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

testing/libfuzzer/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.
 
 # LibFuzzer is a LLVM tool for coverage-guided fuzz testing.
 # See http://www.chromium.org/developers/testing/libfuzzer
 #
 # To enable libfuzzer, 'use_libfuzzer' GN option should be set to true.
 
 import("//build/config/features.gni")
@@ skipping 39 matching lines @@
     "//courgette:courgette_lib",
   ]
 }
 
 test("dns_record_fuzzer") {
   sources = [
     "dns_record_fuzzer.cc",
   ]
   deps = [
     ":libfuzzer_main",
+    "//base",
     "//net",
-    "//base",
   ]
 }
 
 test("ftp_ctrl_response_fuzzer") {
   sources = [
     "ftp_ctrl_response_fuzzer.cc",
   ]
   deps = [
     ":libfuzzer_main",
+    "//base",
     "//net",
-    "//base",
   ]
 }
 
 test("ftp_directory_listing_fuzzer") {
   sources = [
     "ftp_directory_listing_fuzzer.cc",
   ]
   deps = [
     ":libfuzzer_main",
+    "//base",
     "//net",
-    "//base",
   ]
 }
 
 test("language_detection_fuzzer") {
   sources = [
     "language_detection_fuzzer.cc",
   ]
   deps = [
     ":libfuzzer_main",
     "//base",
@@ skipping 99 matching lines @@
 
 test("vp9_parser_fuzzer") {
   sources = [
     "vp9_parser_fuzzer.cc",
   ]
   deps = [
     ":libfuzzer_main",
     "//media",
   ]
 }