[PoC] Reformat all BUILD.gn and *.gni files with new gn.

mandoline/app/android/BUILD.gn

 # 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.
 
 assert(is_android)
 
 import("//build/config/android/config.gni")
 import("//build/config/android/rules.gni")
 import("//mojo/generate_mojo_shell_assets_list.gni")
 
@@ skipping 83 matching lines @@
   deps = [
     ":copy_mandoline_assets",
   ]
   dir = mandoline_assets_dir
 }
 
 android_library("java") {
   java_files = [ "apk/src/org/chromium/mandoline/MandolineActivity.java" ]
 
   deps = [
+    "//base:base_java",
     "//mojo/runner:java",
-    "//base:base_java",
   ]
 }
 
 generate_jni("jni_headers") {
   sources = [
     "apk/src/org/chromium/mandoline/MandolineActivity.java",
   ]
   jni_package = "mandoline"
 }
 
 android_resources("mandoline_apk_resources") {
   custom_package = "org.chromium.mandoline"
   resource_dirs = [ "apk/res" ]
 }
 
 android_apk("mandoline_apk") {
   apk_name = "Mandoline"
 
   android_manifest = "apk/AndroidManifest.xml"
 
   native_libs = [ "${shlib_prefix}mandoline_runner$shlib_extension" ]
 
   asset_location = mandoline_assets_dir
 
   deps = [
     ":build_mandoline_assets",
     ":copy_mandoline_runner",
     ":java",
     ":mandoline_apk_resources",
+    "//base:base_java",
     "//mojo/runner:java",
     "//mojo/runner:resources",
-    "//base:base_java",
     "//ui/platform_window/android:platform_window_java",
     google_play_services_resources,
   ]
 }