Pin apps from prefs on the mash shelf.

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

Index: chrome/browser/ui/ash/launcher/launcher_app_tab_helper.h
diff --git a/chrome/browser/ui/ash/launcher/launcher_app_tab_helper.h b/chrome/browser/ui/ash/launcher/launcher_app_tab_helper.h
index 8b53a13453d179dabd98e80d3f87a7576903d9be..813e781abc5e1a82575b86c5829a011b35556a21 100644
--- a/chrome/browser/ui/ash/launcher/launcher_app_tab_helper.h
+++ b/chrome/browser/ui/ash/launcher/launcher_app_tab_helper.h
@@ -8,13 +8,13 @@
 #include <string>
 
 #include "base/macros.h"
-#include "chrome/browser/ui/ash/launcher/chrome_launcher_controller.h"
+#include "chrome/browser/ui/ash/launcher/app_tab_helper.h"
 
 class Profile;
 
 // Default implementation of LauncherUpdater::AppTabHelper that interacts
 // with ExtensionService.
-class LauncherAppTabHelper : public ChromeLauncherController::AppTabHelper {
+class LauncherAppTabHelper : public AppTabHelper {
  public:
   explicit LauncherAppTabHelper(Profile* profile);
   ~LauncherAppTabHelper() override;