gn format everything.

third_party/zlib/BUILD.gn

 # Copyright (c) 2013 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.
 
 config("zlib_config") {
   include_dirs = [ "." ]
 }
 
 static_library("zlib_x86_simd") {
   if (!is_ios && (current_cpu == "x86" || current_cpu == "x64")) {
@@ skipping 11 matching lines @@
     sources = [
       "simd_stub.c",
     ]
   }
 
   configs -= [ "//build/config/compiler:chromium_code" ]
   configs += [ "//build/config/compiler:no_chromium_code" ]
 }
 
 config("zlib_warnings") {
-  if (is_clang && !is_ios &&
-      (current_cpu == "x86" || current_cpu == "x64")) {
+  if (is_clang && !is_ios && (current_cpu == "x86" || current_cpu == "x64")) {
     cflags = [ "-Wno-incompatible-pointer-types" ]
   }
 }
 
 static_library("zlib") {
   if (!is_win) {
     # Don't stomp on "libzlib" on other platforms.
     output_name = "chrome_zlib"
   }
 
@@ skipping 99 matching lines @@
     "google/zip_internal.cc",
     "google/zip_internal.h",
     "google/zip_reader.cc",
     "google/zip_reader.h",
   ]
   deps = [
     ":minizip",
     "//base",
   ]
 }