Change AlarmManager to use ProfileKeyedAPI.

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

Index: chrome/browser/extensions/api/alarms/alarms_api_unittest.cc
diff --git a/chrome/browser/extensions/api/alarms/alarms_api_unittest.cc b/chrome/browser/extensions/api/alarms/alarms_api_unittest.cc
index 34b4187fca07064cb4e48b81a646112cfefae044..5917fdb1a4d1c959153ff0459e89a7c04df3248c 100644
--- a/chrome/browser/extensions/api/alarms/alarms_api_unittest.cc
+++ b/chrome/browser/extensions/api/alarms/alarms_api_unittest.cc
@@ -9,7 +9,6 @@
 #include "chrome/browser/extensions/api/alarms/alarm_manager.h"
 #include "chrome/browser/extensions/api/alarms/alarms_api.h"
 #include "chrome/browser/extensions/extension_function_test_utils.h"
-#include "chrome/browser/extensions/test_extension_system.h"
 #include "chrome/browser/profiles/profile_manager.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/tabs/tab_strip_model.h"
@@ -50,10 +49,8 @@ class ExtensionAlarmsTest : public BrowserWithTestWindowTest {
   virtual void SetUp() {
     BrowserWithTestWindowTest::SetUp();
 
-    TestExtensionSystem* system = static_cast<TestExtensionSystem*>(
-        ExtensionSystem::Get(browser()->profile()));
-    system->CreateAlarmManager(&test_clock_);
-    alarm_manager_ = system->alarm_manager();
+    alarm_manager_ = AlarmManager::Get(browser()->profile());
+    alarm_manager_->SetClockForTesting(&test_clock_);
 
     alarm_delegate_ = new AlarmDelegate();
     alarm_manager_->set_delegate(alarm_delegate_);