Centralize all gbm ozone host IPC

ui/ozone/platform/drm/host/drm_overlay_candidates_host.cc

Index: ui/ozone/platform/drm/host/drm_overlay_candidates_host.cc
diff --git a/ui/ozone/platform/drm/host/drm_overlay_candidates_host.cc b/ui/ozone/platform/drm/host/drm_overlay_candidates_host.cc
index 3ddcffe374b374b861c959b6af4eb620117342c8..a04330d7db2776eb6821fb394c6f21301061836c 100644
--- a/ui/ozone/platform/drm/host/drm_overlay_candidates_host.cc
+++ b/ui/ozone/platform/drm/host/drm_overlay_candidates_host.cc
@@ -1,4 +1,4 @@
-// Copyright 2015 The Chromium Authors. All rights reserved.
+// 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.
 
@@ -10,20 +10,18 @@
 
 #include "ui/gfx/geometry/rect_conversions.h"
 #include "ui/ozone/common/gpu/ozone_gpu_messages.h"
-#include "ui/ozone/platform/drm/host/drm_gpu_platform_support_host.h"
-#include "ui/ozone/platform/drm/host/drm_overlay_manager_core.h"
+#include "ui/ozone/platform/drm/host/drm_overlay_manager.h"
 #include "ui/ozone/platform/drm/host/drm_window_host.h"
 #include "ui/ozone/public/overlay_manager_ozone.h"
 
 namespace ui {
 
 DrmOverlayCandidatesHost::DrmOverlayCandidatesHost(
-    DrmOverlayManagerCore* manager_core,
+    DrmOverlayManager* manager,
     gfx::AcceleratedWidget widget)
-    : overlay_manager_(manager_core), widget_(widget) {}
+    : overlay_manager_(manager), widget_(widget) {}
 
-DrmOverlayCandidatesHost::~DrmOverlayCandidatesHost() {
-}
+DrmOverlayCandidatesHost::~DrmOverlayCandidatesHost() {}
 
 void DrmOverlayCandidatesHost::CheckOverlaySupport(
     OverlaySurfaceCandidateList* candidates) {