Use webrtc::DesktopCapturer for screen capturer implementation.

remoting/host/screen_resolution.h

 // Copyright (c) 2013 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 REMOTING_HOST_SCREEN_RESOLUTION_H_
 #define REMOTING_HOST_SCREEN_RESOLUTION_H_
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
-#include "third_party/skia/include/core/SkPoint.h"
-#include "third_party/skia/include/core/SkSize.h"
+#include "third_party/webrtc/modules/desktop_capture/desktop_geometry.h"
 
 namespace remoting {
 
 // Describes a screen's dimensions and DPI.
 class ScreenResolution {
  public:
   ScreenResolution();
-
-  ScreenResolution(const SkISize& dimensions, const SkIPoint& dpi);
+  ScreenResolution(const webrtc::DesktopSize& dimensions,
+                   const webrtc::DesktopVector& dpi);
 
   // Returns the screen dimensions scaled according to the passed |new_dpi|.
-  SkISize ScaleDimensionsToDpi(const SkIPoint& new_dpi) const;
+  webrtc::DesktopSize ScaleDimensionsToDpi(
+      const webrtc::DesktopVector& new_dpi) const;
+
+  // Dimensions of the screen in pixels.
+  const webrtc::DesktopSize& dimensions() const { return dimensions_; }
+
+  // The vertical and horizontal DPI of the screen.
+  const webrtc::DesktopVector& dpi() const { return dpi_; }
 
   // Returns true if |dimensions_| specifies an empty rectangle or when
   // IsValid() returns false.
   bool IsEmpty() const;
 
-  // Returns true if both |dimensions_| and |dpi_| are valid. |dimensions_|
-  // specifying an empty rectangle is considered to be valid.
-  bool IsValid() const;
-
-  // Dimensions of the screen in pixels.
-  SkISize dimensions_;
-
-  // The vertical and horizontal DPI of the screen.
-  SkIPoint dpi_;
+ private:
+  webrtc::DesktopSize dimensions_;
+  webrtc::DesktopVector dpi_;
 };
 
 }  // namespace remoting
 
 #endif  // REMOTING_HOST_SCREEN_RESOLUTION_H_