Move PlatformDisplayDefault into it's own file.

services/ui/ws/platform_display_default.h

-// Copyright 2014 The Chromium Authors. All rights reserved.
+// 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.
 
-#ifndef SERVICES_UI_WS_PLATFORM_DISPLAY_H_
-#define SERVICES_UI_WS_PLATFORM_DISPLAY_H_
-
-#include <stdint.h>
+#ifndef SERVICES_UI_WS_PLATFORM_DISPLAY_DEFAULT_H_
+#define SERVICES_UI_WS_PLATFORM_DISPLAY_DEFAULT_H_
 
 #include <memory>
 
 #include "base/macros.h"
-#include "base/memory/weak_ptr.h"
-#include "base/strings/string16.h"
-#include "build/build_config.h"
 #include "services/ui/display/viewport_metrics.h"
-#include "services/ui/public/interfaces/cursor.mojom.h"
-#include "services/ui/public/interfaces/window_manager.mojom.h"
-#include "services/ui/public/interfaces/window_manager_constants.mojom.h"
-#include "services/ui/public/interfaces/window_tree.mojom.h"
 #include "services/ui/ws/frame_generator.h"
 #include "services/ui/ws/frame_generator_delegate.h"
+#include "services/ui/ws/platform_display.h"
 #include "services/ui/ws/platform_display_delegate.h"
-#include "ui/display/display.h"
 #include "ui/platform_window/platform_window_delegate.h"
 
-namespace gfx {
-class Rect;
-}
-
-namespace gpu {
-class GpuChannelHost;
-}
-
 namespace ui {
 
 class CursorLoader;
 class PlatformWindow;
-struct TextInputState;
 
 namespace ws {
 
-class PlatformDisplayFactory;
-struct PlatformDisplayInitParams;
-class ServerWindow;
-
-// PlatformDisplay is used to connect the root ServerWindow to a display.
-class PlatformDisplay {
- public:
-  virtual ~PlatformDisplay() {}
-
-  static std::unique_ptr<PlatformDisplay> Create(
-      const PlatformDisplayInitParams& init_params);
-
-  virtual int64_t GetId() const = 0;
-
-  virtual void Init(PlatformDisplayDelegate* delegate) = 0;
-
-  virtual void SetViewportSize(const gfx::Size& size) = 0;
-
-  virtual void SetTitle(const base::string16& title) = 0;
-
-  virtual void SetCapture() = 0;
-
-  virtual void ReleaseCapture() = 0;
-
-  virtual void SetCursorById(mojom::Cursor cursor) = 0;
-
-  virtual void UpdateTextInputState(const ui::TextInputState& state) = 0;
-  virtual void SetImeVisibility(bool visible) = 0;
-
-  virtual gfx::Rect GetBounds() const = 0;
-
-  // Updates the viewport metrics for the display, returning true if any
-  // metrics have changed.
-  virtual bool UpdateViewportMetrics(
-      const display::ViewportMetrics& metrics) = 0;
-
-  virtual const display::ViewportMetrics& GetViewportMetrics() const = 0;
-
-  virtual bool IsPrimaryDisplay() const = 0;
-
-  // Notifies the PlatformDisplay that a connection to the gpu has been
-  // established.
-  virtual void OnGpuChannelEstablished(
-      scoped_refptr<gpu::GpuChannelHost> gpu_channel) = 0;
-
-  // Overrides factory for testing. Default (NULL) value indicates regular
-  // (non-test) environment.
-  static void set_factory_for_testing(PlatformDisplayFactory* factory) {
-    PlatformDisplay::factory_ = factory;
-  }
-
- private:
-  // Static factory instance (always NULL for non-test).
-  static PlatformDisplayFactory* factory_;
-};
-
-// PlatformDisplay implementation that connects to the services necessary to
-// actually display.
-class DefaultPlatformDisplay : public PlatformDisplay,
+// PlatformDisplay implementation that connects to a PlatformWindow and
+// FrameGenerator for Chrome OS.
+class PlatformDisplayDefault : public PlatformDisplay,
                                public ui::PlatformWindowDelegate,
                                private FrameGeneratorDelegate {
  public:
-  explicit DefaultPlatformDisplay(const PlatformDisplayInitParams& init_params);
-  ~DefaultPlatformDisplay() override;
+  explicit PlatformDisplayDefault(const PlatformDisplayInitParams& init_params);
+  ~PlatformDisplayDefault() override;
 
   // PlatformDisplay:
   void Init(PlatformDisplayDelegate* delegate) override;
   int64_t GetId() const override;
   void SetViewportSize(const gfx::Size& size) override;
   void SetTitle(const base::string16& title) override;
   void SetCapture() override;
   void ReleaseCapture() override;
   void SetCursorById(mojom::Cursor cursor) override;
   void UpdateTextInputState(const ui::TextInputState& state) override;
   void SetImeVisibility(bool visible) override;
   gfx::Rect GetBounds() const override;
   bool UpdateViewportMetrics(const display::ViewportMetrics& metrics) override;
   const display::ViewportMetrics& GetViewportMetrics() const override;
   bool IsPrimaryDisplay() const override;
   void OnGpuChannelEstablished(
       scoped_refptr<gpu::GpuChannelHost> gpu_channel) override;
 
  private:
   // Update the root_location of located events to be relative to the origin
   // of this display. For example, if the origin of this display is (1800, 0)
   // and the location of the event is (100, 200) then the root_location will be
   // updated to be (1900, 200).
+  // TODO(riajiang): This is totally broken with HDPI.
   void UpdateEventRootLocation(ui::LocatedEvent* event);
 
   // ui::PlatformWindowDelegate:
   void OnBoundsChanged(const gfx::Rect& new_bounds) override;
   void OnDamageRect(const gfx::Rect& damaged_region) override;
   void DispatchEvent(ui::Event* event) override;
   void OnCloseRequest() override;
   void OnClosed() override;
   void OnWindowStateChanged(ui::PlatformWindowState new_state) override;
   void OnLostCapture() override;
   void OnAcceleratedWidgetAvailable(gfx::AcceleratedWidget widget,
                                     float device_scale_factor) override;
   void OnAcceleratedWidgetDestroyed() override;
   void OnActivationChanged(bool active) override;
 
   // FrameGeneratorDelegate:
   bool IsInHighContrastMode() override;
 
-  int64_t id_;
+  int64_t display_id_;
 
 #if !defined(OS_ANDROID)
   std::unique_ptr<ui::CursorLoader> cursor_loader_;
 #endif
 
   PlatformDisplayDelegate* delegate_ = nullptr;
   std::unique_ptr<FrameGenerator> frame_generator_;
 
   display::ViewportMetrics metrics_;
   std::unique_ptr<ui::PlatformWindow> platform_window_;
 
-  DISALLOW_COPY_AND_ASSIGN(DefaultPlatformDisplay);
+  DISALLOW_COPY_AND_ASSIGN(PlatformDisplayDefault);
 };
 
 }  // namespace ws
-
 }  // namespace ui
 
-#endif  // SERVICES_UI_WS_PLATFORM_DISPLAY_H_
+#endif  // SERVICES_UI_WS_PLATFORM_DISPLAY_DEFAULT_H_