[Extensions c2s] Update notify method name when user permissions change

NotifyObserversOfChange() was introduced when PermissiosnManager only
had user site permissions. However, now it covers more permissions
and has multiple observers, so this CL properly renames the notify
method.

Bug: n/a
Change-Id: I2d199cba286d1bcbd4a0f4b750d4dc31f92eb296
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/4305620
Reviewed-by: David Bertoni <dbertoni@chromium.org>
Commit-Queue: David Bertoni <dbertoni@chromium.org>
Auto-Submit: Emilia Paz <emiliapaz@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1112886}

extensions/browser/permissions_manager.cc

@@ -758,7 +758,7 @@ void PermissionsManager::OnUserPermissionsSettingsChanged() {
   // effect in the network layer.
   NetworkPermissionsUpdater::UpdateAllExtensions(
       *browser_context_,
-      base::BindOnce(&PermissionsManager::NotifyObserversOfChange,
+      base::BindOnce(&PermissionsManager::NotifyUserPermissionSettingsChanged,
                      weak_factory_.GetWeakPtr()));
 }
 
@@ -780,9 +780,10 @@ bool PermissionsManager::RemoveRestrictedSiteAndUpdatePrefs(
   return removed_site;
 }
 
-void PermissionsManager::NotifyObserversOfChange() {
-  for (auto& observer : observers_)
+void PermissionsManager::NotifyUserPermissionSettingsChanged() {
+  for (auto& observer : observers_) {
     observer.OnUserPermissionsSettingsChanged(GetUserPermissionsSettings());
+  }
 }
 
 void PermissionsManager::NotifyShowAccessRequestsInToolbarChanged() {

extensions/browser/permissions_manager.h

@@ -250,8 +250,8 @@ class PermissionsManager : public KeyedService {
       const Extension& extension,
       const PermissionSet& user_permitted_set);
 
-  // Notifies observers of a permissions change.
-  void NotifyObserversOfChange();
+  // Notifies `observers_` that user permissions have changed.
+  void NotifyUserPermissionSettingsChanged();
 
   base::ObserverList<Observer>::Unchecked observers_;