More SynchronousInterfacePtr conversion + some related pexe content handler cleanup.

services/http_server/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/public/mojo_application.gni")
 
 mojo_native_application("http_server") {
   sources = [
     "connection.cc",
     "connection.h",
@@ skipping 42 matching lines @@
   deps = [
     "//base",
     "//mojo/application",
     "//mojo/application:test_support",
     "//mojo/data_pipe_utils",
     "//mojo/public/cpp/bindings:callback",
     "//mojo/public/cpp/environment",
     "//mojo/public/cpp/system",
     "//mojo/services/http_server/cpp",
     "//mojo/services/http_server/interfaces",
+    "//mojo/services/http_server/interfaces:interfaces_sync",
     "//mojo/services/network/interfaces",
   ]
 
-  data_deps = [ ":http_server($default_toolchain)" ]
+  data_deps = [
+    ":http_server($default_toolchain)",
+  ]
 }