chromeos: makes mus send keyevents to display root when nothing has focus

services/ui/ws/cursor_unittest.cc

 // Copyright 2016 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 <stdint.h>
 
 #include <string>
 
 #include "base/macros.h"
 #include "base/message_loop/message_loop.h"
@@ skipping 45 matching lines @@
     // As a side effect, this allocates Displays.
     AddWindowManager(window_server(), kTestId1);
     window_server()->user_id_tracker()->AddUserId(kTestId1);
     window_server()->user_id_tracker()->SetActiveUserId(kTestId1);
   }
 
   ServerWindow* GetRoot() {
     DisplayManager* display_manager = window_server()->display_manager();
     //    ASSERT_EQ(1u, display_manager->displays().size());
     Display* display = *display_manager->displays().begin();
-    return display->GetWindowManagerDisplayRootForUser(kTestId1)->root();
+    return display->GetWindowManagerDisplayRootForUser(kTestId1)
+        ->GetClientVisibileRoot();
   }
 
   // Create a 30x30 window where the outer 10 pixels is non-client.
   ServerWindow* BuildServerWindow() {
     DisplayManager* display_manager = window_server()->display_manager();
     Display* display = *display_manager->displays().begin();
     WindowManagerDisplayRoot* active_display_root =
         display->GetActiveWindowManagerDisplayRoot();
     WindowTree* tree =
         active_display_root->window_manager_state()->window_tree();
@@ skipping 112 matching lines @@
   MoveCursorTo(gfx::Point(15, 15));
   EXPECT_EQ(ui::CursorType::kEastResize, cursor_type());
 
   win->SetBounds(gfx::Rect(0, 0, 30, 30));
   EXPECT_EQ(ui::CursorType::kCopy, cursor_type());
 }
 
 }  // namespace test
 }  // namespace ws
 }  // namespace ui