ash: Eliminate PointerWatcherDelegate

ash/test/test_shell_delegate.cc

Index: ash/test/test_shell_delegate.cc
diff --git a/ash/test/test_shell_delegate.cc b/ash/test/test_shell_delegate.cc
index 28412c93a7011d7b4fa7bf9df6a24959db75c1a7..1de799c9711a5f6d74c798721c5367f80f8ba51a 100644
--- a/ash/test/test_shell_delegate.cc
+++ b/ash/test/test_shell_delegate.cc
@@ -17,7 +17,6 @@
 #include "ash/common/shell_window_ids.h"
 #include "ash/common/wm/window_state.h"
 #include "ash/common/wm_shell.h"
-#include "ash/pointer_watcher_delegate_aura.h"
 #include "ash/test/test_keyboard_ui.h"
 #include "ash/test/test_session_state_delegate.h"
 #include "ash/test/test_shelf_delegate.h"
@@ -191,11 +190,6 @@ std::unique_ptr<PaletteDelegate> TestShellDelegate::CreatePaletteDelegate() {
   return nullptr;
 }
 
-std::unique_ptr<PointerWatcherDelegate>
-TestShellDelegate::CreatePointerWatcherDelegate() {
-  return base::WrapUnique(new PointerWatcherDelegateAura);
-}
-
 ui::MenuModel* TestShellDelegate::CreateContextMenu(WmShelf* wm_shelf,
                                                     const ShelfItem* item) {
   return nullptr;