideOnJob(
-      const SyncSchedulerImpl::SyncSessionJob& job) {
+      const SyncSessionJob* job) {
     return scheduler_->DecideOnJob(job);
   }
 
@@ -102,14 +102,11 @@ class SyncSchedulerWhiteboxTest : public testing::Test {
   }
 
   SyncSchedulerImpl::JobProcessDecision CreateAndDecideJob(
-      SyncSchedulerImpl::SyncSessionJob::SyncSessionJobPurpose purpose) {
-    SyncSession* s = scheduler_->CreateSyncSession(SyncSourceInfo());
-    SyncSchedulerImpl::SyncSessionJob job(purpose, TimeTicks::Now(),
-         make_linked_ptr(s),
-         false,
-         ConfigurationParams(),
-         FROM_HERE);
-    return DecideOnJob(job);
+      SyncSessionJob::Purpose purpose) {
+    scoped_ptr<SyncSession> s(scheduler_->CreateSyncSession(SyncSourceInfo()));
+    SyncSessionJob job(purpose, TimeTicks::Now(), s.Pass(),
+        ConfigurationParams(), FROM_HERE);
+    return DecideOnJob(&job);
   }
 
   SyncSessionContext* context() { return context_.get(); }
@@ -135,7 +132,7 @@ TEST_F(SyncSchedulerWhiteboxTest, SaveNudge) {
   SetMode(SyncScheduler::CONFIGURATION_MODE);
 
   SyncSchedulerImpl::JobProcessDecision decision =
-      CreateAndDecideJob(SyncSchedulerImpl::SyncSessionJob::NUDGE);
+      CreateAndDecideJob(SyncSessionJob::NUDGE);
 
   EXPECT_EQ(decision, SyncSchedulerImpl::SAVE);
 }
@@ -154,18 +151,15 @@ TEST_F(SyncSchedulerWhiteboxTest, SaveNudgeWhileTypeThrottled) {
   type_state_map.insert(std::make_pair(BOOKMARKS, InvalidationState()));
 
   SyncSourceInfo info(GetUpdatesCallerInfo::LOCAL, type_state_map);
-  SyncSession* s = scheduler_->CreateSyncSession(info);
+  scoped_ptr<SyncSession> s(scheduler_->CreateSyncSession(info));
 
   // Now schedule a nudge with just bookmarks and the change is local.
-  SyncSchedulerImpl::SyncSessionJob job(
-        SyncSchedulerImpl::SyncSessionJob::NUDGE,
-        TimeTicks::Now(),
-        make_linked_ptr(s),
-        false,
-        ConfigurationParams(),
-        FROM_HERE);
-
-  SyncSchedulerImpl::JobProcessDecision decision = DecideOnJob(job);
+  SyncSessionJob job(SyncSessionJob::NUDGE,
+                     TimeTicks::Now(),
+                     s.Pass(),
+                     ConfigurationParams(),
+                     FROM_HERE);
+  SyncSchedulerImpl::JobProcessDecision decision = DecideOnJob(&job);
   EXPECT_EQ(decision, SyncSchedulerImpl::SAVE);
 }
 
@@ -173,7 +167,7 @@ TEST_F(SyncSchedulerWhiteboxTest, ContinueNudge) {
   InitializeSyncerOnNormalMode();
 
   SyncSchedulerImpl::JobProcessDecision decision = CreateAndDecideJob(
-      SyncSchedulerImpl::SyncSessionJob::NUDGE);
+      SyncSessionJob::NUDGE);
 
   EXPECT_EQ(decision, SyncSchedulerImpl::CONTINUE);
 }
@@ -183,7 +177,7 @@ TEST_F(SyncSchedulerWhiteboxTest, DropPoll) {
   SetMode(SyncScheduler::CONFIGURATION_MODE);
 
   SyncSchedulerImpl::JobProcessDecision decision = CreateAndDecideJob(
-      SyncSchedulerImpl::SyncSessionJob::POLL);
+      SyncSessionJob::POLL);
 
