[Merge-M54] Fix possible overlapping icons in shelf on sync.

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

Index: chrome/browser/ui/ash/launcher/chrome_launcher_controller_impl.h
diff --git a/chrome/browser/ui/ash/launcher/chrome_launcher_controller_impl.h b/chrome/browser/ui/ash/launcher/chrome_launcher_controller_impl.h
index 54ce5ace2256503c0d69e9414a69ac001f036d3c..7ff6fbb0531d3e8553e53163dedcfb8844857fb5 100644
--- a/chrome/browser/ui/ash/launcher/chrome_launcher_controller_impl.h
+++ b/chrome/browser/ui/ash/launcher/chrome_launcher_controller_impl.h
@@ -216,9 +216,8 @@ class ChromeLauncherControllerImpl
   void DoPinAppWithID(const std::string& app_id);
   void DoUnpinAppWithID(const std::string& app_id, bool update_prefs);
 
-  // Pin a running app with |shelf_id| internally to |index|. It returns
-  // the index where the item was pinned.
-  int PinRunningAppInternal(int index, ash::ShelfID shelf_id);
+  // Pin a running app with |shelf_id| internally to |index|.
+  void PinRunningAppInternal(int index, ash::ShelfID shelf_id);
 
   // Unpin a locked application. This is an internal call which converts the
   // model type of the given app index from a shortcut into an unpinned running