Remove duplicate application cpp files in mojo/application.

mojo/mojo_shell.gyp

 # Copyright 2015 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.
 
 {
   'targets': [{
     'target_name': 'mojo_shell_lib',
     'type': 'static_library',
     'sources': [
       'shell/application_loader.h',
@@ skipping 36 matching lines @@
     'target_name': 'mojo_shell_unittests',
     'type': 'executable',
     'sources': [
       'shell/application_manager_unittest.cc',
       'shell/query_util_unittest.cc',
     ],
     'dependencies': [
       '<(DEPTH)/mojo/mojo_shell.gyp:mojo_shell_lib',
       '<(DEPTH)/mojo/mojo_shell.gyp:mojo_shell_test_bindings',
       '<(DEPTH)/base/base.gyp:base',
-      '<(DEPTH)/mojo/mojo_base.gyp:mojo_application_chromium',
+      '<(DEPTH)/mojo/mojo_base.gyp:mojo_application_base',
       '<(DEPTH)/mojo/mojo_base.gyp:mojo_common_lib',
       '<(DEPTH)/mojo/mojo_base.gyp:mojo_environment_chromium',
       '<(DEPTH)/mojo/mojo_base.gyp:mojo_url_type_converters',
       '<(DEPTH)/third_party/mojo/mojo_edk.gyp:mojo_run_all_unittests',
       '<(DEPTH)/third_party/mojo/mojo_public.gyp:mojo_application_base',
       '<(DEPTH)/third_party/mojo/mojo_public.gyp:mojo_cpp_bindings',
       '<(DEPTH)/testing/gtest.gyp:gtest',
       '<(DEPTH)/url/url.gyp:url_lib',
     ]
   }, {
     'target_name': 'mojo_shell_test_bindings',
     'type': 'static_library',
     'variables': {
       'mojom_files': [
         'shell/test.mojom',
       ],
     },
     'includes': [
       '../third_party/mojo/mojom_bindings_generator_explicit.gypi',
     ],
   }],
 }