Change AlarmManager to use ProfileKeyedAPI.

chrome/browser/extensions/api/alarms/alarm_manager.cc

Index: chrome/browser/extensions/api/alarms/alarm_manager.cc
diff --git a/chrome/browser/extensions/api/alarms/alarm_manager.cc b/chrome/browser/extensions/api/alarms/alarm_manager.cc
index 84d8592cda3d81c853cad3cd27d536753383a416..1a0a2fce5496a89a24e5eb6ec9f0e5a90f566dff 100644
--- a/chrome/browser/extensions/api/alarms/alarm_manager.cc
+++ b/chrome/browser/extensions/api/alarms/alarm_manager.cc
@@ -6,9 +6,11 @@
 
 #include "base/bind.h"
 #include "base/json/json_writer.h"
+#include "base/lazy_instance.h"
 #include "base/message_loop.h"
 #include "base/time.h"
 #include "base/time/clock.h"
+#include "base/time/default_clock.h"
 #include "base/value_conversions.h"
 #include "base/values.h"
 #include "chrome/browser/extensions/event_router.h"
@@ -89,10 +91,12 @@ scoped_ptr<base::ListValue> AlarmsToValue(const std::vector<Alarm>& alarms) {
 
 // AlarmManager
 
-AlarmManager::AlarmManager(Profile* profile, base::Clock* clock)
+AlarmManager::AlarmManager(Profile* profile)
     : profile_(profile),
-      clock_(clock),
+      owns_clock_(true),
       delegate_(new DefaultAlarmDelegate(profile)) {
+  clock_ = new base::DefaultClock();
+
   registrar_.Add(this, chrome::NOTIFICATION_EXTENSION_LOADED,
                  content::Source<Profile>(profile_));
 
@@ -102,6 +106,8 @@ AlarmManager::AlarmManager(Profile* profile, base::Clock* clock)
 }
 
 AlarmManager::~AlarmManager() {
+  if (owns_clock_)
+    delete clock_;
 }
 
 void AlarmManager::AddAlarm(const std::string& extension_id,
@@ -166,6 +172,26 @@ void AlarmManager::RemoveAllAlarms(const std::string& extension_id) {
   WriteToStorage(extension_id);
 }
 
+void AlarmManager::SetClockForTesting(base::Clock* clock) {
+  if (owns_clock_)
+    delete clock_;
+  owns_clock_ = false;
+  clock_ = clock;
+}
+
+static base::LazyInstance<ProfileKeyedAPIFactory<AlarmManager> >
+g_factory = LAZY_INSTANCE_INITIALIZER;
+
+// static
+ProfileKeyedAPIFactory<AlarmManager>* AlarmManager::GetFactoryInstance() {
+  return &g_factory.Get();
+}
+
+// static
+AlarmManager* AlarmManager::Get(Profile* profile) {
+  return ProfileKeyedAPIFactory<AlarmManager>::GetForProfile(profile);
+}
+
 void AlarmManager::RemoveAlarmIterator(const AlarmIterator& iter) {
   AlarmList& list = iter.first->second;
   list.erase(iter.second);