Closure compile JS files with GYP.

ui/webui/resources/js/compiled_resources.gyp

+# 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.
+{
+  'targets': [
+    {
+      'target_name': 'assert',
+      'includes': ['../../../../third_party/closure_compiler/compile_js.gypi'],
+    },
+    {
+      'target_name': 'cr',
+      'includes': ['../../../../third_party/closure_compiler/compile_js.gypi'],
+    },
+    {
+      'target_name': 'event_tracker',
+      'includes': ['../../../../third_party/closure_compiler/compile_js.gypi'],
+    },
+    {
+      'target_name': 'load_time_data',
+      'includes': ['../../../../third_party/closure_compiler/compile_js.gypi'],
+    },
+    {
+      'target_name': 'util',
+      'variables': {
+        'depends': ['cr.js'],
+        'externs': ['<(CLOSURE_DIR)/externs/chrome_send_externs.js'],
+      },
+      'includes': ['../../../../third_party/closure_compiler/compile_js.gypi'],
+    },
+    {
+      'target_name': 'local_strings',
+      'variables': {
+        'externs': ['template_data_externs.js'],
+      },
+      'includes': ['../../../../third_party/closure_compiler/compile_js.gypi'],
+    },
+    {
+      'target_name': 'parse_html_subset',
+      'variables': {
+        'externs': ['<(CLOSURE_DIR)/externs/pending_compiler_externs.js'],
+      },
+      'includes': ['../../../../third_party/closure_compiler/compile_js.gypi'],
+    },
+    {
+      'target_name': 'i18n_template_no_process',
+      'variables': {
+        'depends': ['load_time_data.js'],
+      },
+      'includes': ['../../../../third_party/closure_compiler/compile_js.gypi'],
+    },
+    {
+      'target_name': 'i18n_template',
+      'includes': ['../../../../third_party/closure_compiler/compile_js.gypi'],
+    },
+    {
+      'target_name': 'i18n_template2',
+      'variables': {
+        'depends': ['load_time_data.js'],
+      },
+      'includes': ['../../../../third_party/closure_compiler/compile_js.gypi'],
+    },
+  ],
+}