Explicitly coerce PostDispatchAction to uint32_t in DispatchEvent()

ui/ozone/platform/egltest/ozone_platform_egltest.cc

 // Copyright 2014 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.
 
 #include "ui/ozone/platform/egltest/ozone_platform_egltest.h"
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/environment.h"
 #include "base/files/file_path.h"
@@ skipping 137 matching lines @@
 bool EgltestWindow::CanDispatchEvent(const ui::PlatformEvent& ne) {
   return true;
 }
 
 uint32_t EgltestWindow::DispatchEvent(const ui::PlatformEvent& native_event) {
   DispatchEventFromNativeUiEvent(
       native_event,
       base::Bind(&PlatformWindowDelegate::DispatchEvent,
                  base::Unretained(delegate_)));
 
-  return ui::POST_DISPATCH_STOP_PROPAGATION;
+  return ui::kPostDispatchStopPropagation;
 }
 
 // EGL surface wrapper for libeglplatform_shim.
 //
 // This just manages the native window lifetime using
 // ShimGetNativeWindow & ShimReleaseNativeWindow.
 class SurfaceOzoneEgltest : public SurfaceOzoneEGL {
  public:
   SurfaceOzoneEgltest(ShimNativeWindowId window_id,
                       LibeglplatformShimLoader* eglplatform_shim)
@@ skipping 208 matching lines @@
 
 }  // namespace
 
 OzonePlatform* CreateOzonePlatformEgltest() {
   OzonePlatformEgltest* platform = new OzonePlatformEgltest;
   platform->Initialize();
   return platform;
 }
 
 }  // namespace ui