Fix high-DPI on Windows to make use of DIP scaling in WebKit.

content/browser/renderer_host/render_widget_host_view_win.h

 // Copyright (c) 2012 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 CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_WIN_H_
 #define CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_WIN_H_
 
 #include <atlbase.h>
 #include <atlapp.h>
 #include <atlcrack.h>
@@ skipping 30 matching lines @@
 }
 
 namespace IPC {
 class Message;
 }
 
 namespace ui {
 class ViewProp;
 }
 
+namespace WebKit {
+struct WebScreenInfo;
+}
+
 namespace content {
 class BackingStore;
 class RenderWidgetHost;
 class WebTouchState;
 
 typedef CWinTraits<WS_CHILD | WS_CLIPCHILDREN | WS_CLIPSIBLINGS, 0>
     RenderWidgetHostHWNDTraits;
 
 CONTENT_EXPORT extern const wchar_t kRenderWidgetHostHWNDClass[];
 
@@ skipping 141 matching lines @@
       const gfx::Size& dst_size,
       const base::Callback<void(bool)>& callback,
       skia::PlatformBitmap* output) OVERRIDE;
   virtual void OnAcceleratedCompositingStateChange() OVERRIDE;
   virtual void ProcessAckedTouchEvent(const WebKit::WebTouchEvent& touch,
                                       InputEventAckState ack_result) OVERRIDE;
   virtual void SetHasHorizontalScrollbar(
       bool has_horizontal_scrollbar) OVERRIDE;
   virtual void SetScrollOffsetPinning(
       bool is_pinned_to_left, bool is_pinned_to_right) OVERRIDE;
+  virtual void GetScreenInfo(WebKit::WebScreenInfo* results) OVERRIDE;
   virtual gfx::Rect GetBoundsInRootWindow() OVERRIDE;
   virtual gfx::GLSurfaceHandle GetCompositingSurface() OVERRIDE;
   virtual void AcceleratedSurfaceBuffersSwapped(
       const GpuHostMsg_AcceleratedSurfaceBuffersSwapped_Params& params,
       int gpu_host_id) OVERRIDE;
   virtual void AcceleratedSurfacePostSubBuffer(
       const GpuHostMsg_AcceleratedSurfacePostSubBuffer_Params& params,
       int gpu_host_id) OVERRIDE;
   virtual void AcceleratedSurfaceSuspend() OVERRIDE;
   virtual bool HasAcceleratedSurface(const gfx::Size& desired_size) OVERRIDE;
@@ skipping 184 matching lines @@
   LRESULT OnQueryCharPosition(IMECHARPOSITION* position);
 
   // Sets the appropriate mode for raw-touches or gestures. Currently touch mode
   // will only take effect on Win7+.
   void UpdateDesiredTouchMode();
 
   // Configures the enable/disable state of |ime_input_| to match with the
   // current |text_input_type_|.
   void UpdateIMEState();
 
+  // Returns bounds of the view in pixels.
+  gfx::Rect GetPixelBounds() const;
+
   // Sets the appropriate input scope for given |text_input_type| if TSF-aware
   // is not required. Does nothing if TSF-aware is required (and TSF text store
   // is responsible for managing input scope). Currently input scope will only
   // take effect on Vista+.
   void UpdateInputScopeIfNecessary(ui::TextInputType text_input_type);
 
   // The associated Model.  While |this| is being Destroyed,
   // |render_widget_host_| is NULL and the Windows message loop is run one last
   // time. Message handlers must check for a NULL |render_widget_host_|.
   RenderWidgetHostImpl* render_widget_host_;
@@ skipping 139 matching lines @@
   bool touch_events_enabled_;
 
   scoped_ptr<ui::GestureRecognizer> gesture_recognizer_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderWidgetHostViewWin);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_WIN_H_