Makes windowmanager draw non-client area

components/mus/ws/event_dispatcher_unittest.cc

 // 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.
 
 #include "components/mus/ws/event_dispatcher.h"
 
 #include "components/mus/public/cpp/event_matcher.h"
 #include "components/mus/ws/event_dispatcher_delegate.h"
 #include "components/mus/ws/server_window.h"
 #include "components/mus/ws/test_server_window_delegate.h"
@@ skipping 285 matching lines @@
   window_delegate.set_root_window(&root);
   root.SetVisible(true);
 
   ServerWindow child(&window_delegate, WindowId(1, 3));
   root.Add(&child);
   child.SetVisible(true);
 
   root.SetBounds(gfx::Rect(0, 0, 100, 100));
   child.SetBounds(gfx::Rect(10, 10, 20, 20));
 
-  child.SetClientArea(gfx::Rect(5, 5, 10, 10));
+  child.SetClientArea(gfx::Insets(5, 5, 5, 5));
 
   TestEventDispatcherDelegate event_dispatcher_delegate(&root);
   EventDispatcher dispatcher(&event_dispatcher_delegate);
   dispatcher.set_root(&root);
 
   // Start move loop by sending mouse event over non-client area.
   const ui::MouseEvent press_event(
       ui::ET_MOUSE_PRESSED, gfx::Point(12, 12), gfx::Point(12, 12),
       base::TimeDelta(), ui::EF_LEFT_MOUSE_BUTTON, ui::EF_LEFT_MOUSE_BUTTON);
   dispatcher.OnEvent(
@@ skipping 178 matching lines @@
                                    base::TimeDelta());
   dispatcher.OnEvent(
       mojom::Event::From(static_cast<const ui::Event&>(drag_event1)));
   EXPECT_EQ(nullptr, event_dispatcher_delegate.GetAndClearLastTarget());
   EXPECT_EQ(nullptr,
             event_dispatcher_delegate.GetAndClearLastDispatchedEvent().get());
 }
 
 }  // namespace ws
 }  // namespace mus