Fix namespace for src/ui/display/.

ui/display/manager/chromeos/update_display_configuration_task.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/manager/chromeos/update_display_configuration_task.h"
 
 #include "ui/display/manager/chromeos/configure_displays_task.h"
 #include "ui/display/manager/chromeos/display_layout_manager.h"
 #include "ui/display/manager/chromeos/display_util.h"
 #include "ui/display/types/display_snapshot.h"
 #include "ui/display/types/native_display_delegate.h"
 
-namespace ui {
+namespace display {
 
 UpdateDisplayConfigurationTask::UpdateDisplayConfigurationTask(
     NativeDisplayDelegate* delegate,
     DisplayLayoutManager* layout_manager,
     MultipleDisplayState new_display_state,
     chromeos::DisplayPowerState new_power_state,
     int power_flags,
     uint32_t background_color_argb,
     bool force_configure,
     const ResponseCallback& callback)
@@ skipping 181 matching lines @@
   }
 
   if (num_displays >= 3) {
     // 3+ displays are always extended
     return MULTIPLE_DISPLAY_STATE_MULTI_EXTENDED;
   }
 
   return MULTIPLE_DISPLAY_STATE_INVALID;
 }
 
-}  // namespace ui
+}  // namespace display