Add initial SHM-only Wayland Ozone implementation

ui/ozone/platform/wayland/BUILD.gn

Index: ui/ozone/platform/wayland/BUILD.gn
diff --git a/ui/ozone/platform/wayland/BUILD.gn b/ui/ozone/platform/wayland/BUILD.gn
new file mode 100644
index 0000000000000000000000000000000000000000..98c74a42456f6b0a5aea9ba7931509b7393b2262
--- /dev/null
+++ b/ui/ozone/platform/wayland/BUILD.gn
@@ -0,0 +1,27 @@
+# Copyright 2016 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.
+
+source_set("wayland") {
+  sources = [
+    "client_native_pixmap_factory_wayland.cc",
+    "client_native_pixmap_factory_wayland.h",
+    "ozone_platform_wayland.cc",
+    "ozone_platform_wayland.h",
+    "wayland_display.cc",
+    "wayland_display.h",
+    "wayland_object.h",
+    "wayland_surface_factory.cc",
+    "wayland_surface_factory.h",
+    "wayland_window.cc",
+    "wayland_window.h",
+  ]
+
+  deps = [
+    "//base",
+    "//skia",
+    "//third_party/wayland:wayland_client",
+    "//third_party/wayland-protocols:xdg_shell_protocol",
+    "//ui/ozone:ozone_base",
+  ]
+}