Run gn --format over all .gn files

chrome/test/android/BUILD.gn

Index: chrome/test/android/BUILD.gn
diff --git a/chrome/test/android/BUILD.gn b/chrome/test/android/BUILD.gn
index 1f659107f72617fdcedba65e94cf8491abdad299..67b3f4d0daaffa9aae09d76f8fdc6a7874d837bd 100644
--- a/chrome/test/android/BUILD.gn
+++ b/chrome/test/android/BUILD.gn
@@ -22,11 +22,11 @@ android_library("chrome_java_test_support") {
     "//content/public/test/android:content_java_test_support",
     "//net/android:net_java",
     "//net/android:net_java_test_support",
-    "//sync/android:sync_java",
     "//sync:sync_java_test_support",
+    "//sync/android:sync_java",
     "//testing/android/reporter:reporter_java",
-    "//third_party/android_tools:android_support_v7_appcompat_java",
     "//third_party/android_tools:android_support_v13_java",
+    "//third_party/android_tools:android_support_v7_appcompat_java",
     "//third_party/android_tools:legacy_http_javalib",
     "//third_party/jsr-305:jsr_305_javalib",
     "//ui/android:ui_java",