Convert view manager to surfaces with uploading shim in client lib

mojo/services/public/cpp/surfaces/BUILD.gn

 # Copyright 2014 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.
 
 import("//mojo/system.gni")
 
 # GYP version: mojo/mojo_services.gypi:mojo_surfaces_lib
 component("surfaces") {
   output_name = "mojo_surfaces_lib"
 
@@ skipping 12 matching lines @@
     "//mojo/services/public/cpp/geometry",
     "//ui/gfx",
   ]
 
   defines = [
     "MOJO_SURFACES_IMPLEMENTATION",
   ]
 
   sources = [
     "lib/surfaces_type_converters.cc",
+    "lib/surfaces_utils.cc",
+    "mojo_surfaces_export.h",
     "surfaces_type_converters.h",
-    "mojo_surfaces_export.h",
+    "surfaces_utils.h",
   ]
 }