Moves around mojo js bindings code

mojo/mojo.gyp

 # Copyright 2013 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.
 
 {
   'target_defaults': {
     'conditions': [
       ['mojo_shell_debug_url != ""', {
         'defines': [
           'MOJO_SHELL_DEBUG=1',
@@ skipping 406 matching lines @@
         'mojo_run_all_unittests',
         'mojo_service_manager',
         'mojo_utility',
       ],
       'includes': [ 'public/bindings/mojom_bindings_generator.gypi' ],
       'sources': [
         'service_manager/service_manager_unittest.cc',
         'service_manager/test.mojom',
       ],
     },
+    {
+      'target_name': 'mojo_js_bindings_lib',
+      'type': 'static_library',
+      'dependencies': [
+        '../base/base.gyp:base',
+        '../gin/gin.gyp:gin',
+        '../v8/tools/gyp/v8.gyp:v8',
+        'mojo_common_lib',
+        'mojo_system',
+      ],
+      'export_dependent_settings': [
+        '../base/base.gyp:base',
+        '../gin/gin.gyp:gin',
+        'mojo_common_lib',
+        'mojo_system',
+      ],
+      'sources': [
+        'bindings/js/core.cc',
+        'bindings/js/core.h',
+        'bindings/js/handle.cc',
+        'bindings/js/handle.h',
+        'bindings/js/support.cc',
+        'bindings/js/support.h',
+        'bindings/js/waiting_callback.cc',
+        'bindings/js/waiting_callback.h',
+      ],
+    },
   ],
   'conditions': [
     ['OS=="android"', {
       'targets': [
         {
           'target_name': 'mojo_native_viewport_java',
           'type': 'none',
           'dependencies': [
             '../base/base.gyp:base_java',
           ],
@@ skipping 63 matching lines @@
             'java_in_dir': '<(DEPTH)/mojo/shell/android/apk',
             'resource_dir': '<(DEPTH)/mojo/shell/android/apk/res',
             'native_lib_target': 'libmojo_shell',
           },
           'includes': [ '../build/java_apk.gypi' ],
         }
       ],
     }],
   ],
 }