[mutter] backend/native: Remove leftover stage view checks

[Georges Basile Stavracas Neto <gbsneto src gnome org>]

commit 7226c5c7bfb8fbad87db7a4931af8bddc43bd871
Author: Jonas Ådahl <jadahl gmail com>
Date:   Tue Dec 4 14:55:05 2018 +0100

    backend/native: Remove leftover stage view checks
    
    We haven't supported disabling stage views in the native backend since
    
    commit 70edc7dda48b57ead25f159243ee131e99bd7956
    Author: Jonas Ådahl <jadahl gmail com>
    Date:   Mon Jul 24 12:31:32 2017 +0800
    
        backends/native: Stop supporting stage views being disabled
    
    There were still some left over checks; lets remove them.
    
    https://gitlab.gnome.org/GNOME/mutter/merge_requests/343

 src/backends/native/meta-crtc-kms.c            |  3 +--
 src/backends/native/meta-monitor-manager-kms.c | 13 +------------
 src/backends/native/meta-renderer-native.c     |  8 --------
 3 files changed, 2 insertions(+), 22 deletions(-)
---
diff --git a/src/backends/native/meta-crtc-kms.c b/src/backends/native/meta-crtc-kms.c
index 523ea6ccc..b78e09d43 100644
--- a/src/backends/native/meta-crtc-kms.c
+++ b/src/backends/native/meta-crtc-kms.c
@@ -447,8 +447,7 @@ meta_create_kms_crtc (MetaGpuKms   *gpu_kms,
   crtc->rect.height = drm_crtc->height;
   crtc->is_dirty = FALSE;
   crtc->transform = META_MONITOR_TRANSFORM_NORMAL;
-  crtc->all_transforms = meta_is_stage_views_enabled () ?
-    ALL_TRANSFORMS_MASK : META_MONITOR_TRANSFORM_NORMAL;
+  crtc->all_transforms = ALL_TRANSFORMS_MASK;
 
   if (drm_crtc->mode_valid)
     {
diff --git a/src/backends/native/meta-monitor-manager-kms.c b/src/backends/native/meta-monitor-manager-kms.c
index 48b2d374d..1c4c98360 100644
--- a/src/backends/native/meta-monitor-manager-kms.c
+++ b/src/backends/native/meta-monitor-manager-kms.c
@@ -550,15 +550,7 @@ meta_monitor_manager_kms_get_max_screen_size (MetaMonitorManager *manager,
                                               int                *max_width,
                                               int                *max_height)
 {
-  MetaMonitorManagerKms *manager_kms = META_MONITOR_MANAGER_KMS (manager);
-
-  if (meta_is_stage_views_enabled ())
-    return FALSE;
-
-  meta_gpu_kms_get_max_buffer_size (manager_kms->primary_gpu,
-                                    max_width, max_height);
-
-  return TRUE;
+  return FALSE;
 }
 
 static MetaLogicalMonitorLayoutMode
@@ -567,9 +559,6 @@ meta_monitor_manager_kms_get_default_layout_mode (MetaMonitorManager *manager)
   MetaBackend *backend = meta_monitor_manager_get_backend (manager);
   MetaSettings *settings = meta_backend_get_settings (backend);
 
-  if (!meta_is_stage_views_enabled ())
-    return META_LOGICAL_MONITOR_LAYOUT_MODE_PHYSICAL;
-
   if (meta_settings_is_experimental_feature_enabled (
         settings,
         META_EXPERIMENTAL_FEATURE_SCALE_MONITOR_FRAMEBUFFER))
diff --git a/src/backends/native/meta-renderer-native.c b/src/backends/native/meta-renderer-native.c
index 04d325db2..e2e977f8d 100644
--- a/src/backends/native/meta-renderer-native.c
+++ b/src/backends/native/meta-renderer-native.c
@@ -3424,14 +3424,6 @@ create_renderer_gpu_data_egl_device (MetaRendererNative  *renderer_native,
   EGLDisplay egl_display;
   MetaRendererNativeGpuData *renderer_gpu_data;
 
-  if (!meta_is_stage_views_enabled())
-    {
-      g_set_error (error, G_IO_ERROR,
-                   G_IO_ERROR_FAILED,
-                   "EGLDevice requires stage views enabled");
-      return NULL;
-    }
-
   primary_gpu = meta_monitor_manager_kms_get_primary_gpu (monitor_manager_kms);
   if (gpu_kms != primary_gpu)
     {