Remove synchronous GetDisplays() and Configure() from NativeDisplayDelegate

ui/display/chromeos/display_configurator_unittest.cc

 // Copyright 2014 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 "ui/display/chromeos/display_configurator.h"
 
 #include "base/memory/scoped_vector.h"
 #include "base/message_loop/message_loop.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "ui/display/chromeos/test/action_logger_util.h"
@@ skipping 1157 matching lines @@
 TEST_F(DisplayConfiguratorTest, ExternalControl) {
   InitWithSingleOutput();
   state_controller_.set_state(MULTIPLE_DISPLAY_STATE_SINGLE);
   configurator_.RelinquishControl();
   EXPECT_EQ(
       JoinActions(
           kRelinquishDisplayControl,
           NULL),
       log_->GetActionsAndClear());
   configurator_.TakeControl();
-  EXPECT_EQ(
-      JoinActions(
-          kTakeDisplayControl,
-          GetCrtcAction(outputs_[0], &small_mode_, gfx::Point(0, 0)).c_str(),
-          NULL),
-      log_->GetActionsAndClear());
+  EXPECT_EQ(JoinActions(kTakeDisplayControl, kGrab,
+                        GetFramebufferAction(small_mode_.size(), &outputs_[0],
+                                             nullptr).c_str(),
+                        GetCrtcAction(outputs_[0], &small_mode_,
+                                      gfx::Point(0, 0)).c_str(),
+                        kUngrab, NULL),
+            log_->GetActionsAndClear());
 }
 
 }  // namespace test
 }  // namespace ui