mus: Introduce AttachSurface to allow creating Surface prior to OnEmbed

components/mus/public/cpp/tests/test_window_tree.h

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef COMPONENTS_MUS_PUBLIC_CPP_TESTS_TEST_WINDOW_TREE_H_
 #define COMPONENTS_MUS_PUBLIC_CPP_TESTS_TEST_WINDOW_TREE_H_
 
 #include "base/macros.h"
 #include "components/mus/public/interfaces/window_tree.mojom.h"
 
@@ skipping 23 matching lines @@
                        mojo::RectPtr bounds) override;
   void SetClientArea(uint32_t window_id, mojo::InsetsPtr insets) override;
   void SetWindowVisibility(
       uint32_t window_id,
       bool visible,
       const SetWindowVisibilityCallback& callback) override;
   void SetWindowProperty(uint32_t change_id,
                          uint32_t window_id,
                          const mojo::String& name,
                          mojo::Array<uint8_t> value) override;
-  void RequestSurface(uint32_t window_id,
-                      mojom::SurfaceType type,
-                      mojo::InterfaceRequest<mojom::Surface> surface,
-                      mojom::SurfaceClientPtr client) override;
+  void AttachSurface(uint32_t window_id,
+                     mojom::SurfaceType type,
+                     mojo::InterfaceRequest<mojom::Surface> surface,
+                     mojom::SurfaceClientPtr client) override;
   void AddWindow(uint32_t parent,
                  uint32_t child,
                  const AddWindowCallback& callback) override;
   void RemoveWindowFromParent(
       uint32_t window_id,
       const RemoveWindowFromParentCallback& callback) override;
   void AddTransientWindow(uint32_t change_id,
                           uint32_t window_id,
                           uint32_t transient_window_id) override;
   void RemoveTransientWindowFromParent(uint32_t change_id,
@@ skipping 19 matching lines @@
 
   bool got_change_;
   uint32_t change_id_;
 
   DISALLOW_COPY_AND_ASSIGN(TestWindowTree);
 };
 
 }  // namespace mus
 
 #endif  // COMPONENTS_MUS_PUBLIC_CPP_TESTS_TEST_WINDOW_TREE_H_