chromeos: converts WindowResizer to aura::Window

ash/shelf/shelf_window_watcher_unittest.cc

Index: ash/shelf/shelf_window_watcher_unittest.cc
diff --git a/ash/shelf/shelf_window_watcher_unittest.cc b/ash/shelf/shelf_window_watcher_unittest.cc
index 14f3246586a1ec11e2efd1a0ce675a467845dce5..20ef792b3e02976be4ee026b060dcbb51f3eef6f 100644
--- a/ash/shelf/shelf_window_watcher_unittest.cc
+++ b/ash/shelf/shelf_window_watcher_unittest.cc
@@ -242,9 +242,9 @@ TEST_F(ShelfWindowWatcherTest, DragWindow) {
   EXPECT_EQ(STATUS_ACTIVE, model_->items()[index].status);
 
   // Simulate dragging of the window and check its item is not changed.
-  std::unique_ptr<WindowResizer> resizer(CreateWindowResizer(
-      WmWindow::Get(widget->GetNativeWindow()), gfx::Point(), HTCAPTION,
-      aura::client::WINDOW_MOVE_SOURCE_MOUSE));
+  std::unique_ptr<WindowResizer> resizer(
+      CreateWindowResizer(widget->GetNativeWindow(), gfx::Point(), HTCAPTION,
+                          aura::client::WINDOW_MOVE_SOURCE_MOUSE));
   ASSERT_TRUE(resizer.get());
   resizer->Drag(gfx::Point(50, 50), 0);
   resizer->CompleteDrag();