[GCM] Initial work to set up directory structure and introduce socket integration

google_apis/gcm/gcm.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.
+
+{
+  'variables': {
+    'chromium_code': 1,
+  },
+
+  'includes': [
+    'gcm_tests.gypi',
+  ],
+
+  'targets': [
+    # The public GCM shared library target.
+    {
+      'target_name': 'gcm',
+      'type': 'shared_library',
+      'variables': { 'enable_wexit_time_destructors': 1, },
+      'include_dirs': [
+        '../..',
+      ],
+      'defines': [
+        'GCM_IMPLEMENTATION',
+      ],
+      'dependencies': [
+        '../../base/base.gyp:base',
+        '../../net/net.gyp:net',
+        '../../url/url.gyp:url_lib',
+        '../../third_party/protobuf/protobuf.gyp:protobuf_lite'
+      ],
+      'sources': [
+        'base/socket_stream.h',
+        'base/socket_stream.cc',
+      ],
+    },
+  ],
+}