Adds support for mojo apps to live in their own directory

mojo/runner/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("//build/config/ui.gni")
 import("//third_party/mojo/src/mojo/public/mojo.gni")
 import("//third_party/mojo/src/mojo/public/mojo_application.gni")
 import("//third_party/mojo/src/mojo/public/tools/bindings/mojom.gni")
 import("//testing/test.gni")
 
@@ skipping 77 matching lines @@
 }
 
 source_set("lib") {
   sources = [
     "child_process.cc",
     "child_process.h",
     "child_process_host.cc",
     "child_process_host.h",
     "context.cc",
     "context.h",
-    "filename_util.cc",
-    "filename_util.h",
     "init.cc",
     "init.h",
     "out_of_process_native_runner.cc",
     "out_of_process_native_runner.h",
     "task_runners.cc",
     "task_runners.h",
     "url_resolver.cc",
     "url_resolver.h",
   ]
 
   deps = [
     ":child_process_bindings",
     ":in_process_native_runner",
     ":native_application_support",
     "//base",
     "//base/third_party/dynamic_annotations",
     "//base:base_static",
     "//mojo/application",
     "//mojo/common",
     "//mojo/common:tracing_impl",
+    "//mojo/util:filename_util",
     "//third_party/mojo/src/mojo/edk/system",
     "//third_party/mojo/src/mojo/public/cpp/bindings",
     "//third_party/mojo/src/mojo/public/interfaces/application",
     "//mojo/services/network/public/interfaces",
     "//mojo/shell",
     "//mojo/services/tracing:bindings",
     "//ui/gl",
     "//url",
   ]
 
@@ skipping 218 matching lines @@
     "shell_test_main.cc",
     "url_resolver_unittest.cc",
   ]
 
   deps = [
     ":in_process_native_runner",
     ":lib",
     "//base",
     "//base:i18n",
     "//base/test:test_support",
-    "//testing/gtest",
-    "//url",
     "//mojo/common",
-    "//third_party/mojo/src/mojo/edk/system",
     "//mojo/environment:chromium",
-    "//third_party/mojo/src/mojo/public/cpp/bindings",
     "//mojo/services/test_service:bindings",
     "//mojo/shell",
+    "//mojo/util:filename_util",
+    "//testing/gtest",
+    "//third_party/mojo/src/mojo/edk/system",
+    "//third_party/mojo/src/mojo/public/cpp/bindings",
+    "//url",
   ]
 
   datadeps = [
     "//mojo/services/test_service:test_app",
     "//mojo/services/test_service:test_request_tracker_app",
   ]
 
   if (is_android) {
     sources += [ "android/background_application_loader_unittest.cc" ]
 
@@ skipping 29 matching lines @@
     #"//mojo/services/http_server/public/interfaces",
     "//mojo/services/network/public/interfaces",
 
     "//third_party/mojo/src/mojo/public/cpp/bindings:callback",
     "//third_party/mojo/src/mojo/public/cpp/environment",
     "//third_party/mojo/src/mojo/public/cpp/system:system",
   ]
 
   #data_deps = [ "//services/http_server:http_server($default_toolchain)" ]
 }