exo: Update cursor on wl_pointer::set_cursor

components/exo/pointer.cc

 // 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.
 
 #include "components/exo/pointer.h"
 
 #include <utility>
 
 #include "ash/public/cpp/shell_window_ids.h"
 #include "cc/output/copy_output_request.h"
@@ skipping 115 matching lines @@
           ->GetPrimaryDisplayContainer(ash::kShellWindowId_MouseCursorContainer)
           ->AddChild(surface_->window());
     }
     cursor_changed = true;
   }
 
   if (hotspot != hotspot_)
     cursor_changed = true;
 
   // Early out if cursor did not change.
-  if (!cursor_changed)
+  if (!cursor_changed) {
+    // Cursor scale or rotation may have changed.
+    UpdateCursor();
     return;
+  }
 
   // If |surface_| is set then asynchronously capture a snapshot of cursor,
   // otherwise cancel pending capture and immediately set the cursor to "none".
   if (surface_) {
     CaptureCursor(hotspot);
   } else {
     cursor_bitmap_.reset();
     cursor_capture_weak_ptr_factory_.InvalidateWeakPtrs();
     UpdateCursor();
   }
@@ skipping 253 matching lines @@
   if (!root_window)
     return;
 
   aura::client::CursorClient* cursor_client =
       aura::client::GetCursorClient(root_window);
   if (cursor_client)
     cursor_client->SetCursor(cursor_);
 }
 
 }  // namespace exo