[Extension] Protect all installed extension from extension storage GC

chrome/browser/extensions/extension_garbage_collector.h

Index: chrome/browser/extensions/extension_garbage_collector.h
diff --git a/chrome/browser/extensions/extension_garbage_collector.h b/chrome/browser/extensions/extension_garbage_collector.h
index a6a769903c0ad88dfacb30733e046a9fd2069c46..499fda9692a5a6b968f1d804b1b40e33ade70d6e 100644
--- a/chrome/browser/extensions/extension_garbage_collector.h
+++ b/chrome/browser/extensions/extension_garbage_collector.h
@@ -60,9 +60,9 @@ class ExtensionGarbageCollector : public KeyedService, public InstallObserver {
   // removed iff there are no pending installations.
   void GarbageCollectExtensions();
 
-  // Garbage collects apps/extensions isolated storage, if it is not currently
-  // active (i.e. is not in ExtensionRegistry::ENABLED). There is an exception
-  // for ephemeral apps, because they can outlive their cache lifetimes.
+  // Garbage collects apps/extensions isolated storage if it is uninstalled.
+  // There is an exception for ephemeral apps because they can outlive their
+  // cache lifetimes.
   void GarbageCollectIsolatedStorageIfNeeded();
 
   // The BrowserContext associated with the GarbageCollector.