private static void setupDependencies()
        {
            // Setup the resolver using reflection as the module may not be
            // available at compile time.
            Type playServicesSupport = Google.VersionHandler.FindClass(
                "Google.JarResolver",
                "Google.JarResolver.PlayServicesSupport");

            if (playServicesSupport == null)
            {
                return;
            }

            object svcSupport = Google.VersionHandler.InvokeStaticMethod(
                playServicesSupport,
                "CreateInstance",
                new object[] {
                "FacebookUnitySDK",
                EditorPrefs.GetString("AndroidSdkRoot"),
                "ProjectSettings"
            });

            // com.android.support:support-v4
            Google.VersionHandler.InvokeInstanceMethod(
                svcSupport,
                "DependOn",
                new object[] {
                "com.android.support",
                "support-v4",
                "25.3.1"
            },
                namedArgs: new Dictionary <string, object>()
            {
                {
                    "packageIds",
                    new string[] {
                        "extra-android-m2repository"
                    }
                }
            });

            AndroidSupportLibraryResolver.addSupportLibraryDependency(svcSupport, "support-v4", "25.3.1");
            AndroidSupportLibraryResolver.addSupportLibraryDependency(svcSupport, "appcompat-v7", "25.3.1");
            AndroidSupportLibraryResolver.addSupportLibraryDependency(svcSupport, "cardview-v7", "25.3.1");
            AndroidSupportLibraryResolver.addSupportLibraryDependency(svcSupport, "customtabs", "25.3.1");
        }
 static AndroidSupportLibraryResolver()
 {
     AndroidSupportLibraryResolver.setupDependencies();
 }