Create a new base/message_loop directory and move the message_loop_proxy.

Eventually we'll move all the message loop and message pump classes into this
directory. This leaves a forwarding header to avoid having to update all
includes in this patch.

BUG=

Review URL: https://codereview.chromium.org/13333003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@191422 0039d316-1c4b-4281-b951-d872f2087c98


CrOS-Libchrome-Original-Commit: db9f091c5b80f687d231b8cb13dde2f7e964700b
diff --git a/base/message_loop.cc b/base/message_loop.cc
index f9ecd41..544f1d4 100644
--- a/base/message_loop.cc
+++ b/base/message_loop.cc
@@ -13,7 +13,7 @@
 #include "base/lazy_instance.h"
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
-#include "base/message_loop_proxy_impl.h"
+#include "base/message_loop/message_loop_proxy_impl.h"
 #include "base/message_pump_default.h"
 #include "base/metrics/histogram.h"
 #include "base/metrics/statistics_recorder.h"