Delete dead AppsPromo code

chrome/browser/extensions/extension_service.h

Index: chrome/browser/extensions/extension_service.h
diff --git a/chrome/browser/extensions/extension_service.h b/chrome/browser/extensions/extension_service.h
index 185f674e43709c538568709446f5c64010ba2be8..e985b4f9fac8b30730400de158b342ae8a9db6fd 100644
--- a/chrome/browser/extensions/extension_service.h
+++ b/chrome/browser/extensions/extension_service.h
@@ -24,7 +24,6 @@
 #include "base/tuple.h"
 #include "chrome/browser/extensions/app_shortcut_manager.h"
 #include "chrome/browser/extensions/app_sync_bundle.h"
-#include "chrome/browser/extensions/apps_promo.h"
 #include "chrome/browser/extensions/extension_icon_manager.h"
 #include "chrome/browser/extensions/extension_prefs.h"
 #include "chrome/browser/extensions/extension_process_manager.h"
@@ -219,8 +218,6 @@ class ExtensionService
 
   const FilePath& install_directory() const { return install_directory_; }
 
-  AppsPromo* apps_promo() { return &apps_promo_; }
-
   extensions::ProcessMap* process_map() { return &process_map_; }
 
   // Whether this extension can run in an incognito window.
@@ -799,9 +796,6 @@ class ExtensionService
   ExtensionIconManager omnibox_icon_manager_;
   ExtensionIconManager omnibox_popup_icon_manager_;
 
-  // Manages the promotion of the web store.
-  AppsPromo apps_promo_;
-
   // Flag to make sure event routers are only initialized once.
   bool event_routers_initialized_;