Implement an infrastructure of Blink-in-JS

Source/core/core_generated.gyp

Index: Source/core/core_generated.gyp
diff --git a/Source/core/core_generated.gyp b/Source/core/core_generated.gyp
index 4140de0ce7b3ca71bf26e09983312a767f0039f5..74dc51a2801821c47bb5ede33952fddc98546bd8 100644
--- a/Source/core/core_generated.gyp
+++ b/Source/core/core_generated.gyp
@@ -144,6 +144,29 @@
       ],
       'actions': [
         {
+          'action_name': 'generatePrivateScript',
+          # FIXME: The implementation of Blink-in-JS is not yet mature.
+          # You can use Blink-in-JS in your local experiment, but don't ship it.
+          # crbug.com/341031
+          'private_script_files': [
+             '../bindings/v8/PrivateScriptController.js',
+             '../bindings/v8/PrivateScriptTest.js',
+          ],
+          'inputs': [
+             '../build/scripts/make_private_script_source.py',
+             '<@(_private_script_files)',
+           ],
+           'outputs': [
+             '<(blink_core_output_dir)/PrivateScriptSources.h',
+           ],
+           'action': [
+             'python',
+             '../build/scripts/make_private_script_source.py',
+             '<@(_outputs)',
+             '<@(_private_script_files)'
+           ],
+        },
+        {
           'action_name': 'generateXMLViewerCSS',
           'inputs': [
             'xml/XMLViewer.css',