GN: Format more gn files

build/config/templates/templates.gni

Index: build/config/templates/templates.gni
diff --git a/build/config/templates/templates.gni b/build/config/templates/templates.gni
index ae00fca3aee8625f47d787646ab94fbec04d5437..72d09c0e75cc3eebb7cb1313a3d66894e3fdc8f4 100644
--- a/build/config/templates/templates.gni
+++ b/build/config/templates/templates.gni
@@ -23,25 +23,28 @@ template("file_template") {
     testonly = invoker.testonly
   }
 
-  assert(defined(invoker.input),
-      "The input file must be specified")
-  assert(defined(invoker.output),
-      "The output file must be specified")
+  assert(defined(invoker.input), "The input file must be specified")
+  assert(defined(invoker.output), "The output file must be specified")
   assert(defined(invoker.variables),
-      "The variable used for substitution in templates must be specified")
+         "The variable used for substitution in templates must be specified")
 
   variables = invoker.variables
 
   action(target_name) {
-    if(defined(invoker.visibility)) {
+    if (defined(invoker.visibility)) {
       visibility = invoker.visibility
     }
 
     script = "//build/android/gyp/jinja_template.py"
     depfile = "$target_gen_dir/$target_name.d"
 
-    sources = [ invoker.input ]
-    outputs = [ invoker.output, depfile ]
+    sources = [
+      invoker.input,
+    ]
+    outputs = [
+      invoker.output,
+      depfile,
+    ]
 
     args = [
       "--inputs",
@@ -50,7 +53,7 @@ template("file_template") {
       rebase_path(invoker.output, root_build_dir),
       "--depfile",
       rebase_path(depfile, root_build_dir),
-      "--variables=${variables}"
+      "--variables=${variables}",
     ]
   }
 }