Change AlarmManager to use ProfileKeyedAPI.

chrome/browser/extensions/extension_system.cc

Index: chrome/browser/extensions/extension_system.cc
diff --git a/chrome/browser/extensions/extension_system.cc b/chrome/browser/extensions/extension_system.cc
index df52ac05429cc415608215860150c075b7cec0c2..53bca963d9b2e52ca94daeb823edbe7229488ce7 100644
--- a/chrome/browser/extensions/extension_system.cc
+++ b/chrome/browser/extensions/extension_system.cc
@@ -12,7 +12,6 @@
 #include "base/strings/string_tokenizer.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/content_settings/cookie_settings.h"
-#include "chrome/browser/extensions/api/alarms/alarm_manager.h"
 #include "chrome/browser/extensions/api/declarative/rules_registry_service.h"
 #include "chrome/browser/extensions/api/messaging/message_service.h"
 #include "chrome/browser/extensions/blacklist.h"
@@ -244,10 +243,6 @@ void ExtensionSystemImpl::Shared::Shutdown() {
     extension_service_->Shutdown();
 }
 
-base::Clock* ExtensionSystemImpl::Shared::clock() {
-  return &clock_;
-}
-
 StateStore* ExtensionSystemImpl::Shared::state_store() {
   return state_store_.get();
 }
@@ -342,7 +337,6 @@ void ExtensionSystemImpl::InitForRegularProfile(bool extensions_enabled) {
   shared_->info_map();
 
   extension_process_manager_.reset(ExtensionProcessManager::Create(profile_));
-  alarm_manager_.reset(new AlarmManager(profile_, shared_->clock()));
 
   serial_connection_manager_.reset(new ApiResourceManager<SerialConnection>(
       BrowserThread::FILE));
@@ -383,9 +377,6 @@ ExtensionProcessManager* ExtensionSystemImpl::process_manager() {
   return extension_process_manager_.get();
 }
 
-AlarmManager* ExtensionSystemImpl::alarm_manager() {
-  return alarm_manager_.get();
-}
 
 StateStore* ExtensionSystemImpl::state_store() {
   return shared_->state_store();