Work on blink GN bindings

Source/bindings/core/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_core_v8_output_dir = "$bindings_output_dir/core/v8"
+
+if (is_win && is_official_build) {
+  bindings_core_generated_aggregate_files = [
+    "$bindings_core_v8_output_dir/V8GeneratedCoreBindings.cpp",
+  ]
+} else {
+  bindings_core_generated_aggregate_files = [
+    "$bindings_core_v8_output_dir/V8GeneratedCoreBindings01.cpp",
+    "$bindings_core_v8_output_dir/V8GeneratedCoreBindings02.cpp",
+    "$bindings_core_v8_output_dir/V8GeneratedCoreBindings03.cpp",
+    "$bindings_core_v8_output_dir/V8GeneratedCoreBindings04.cpp",
+    "$bindings_core_v8_output_dir/V8GeneratedCoreBindings05.cpp",
+    "$bindings_core_v8_output_dir/V8GeneratedCoreBindings06.cpp",
+    "$bindings_core_v8_output_dir/V8GeneratedCoreBindings07.cpp",
+    "$bindings_core_v8_output_dir/V8GeneratedCoreBindings08.cpp",
+    "$bindings_core_v8_output_dir/V8GeneratedCoreBindings09.cpp",
+    "$bindings_core_v8_output_dir/V8GeneratedCoreBindings10.cpp",
+    "$bindings_core_v8_output_dir/V8GeneratedCoreBindings11.cpp",
+    "$bindings_core_v8_output_dir/V8GeneratedCoreBindings12.cpp",
+    "$bindings_core_v8_output_dir/V8GeneratedCoreBindings13.cpp",
+    "$bindings_core_v8_output_dir/V8GeneratedCoreBindings14.cpp",
+    "$bindings_core_v8_output_dir/V8GeneratedCoreBindings15.cpp",
+    "$bindings_core_v8_output_dir/V8GeneratedCoreBindings16.cpp",
+    "$bindings_core_v8_output_dir/V8GeneratedCoreBindings17.cpp",
+    "$bindings_core_v8_output_dir/V8GeneratedCoreBindings18.cpp",
+    "$bindings_core_v8_output_dir/V8GeneratedCoreBindings19.cpp",
+  ]
+}