Add Closure compiling instructions for site_list.

chrome/browser/resources/settings/site_settings/compiled_resources.gyp

Index: chrome/browser/resources/settings/site_settings/compiled_resources.gyp
diff --git a/chrome/browser/resources/settings/site_settings/compiled_resources.gyp b/chrome/browser/resources/settings/site_settings/compiled_resources.gyp
index a1d55111ff0557f4663e6caa1d83fc915f1947a9..74b38345b97665b6d2d0cb1066a1fd775468ec00 100644
--- a/chrome/browser/resources/settings/site_settings/compiled_resources.gyp
+++ b/chrome/browser/resources/settings/site_settings/compiled_resources.gyp
@@ -4,6 +4,24 @@
 {
   'targets': [
     {
+      'target_name': 'site_list',
+      'variables': {
+        'depends': [
+          '../../../../../ui/webui/resources/js/compiled_resources.gyp:assert',
+          '../../../../../ui/webui/resources/js/compiled_resources.gyp:cr',
+          '../../../../../ui/webui/resources/js/compiled_resources.gyp:load_time_data',
+          '../prefs/prefs_behavior.js',
+          '../prefs/prefs_types.js',
+          'constants.js',
+          'site_settings_behavior.js',
+        ],
+        'externs': [
+          '../../../../../third_party/closure_compiler/externs/settings_private.js'
+        ],
+      },
+      'includes': ['../../../../../third_party/closure_compiler/compile_js.gypi'],
+    },
+    {
       'target_name': 'site_settings_behavior',
       'variables': {
         'depends': [