Add NOTIFICATION_EXTENSION_REMOVED for Extensions removed from ExtensionService.

chrome/browser/extensions/extension_service.cc

 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/extensions/extension_service.h"
 
 #include <algorithm>
 #include <iterator>
 #include <set>
 
@@ skipping 1870 matching lines @@
     details.already_disabled = true;
     disabled_extensions_.Remove(extension->id());
     content::NotificationService::current()->Notify(
         chrome::NOTIFICATION_EXTENSION_UNLOADED,
         content::Source<Profile>(profile_),
         content::Details<UnloadedExtensionInfo>(&details));
     // Make sure the profile cleans up its RequestContexts when an already
     // disabled extension is unloaded (since they are also tracking the disabled
     // extensions).
     system_->UnregisterExtensionWithRequestContexts(extension_id, reason);
-    return;
+  } else {
+    // Remove the extension from our list.
+    extensions_.Remove(extension->id());
+    NotifyExtensionUnloaded(extension.get(), reason);
   }
 
-  // Remove the extension from our list.
-  extensions_.Remove(extension->id());
-
-  NotifyExtensionUnloaded(extension.get(), reason);
+  content::NotificationService::current()->Notify(
+      chrome::NOTIFICATION_EXTENSION_REMOVED,
+      content::Source<Profile>(profile_),
+      content::Details<const Extension>(extension.get()));
 }
 
 void ExtensionService::UnloadAllExtensions() {
   profile_->GetExtensionSpecialStoragePolicy()->RevokeRightsForAllExtensions();
 
   extensions_.Clear();
   disabled_extensions_.Clear();
   terminated_extensions_.Clear();
   extension_runtime_data_.clear();
 
@@ skipping 684 matching lines @@
 
 void ExtensionService::TrackTerminatedExtension(const Extension* extension) {
   if (!terminated_extensions_.Contains(extension->id()))
     terminated_extensions_.Insert(make_scoped_refptr(extension));
 
   UnloadExtension(extension->id(), extension_misc::UNLOAD_REASON_TERMINATE);
 }
 
 void ExtensionService::UntrackTerminatedExtension(const std::string& id) {
   std::string lowercase_id = StringToLowerASCII(id);
+  const Extension* extension = terminated_extensions_.GetByID(lowercase_id);
   terminated_extensions_.Remove(lowercase_id);
+  if (extension) {
+    content::NotificationService::current()->Notify(
+        chrome::NOTIFICATION_EXTENSION_REMOVED,
+        content::Source<Profile>(profile_),
+        content::Details<const Extension>(extension));
+  }
 }
 
 const Extension* ExtensionService::GetTerminatedExtension(
     const std::string& id) const {
   return GetExtensionById(id, INCLUDE_TERMINATED);
 }
 
 const Extension* ExtensionService::GetInstalledExtension(
     const std::string& id) const {
   int include_mask = INCLUDE_ENABLED |
@@ skipping 498 matching lines @@
 }
 
 void ExtensionService::AddUpdateObserver(extensions::UpdateObserver* observer) {
   update_observers_.AddObserver(observer);
 }
 
 void ExtensionService::RemoveUpdateObserver(
     extensions::UpdateObserver* observer) {
   update_observers_.RemoveObserver(observer);
 }