Move screen capturers to remoting/capturer.

remoting/capturer/differ.cc

Index: remoting/capturer/differ.cc
diff --git a/remoting/host/differ.cc b/remoting/capturer/differ.cc
similarity index 98%
rename from remoting/host/differ.cc
rename to remoting/capturer/differ.cc
index 582521ced70e3229cc55a2972944cd1d112d3b07..07421cf09a2db8eaebe9da64d0abcdf736ffa5ba 100644
--- a/remoting/host/differ.cc
+++ b/remoting/capturer/differ.cc
@@ -2,10 +2,10 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "remoting/host/differ.h"
+#include "remoting/capturer/differ.h"
 
 #include "base/logging.h"
-#include "remoting/host/differ_block.h"
+#include "remoting/capturer/differ_block.h"
 
 namespace remoting {