Converts remaining windowmanager property based functions to SetProperty

components/mus/public/cpp/window.h

Index: components/mus/public/cpp/window.h
diff --git a/components/mus/public/cpp/window.h b/components/mus/public/cpp/window.h
index 77bb18f500d0bf3f0834974ea77b371cf8611cdb..472b0d442c855a21988dcb4835704478d940931b 100644
--- a/components/mus/public/cpp/window.h
+++ b/components/mus/public/cpp/window.h
@@ -168,11 +168,6 @@ class Window {
   void SetTextInputState(mojo::TextInputStatePtr state);
   void SetImeVisibility(bool visible, mojo::TextInputStatePtr state);
 
-  // The following make their way to the WindowManager. See
-  // window_manager.mojom for details.
-  void SetPreferredSize(const gfx::Size& size);
-  void SetResizeBehavior(mojom::ResizeBehavior resize_behavior);
-
   // Focus.
   void SetFocus();
   bool HasFocus() const;