Change AlarmManager to use ProfileKeyedAPI.

chrome/browser/extensions/test_extension_system.cc

Index: chrome/browser/extensions/test_extension_system.cc
diff --git a/chrome/browser/extensions/test_extension_system.cc b/chrome/browser/extensions/test_extension_system.cc
index 4efca4fc2086849f68ec9bc727051a21e040fce2..1da925bf7f58e20ebcd146c1451d7247e39bee87 100644
--- a/chrome/browser/extensions/test_extension_system.cc
+++ b/chrome/browser/extensions/test_extension_system.cc
@@ -46,10 +46,6 @@ void TestExtensionSystem::CreateExtensionProcessManager() {
   extension_process_manager_.reset(ExtensionProcessManager::Create(profile_));
 }
 
-void TestExtensionSystem::CreateAlarmManager(base::Clock* clock) {
-  alarm_manager_.reset(new AlarmManager(profile_, clock));
-}
-
 void TestExtensionSystem::CreateSocketManager() {
   // Note that we're intentionally creating the socket manager on the wrong
   // thread (not the IO thread). This is because we don't want to presume or