Remove ShelfItemDelegate::IsDraggable; check for app list button.

chrome/browser/ui/ash/launcher/chrome_launcher_controller_impl_unittest.cc

Index: chrome/browser/ui/ash/launcher/chrome_launcher_controller_impl_unittest.cc
diff --git a/chrome/browser/ui/ash/launcher/chrome_launcher_controller_impl_unittest.cc b/chrome/browser/ui/ash/launcher/chrome_launcher_controller_impl_unittest.cc
index 7ed4d392812f018b1f798b149ac3d43cceb8f880..1fc13581b85f237a093ee0399fb230e98349e3a4 100644
--- a/chrome/browser/ui/ash/launcher/chrome_launcher_controller_impl_unittest.cc
+++ b/chrome/browser/ui/ash/launcher/chrome_launcher_controller_impl_unittest.cc
@@ -279,7 +279,6 @@ class TestV2AppLauncherItemController : public LauncherItemController {
   ash::ShelfMenuModel* CreateApplicationMenu(int event_flags) override {
     return NULL;
   }
-  bool IsDraggable() override { return false; }
   bool CanPin() const override {
     return GetPinnableForAppID(app_id(), launcher_controller()->profile()) ==
            AppListControllerDelegate::PIN_EDITABLE;