Move PROFILE_DESTROYED notification to ProfileDestroyer and observe it in ExtensionProcessManager.

chrome/browser/profiles/off_the_record_profile_impl.cc

Index: chrome/browser/profiles/off_the_record_profile_impl.cc
diff --git a/chrome/browser/profiles/off_the_record_profile_impl.cc b/chrome/browser/profiles/off_the_record_profile_impl.cc
index fea624bfb4fab0b0ffab0cd3219cab3c588f2482..364731608e0b45901ce59ad5e2aef8b7002f2e7f 100644
--- a/chrome/browser/profiles/off_the_record_profile_impl.cc
+++ b/chrome/browser/profiles/off_the_record_profile_impl.cc
@@ -114,10 +114,6 @@ void OffTheRecordProfileImpl::Init() {
 }
 
 OffTheRecordProfileImpl::~OffTheRecordProfileImpl() {
-  content::NotificationService::current()->Notify(
-    chrome::NOTIFICATION_PROFILE_DESTROYED, content::Source<Profile>(this),
-    content::NotificationService::NoDetails());
-
   ChromePluginServiceFilter::GetInstance()->UnregisterResourceContext(
     io_data_.GetResourceContextNoInit());