exo: Rotate cursor snapshot for rotated displays

ui/display/display.cc

 // Copyright (c) 2012 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/display/display.h"
 
 #include <algorithm>
 
 #include "base/command_line.h"
 #include "base/logging.h"
@@ skipping 85 matching lines @@
   }
 #if defined(USE_AURA)
   SetScaleAndBounds(device_scale_factor_, bounds);
 #endif
 }
 
 Display::Display(const Display& other) = default;
 
 Display::~Display() {}
 
-int Display::RotationAsDegree() const {
-  switch (rotation_) {
+// static
+int Display::RotationAsDegree(Rotation rotation) {
+  switch (rotation) {
     case ROTATE_0:
       return 0;
     case ROTATE_90:
       return 90;
     case ROTATE_180:
       return 180;
     case ROTATE_270:
       return 270;
   }
   NOTREACHED();
   return 0;
 }
 
+int Display::RotationAsDegree() const {
+  return RotationAsDegree(rotation_);
+}
+
 void Display::SetRotationAsDegree(int rotation) {
   switch (rotation) {
     case 0:
       rotation_ = ROTATE_0;
       break;
     case 90:
       rotation_ = ROTATE_90;
       break;
     case 180:
       rotation_ = ROTATE_180;
@@ skipping 83 matching lines @@
   DCHECK_NE(kInvalidDisplayId, display_id);
   return HasInternalDisplay() && internal_display_id_ == display_id;
 }
 
 // static
 bool Display::HasInternalDisplay() {
   return internal_display_id_ != kInvalidDisplayId;
 }
 
 }  // namespace display