gn format //third_party

third_party/libpng/BUILD.gn

Index: third_party/libpng/BUILD.gn
diff --git a/third_party/libpng/BUILD.gn b/third_party/libpng/BUILD.gn
index d4aaf182a9ea16c727815b7c1f2a164657a4e570..488ef4367f8264762257ce5bc8906cc48a2ecfac 100644
--- a/third_party/libpng/BUILD.gn
+++ b/third_party/libpng/BUILD.gn
@@ -3,9 +3,7 @@
 # found in the LICENSE file.
 
 config("libpng_config") {
-  include_dirs = [
-    ".",
-  ]
+  include_dirs = [ "." ]
 
   defines = [
     "CHROME_PNG_WRITE_SUPPORT",
@@ -14,9 +12,7 @@ config("libpng_config") {
 
   if (is_android) {
     #'toolsets': ['target', 'host'],
-    defines += [
-      "CHROME_PNG_READ_PACK_SUPPORT",  # Required by freetype.
-    ]
+    defines += [ "CHROME_PNG_READ_PACK_SUPPORT" ]  # Required by freetype.
   }
 
   if (is_win) {
@@ -30,7 +26,7 @@ config("libpng_config") {
 }
 
 source_set("libpng_sources") {
-  sources =  [
+  sources = [
     "png.c",
     "png.h",
     "pngconf.h",
@@ -66,15 +62,21 @@ source_set("libpng_sources") {
 
   public_configs = [ ":libpng_config" ]
 
-  public_deps = [ "//third_party/zlib" ]
+  public_deps = [
+    "//third_party/zlib",
+  ]
 }
 
 if (is_win) {
   component("libpng") {
-    public_deps = [ ":libpng_sources" ]
+    public_deps = [
+      ":libpng_sources",
+    ]
   }
 } else {
   group("libpng") {
-    public_deps = [ ":libpng_sources" ]
+    public_deps = [
+      ":libpng_sources",
+    ]
   }
 }