Use VP8 over PseudoTCP by default.

remoting/host/capturer_linux.cc

 // Copyright (c) 2010 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.
 
 #include "remoting/host/capturer_linux.h"
 
 #include <X11/Xlib.h>
 #include <X11/Xutil.h>
 #include <X11/extensions/Xdamage.h>
 
@@ skipping 321 matching lines @@
       uint32_t b =
           (((pixel & image->blue_mask) >> blue_shift) * max_green) / 255;
 
       // Write as 32-bit RGB.
       *dst_pos = r << 16 | g << 8 | b;
       dst_pos++;
     }
   }
 }
 
+// static
+Capturer* Capturer::Create(MessageLoop* message_loop) {
+  return new CapturerLinux(message_loop);
+}
+
 }  // namespace remoting