Refactor extension app icon.

chrome/browser/ui/ash/launcher/launcher_extension_app_updater.h

Index: chrome/browser/ui/ash/launcher/launcher_extension_app_updater.h
diff --git a/chrome/browser/ui/ash/launcher/launcher_extension_app_updater.h b/chrome/browser/ui/ash/launcher/launcher_extension_app_updater.h
index a9588d05b3d068e2607424124bde4bc5ee8233ba..c44be090d2db349ee75e89d558134366f9691bb9 100644
--- a/chrome/browser/ui/ash/launcher/launcher_extension_app_updater.h
+++ b/chrome/browser/ui/ash/launcher/launcher_extension_app_updater.h
@@ -14,6 +14,8 @@ namespace extensions {
 class ExtensionSet;
 }  // namespace extensions
 
+// TODO (khmel), this is not Launcher class. Consider moving this to proper
+// place.
 class LauncherExtensionAppUpdater
     : public LauncherAppUpdater,
       public extensions::ExtensionRegistryObserver,
@@ -38,7 +40,8 @@ class LauncherExtensionAppUpdater
   // ArcAppListPrefs::Observer
   void OnPackageInstalled(
       const arc::mojom::ArcPackageInfo& package_info) override;
-  void OnPackageRemoved(const std::string& package_name) override;
+  void OnPackageRemoved(const std::string& package_name,
+                        bool uninstalled) override;
 
  private:
   void StartObservingExtensionRegistry();