gn format everything.

third_party/WebKit/public/BUILD.gn

Index: third_party/WebKit/public/BUILD.gn
diff --git a/third_party/WebKit/public/BUILD.gn b/third_party/WebKit/public/BUILD.gn
index 73aefaf25e6ae02af0e5d09015ba64db418f7c21..f3f5115143341294a4abf8021074d315cb950ea4 100644
--- a/third_party/WebKit/public/BUILD.gn
+++ b/third_party/WebKit/public/BUILD.gn
@@ -6,10 +6,9 @@ import("//third_party/WebKit/Source/config.gni")
 import("//tools/grit/grit_rule.gni")
 
 blink_headers_values = exec_script("//build/gypi_to_gn.py",
-                                  [ rebase_path("blink_headers.gypi") ],
+                                   [ rebase_path("blink_headers.gypi") ],
                                    "scope",
-                                  [ "blink_headers.gypi" ])
-
+                                   [ "blink_headers.gypi" ])
 
 if (is_android) {
   import("//build/config/android/rules.gni")
@@ -84,9 +83,9 @@ if (is_android) {
   # GYP version: WebKit/public/blink_headers.gyp:web_text_input_type
   java_cpp_enum("blink_headers_java_enums_srcjar") {
     sources = [
+      "./platform/WebDisplayMode.h",
       "./web/WebInputEvent.h",
       "./web/WebTextInputType.h",
-      "./platform/WebDisplayMode.h",
     ]
     outputs = [
       "org/chromium/blink_public/platform/WebDisplayMode.java",
@@ -98,9 +97,7 @@ if (is_android) {
 
   # GYP version: WebKit/public/blink_headers.gyp:blink_headers_java
   android_library("blink_headers_java") {
-    srcjar_deps = [
-      ":blink_headers_java_enums_srcjar",
-    ]
+    srcjar_deps = [ ":blink_headers_java_enums_srcjar" ]
   }
 }
 
@@ -109,8 +106,10 @@ if (is_android) {
 source_set("blink_headers") {
   public_configs = [
     ":blink_headers_config",
+
     # Blink exposes icu headers in the public API.
     "//third_party/icu:icu_config",
+
     # Blink exposes NPAPI headers in the public API.
     "//third_party/npapi:npapi_config",
   ]