   EXPECT_EQ(decision, SyncSchedulerImpl::DROP);
 }
@@ -192,7 +186,7 @@ TEST_F(SyncSchedulerWhiteboxTest, ContinuePoll) {
   InitializeSyncerOnNormalMode();
 
   SyncSchedulerImpl::JobProcessDecision decision = CreateAndDecideJob(
-      SyncSchedulerImpl::SyncSessionJob::POLL);
+      SyncSessionJob::POLL);
 
   EXPECT_EQ(decision, SyncSchedulerImpl::CONTINUE);
 }
@@ -202,7 +196,7 @@ TEST_F(SyncSchedulerWhiteboxTest, ContinueConfiguration) {
   SetMode(SyncScheduler::CONFIGURATION_MODE);
 
   SyncSchedulerImpl::JobProcessDecision decision = CreateAndDecideJob(
-      SyncSchedulerImpl::SyncSessionJob::CONFIGURATION);
+      SyncSessionJob::CONFIGURATION);
 
   EXPECT_EQ(decision, SyncSchedulerImpl::CONTINUE);
 }
@@ -214,7 +208,7 @@ TEST_F(SyncSchedulerWhiteboxTest, SaveConfigurationWhileThrottled) {
   SetWaitIntervalToThrottled();
 
   SyncSchedulerImpl::JobProcessDecision decision = CreateAndDecideJob(
-      SyncSchedulerImpl::SyncSessionJob::CONFIGURATION);
+      SyncSessionJob::CONFIGURATION);
 
   EXPECT_EQ(decision, SyncSchedulerImpl::SAVE);
 }
@@ -226,7 +220,7 @@ TEST_F(SyncSchedulerWhiteboxTest, SaveNudgeWhileThrottled) {
   SetWaitIntervalToThrottled();
 
   SyncSchedulerImpl::JobProcessDecision decision = CreateAndDecideJob(
-      SyncSchedulerImpl::SyncSessionJob::NUDGE);
+      SyncSessionJob::NUDGE);
 
   EXPECT_EQ(decision, SyncSchedulerImpl::SAVE);
 }
@@ -237,7 +231,7 @@ TEST_F(SyncSchedulerWhiteboxTest, ContinueNudgeWhileExponentialBackOff) {
   SetWaitIntervalToExponentialBackoff();
 
   SyncSchedulerImpl::JobProcessDecision decision = CreateAndDecideJob(
-      SyncSchedulerImpl::SyncSessionJob::NUDGE);
+      SyncSessionJob::NUDGE);
 
   EXPECT_EQ(decision, SyncSchedulerImpl::CONTINUE);
 }
@@ -249,7 +243,7 @@ TEST_F(SyncSchedulerWhiteboxTest, DropNudgeWhileExponentialBackOff) {
   SetWaitIntervalHadNudge(true);
 
   SyncSchedulerImpl::JobProcessDecision decision = CreateAndDecideJob(
-      SyncSchedulerImpl::SyncSessionJob::NUDGE);
+      SyncSessionJob::NUDGE);
 
   EXPECT_EQ(decision, SyncSchedulerImpl::DROP);
 }
@@ -259,11 +253,12 @@ TEST_F(SyncSchedulerWhiteboxTest, ContinueCanaryJobConfig) {
   SetMode(SyncScheduler::CONFIGURATION_MODE);
   SetWaitIntervalToExponentialBackoff();
 
-  struct SyncSchedulerImpl::SyncSessionJob job;
-  job.purpose = SyncSchedulerImpl::SyncSessionJob::CONFIGURATION;
-  job.scheduled_start = TimeTicks::Now();
-  job.is_canary_job = true;
-  SyncSchedulerImpl::JobProcessDecision decision = DecideOnJob(job);
+  SyncSessionJob job(SyncSessionJob::CONFIGURATION,
+                     TimeTicks::Now(), scoped_ptr<SyncSession>(),
+                     ConfigurationParams(), FROM_HERE);
+
+  job.GrantCanaryPrivilege();
+  SyncSchedulerImpl::JobProcessDecision decision = DecideOnJob(&job);
 
   EXPECT_EQ(decision, SyncSchedulerImpl::CONTINUE);
 }