Fix namespace for src/ui/display/.

ui/ozone/platform/drm/gpu/drm_display.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 UI_OZONE_PLATFORM_DRM_GPU_DRM_DISPLAY_H_
 #define UI_OZONE_PLATFORM_DRM_GPU_DRM_DISPLAY_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <vector>
 
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "ui/display/types/display_constants.h"
 #include "ui/gfx/geometry/point.h"
 #include "ui/ozone/common/gpu/ozone_gpu_message_params.h"
 
 typedef struct _drmModeModeInfo drmModeModeInfo;
 
+namespace display {
+struct GammaRampRGBEntry;
+}
+
 namespace ui {
 
 class DrmDevice;
 class HardwareDisplayControllerInfo;
 class ScreenManager;
 
-struct GammaRampRGBEntry;
-
 class DrmDisplay {
  public:
   DrmDisplay(ScreenManager* screen_manager,
              const scoped_refptr<DrmDevice>& drm);
   ~DrmDisplay();
 
   int64_t display_id() const { return display_id_; }
   scoped_refptr<DrmDevice> drm() const { return drm_; }
   uint32_t crtc() const { return crtc_; }
   uint32_t connector() const { return connector_; }
   const std::vector<drmModeModeInfo>& modes() const { return modes_; }
 
   DisplaySnapshot_Params Update(HardwareDisplayControllerInfo* info,
                                 size_t device_index);
 
   bool Configure(const drmModeModeInfo* mode, const gfx::Point& origin);
-  bool GetHDCPState(HDCPState* state);
-  bool SetHDCPState(HDCPState state);
-  void SetColorCorrection(const std::vector<GammaRampRGBEntry>& degamma_lut,
-                          const std::vector<GammaRampRGBEntry>& gamma_lut,
-                          const std::vector<float>& correction_matrix);
+  bool GetHDCPState(display::HDCPState* state);
+  bool SetHDCPState(display::HDCPState state);
+  void SetColorCorrection(
+      const std::vector<display::GammaRampRGBEntry>& degamma_lut,
+      const std::vector<display::GammaRampRGBEntry>& gamma_lut,
+      const std::vector<float>& correction_matrix);
 
  private:
   ScreenManager* screen_manager_;  // Not owned.
 
   int64_t display_id_ = -1;
   scoped_refptr<DrmDevice> drm_;
   uint32_t crtc_ = 0;
   uint32_t connector_ = 0;
   std::vector<drmModeModeInfo> modes_;
   gfx::Point origin_;
 
   DISALLOW_COPY_AND_ASSIGN(DrmDisplay);
 };
 
 }  // namespace ui
 
 #endif  // UI_OZONE_PLATFORM_DRM_GPU_DRM_DISPLAY_H_