exo: Add drm support to motion_events.

components/exo/wayland/BUILD.gn

 # Copyright 2015 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.
 
 import("//build/config/linux/pkg_config.gni")
 import("//build/config/ui.gni")
+import("//ui/ozone/ozone.gni")
 
 if (use_xkbcommon) {
   pkg_config("xkbcommon") {
     packages = [ "xkbcommon" ]
   }
 }
 
 if (use_ozone) {
   pkg_config("libdrm") {
     packages = [ "libdrm" ]
@@ skipping 66 matching lines @@
 
 executable("wayland_motion_events") {
   sources = [
     "clients/motion_events.cc",
   ]
 
   deps = [
     "//base",
     "//skia",
     "//third_party/wayland:wayland_client",
+    "//third_party/wayland-protocols:linux_dmabuf_protocol",
+    "//ui/gfx/geometry",
+    "//ui/gl",
+    "//ui/gl/init",
   ]
+
+  if (ozone_platform_gbm) {
+    configs += [
+      ":libdrm",
+      "//ui/gl:gl_config",
+    ]
+    defines = [ "OZONE_PLATFORM_GBM" ]
+    deps += [ "//third_party/minigbm" ]
+  }
 }