Remove dependency on Skia from chromoting client.

remoting/host/mouse_clamping_filter.cc

Index: remoting/host/mouse_clamping_filter.cc
diff --git a/remoting/host/mouse_clamping_filter.cc b/remoting/host/mouse_clamping_filter.cc
index db01c103b2aa0372647985c642ce745ff3b3ae48..91462fa307f1a88dd8edeafcee35f553f60b3c50 100644
--- a/remoting/host/mouse_clamping_filter.cc
+++ b/remoting/host/mouse_clamping_filter.cc
@@ -24,8 +24,9 @@ void MouseClampingFilter::ProcessVideoPacket(
   // Configure the MouseInputFilter to clamp to the video dimensions.
   if (video_packet->format().has_screen_width() &&
       video_packet->format().has_screen_height()) {
-    SkISize screen_size = SkISize::Make(video_packet->format().screen_width(),
-                                        video_packet->format().screen_height());
+    webrtc::DesktopSize screen_size =
+        webrtc::DesktopSize(video_packet->format().screen_width(),
+                            video_packet->format().screen_height());
     input_filter_.set_input_size(screen_size);
     input_filter_.set_output_size(screen_size);
   }