Remove duplicate application cpp files in mojo/application.

components/clipboard/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("//third_party/mojo/src/mojo/public/mojo_application.gni")
 
 source_set("lib") {
   sources = [
     "clipboard_application_delegate.cc",
     "clipboard_application_delegate.h",
     "clipboard_standalone_impl.cc",
     "clipboard_standalone_impl.h",
   ]
 
   deps = [
     "//components/clipboard/public/interfaces",
     "//mojo/application/public/cpp",
     "//third_party/mojo/src/mojo/public/cpp/bindings",
   ]
 }
 
 mojo_native_application("clipboard") {
   sources = [
     "main.cc",
   ]
 
   deps = [
     ":lib",
     "//base",
-    "//mojo/application",
-    "//mojo/common",
-    "//mojo/environment:chromium",
-    "//third_party/mojo/src/mojo/public/cpp/bindings",
+    "//mojo/application/public/cpp",
     "//third_party/mojo/src/mojo/public/cpp/bindings:callback",
   ]
 }
 
 mojo_native_application("apptests") {
   output_name = "clipboard_apptests"
 
   testonly = true
 
   sources = [
     "clipboard_apptest.cc",
   ]
 
   deps = [
     "//base",
     "//components/clipboard/public/interfaces",
-    "//mojo/application",
-    "//mojo/application:test_support",
-    "//mojo/common",
-    "//third_party/mojo/src/mojo/public/cpp/bindings",
+    "//mojo/application/public/cpp:test_support",
   ]
 
   data_deps = [ ":clipboard($default_toolchain)" ]
 }