Apply gn format with 'sources' sorting to src/

mojo/android/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/android/rules.gni")
 
 group("android") {
   testonly = true
   deps = [
     ":system_java",
@@ skipping 85 matching lines @@
     "//third_party/mojo/src/mojo/public/interfaces/bindings/tests:test_interfaces_java",
     "//third_party/mojo/src/mojo/public/java:bindings",
     "//third_party/mojo/src/mojo/public/java:system",
   ]
 }
 
 shared_library("mojo_java_unittests") {
   testonly = true
 
   sources = [
+    "javatests/init_library.cc",
     "javatests/mojo_test_case.cc",
     "javatests/mojo_test_case.h",
-    "javatests/init_library.cc",
     "javatests/validation_test_util.cc",
     "javatests/validation_test_util.h",
   ]
 
   deps = [
     ":jni_headers",
     ":libsystem_java",
     ":system_java_jni_headers",
     "//base",
     "//base/test/:test_support",
@@ skipping 13 matching lines @@
     ":mojo_java_unittests",
     ":system_java",
     "//base:base_java",
     "//third_party/mojo/src/mojo/public/java:bindings",
     "//third_party/mojo/src/mojo/public/interfaces/bindings/tests:test_interfaces",
   ]
   native_libs = [ "libmojo_java_unittests.so" ]
   apk_name = "MojoTest"
   android_manifest = "javatests/AndroidManifest.xml"
 }