Include platform.dill files in sdk builds

BUILD.gn

 # Copyright (c) 2016, the Dart project authors.  Please see the AUTHORS file
 # for details. All rights reserved. Use of this source code is governed by a
 # BSD-style license that can be found in the LICENSE file.
 
 import("build/dart_host_toolchain.gni")
 
 # This target will be built if no target is specified when invoking ninja.
 group("default") {
   if (is_fuchsia || is_fuchsia_host) {
     # Fuchsia has run_vm_tests marked testonly.
@@ skipping 93 matching lines @@
     "utils/analysis_server",
   ]
 }
 
 # This is the target that is built on the dart2js build bots.
 # It must depend on anything that is required by the dart2js
 # test suites.
 group("dart2js_bot") {
   deps = [
     ":create_sdk",
-    "utils/compiler:patched_dart2js_sdk",
   ]
 }
 
 group("samples") {
   deps = [
     "runtime/bin:sample_extension",
   ]
 }
 
 # The rules below build a Fuchsia OS image that includes the Dart tree
@@ skipping 75 matching lines @@
       "--output-file",
       rebase_path(output),
       "--build-id-map",
       rebase_path("$target_gen_dir/build_id_map"),
       "--pre-binaries",
       rebase_path(magenta_bootdata),
     ]
     args += read_file(packages_file, "list lines")
   }
 }