Work on blink GN bindings

Source/bindings/modules/v8/generated.gni

+# 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("//third_party/WebKit/Source/bindings/bindings.gni")
+
+bindings_modules_v8_output_dir = "$bindings_output_dir/modules/v8"
+
+if (is_win && is_official_build) {
+  bindings_modules_generated_aggregate_files = [
+    "$bindings_modules_v8_output_dir/V8GeneratedModulesBindings.cpp",
+  ]
+} else {
+  bindings_modules_generated_aggregate_files = [
+    "$bindings_modules_v8_output_dir/V8GeneratedModulesBindings01.cpp",
+    "$bindings_modules_v8_output_dir/V8GeneratedModulesBindings02.cpp",
+    "$bindings_modules_v8_output_dir/V8GeneratedModulesBindings03.cpp",
+    "$bindings_modules_v8_output_dir/V8GeneratedModulesBindings04.cpp",
+    "$bindings_modules_v8_output_dir/V8GeneratedModulesBindings05.cpp",
+    "$bindings_modules_v8_output_dir/V8GeneratedModulesBindings06.cpp",
+    "$bindings_modules_v8_output_dir/V8GeneratedModulesBindings07.cpp",
+    "$bindings_modules_v8_output_dir/V8GeneratedModulesBindings08.cpp",
+    "$bindings_modules_v8_output_dir/V8GeneratedModulesBindings09.cpp",
+    "$bindings_modules_v8_output_dir/V8GeneratedModulesBindings10.cpp",
+    "$bindings_modules_v8_output_dir/V8GeneratedModulesBindings11.cpp",
+    "$bindings_modules_v8_output_dir/V8GeneratedModulesBindings12.cpp",
+    "$bindings_modules_v8_output_dir/V8GeneratedModulesBindings13.cpp",
+    "$bindings_modules_v8_output_dir/V8GeneratedModulesBindings14.cpp",
+    "$bindings_modules_v8_output_dir/V8GeneratedModulesBindings15.cpp",
+    "$bindings_modules_v8_output_dir/V8GeneratedModulesBindings16.cpp",
+    "$bindings_modules_v8_output_dir/V8GeneratedModulesBindings17.cpp",
+    "$bindings_modules_v8_output_dir/V8GeneratedModulesBindings18.cpp",
+    "$bindings_modules_v8_output_dir/V8GeneratedModulesBindings19.cpp",
+  ]
+}