Refactor extension app icon.

chrome/browser/ui/app_list/extension_app_model_builder.cc

Index: chrome/browser/ui/app_list/extension_app_model_builder.cc
diff --git a/chrome/browser/ui/app_list/extension_app_model_builder.cc b/chrome/browser/ui/app_list/extension_app_model_builder.cc
index 5a0f76b7114fd33b672132855391d30750a1fa62..c8df72083f971e4395d24de6ac620ef899877be3 100644
--- a/chrome/browser/ui/app_list/extension_app_model_builder.cc
+++ b/chrome/browser/ui/app_list/extension_app_model_builder.cc
@@ -142,15 +142,6 @@ void ExtensionAppModelBuilder::OnAppInstalled(
                           extension->is_platform_app()));
 }
 
-void ExtensionAppModelBuilder::OnAppUpdated(
-    content::BrowserContext* browser_context,
-    const std::string& app_id) {
-  ExtensionAppItem* item = GetExtensionAppItem(app_id);
-  if (!item)
-    return;
-  item->UpdateIcon();
-}
-
 void ExtensionAppModelBuilder::OnAppUninstalled(
     content::BrowserContext* browser_context,
     const std::string& app_id) {