Replace Pass() with std::move in ui/ozone

ui/ozone/platform/drm/ozone_platform_gbm.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/drm/ozone_platform_gbm.h"
 
 #include <dlfcn.h>
 #include <fcntl.h>
 #include <gbm.h>
 #include <stdlib.h>
@@ skipping 87 matching lines @@
     return event_factory_ozone_->CreateSystemInputInjector();
   }
   scoped_ptr<PlatformWindow> CreatePlatformWindow(
       PlatformWindowDelegate* delegate,
       const gfx::Rect& bounds) override {
     scoped_ptr<DrmWindowHost> platform_window(
         new DrmWindowHost(delegate, bounds, gpu_platform_support_host_.get(),
                           event_factory_ozone_.get(), cursor_.get(),
                           window_manager_.get(), display_manager_.get()));
     platform_window->Initialize();
-    return platform_window.Pass();
+    return std::move(platform_window);

[spang, 2015/12/16 17:25:32]

Unnecessary move.

[mkollaro, 2015/12/17 12:02:37]

I get an error here without it:

../../../ui/ozone/platform/drm/ozone_platform_gbm.cc:108:12: error: no viable
conversion from returned value of type 'scoped_ptr<ui::DrmWindowHost>' to
function return type 'scoped_ptr<ui::PlatformWindow>'
    return platform_window;

   }
   scoped_ptr<NativeDisplayDelegate> CreateNativeDisplayDelegate() override {
     return make_scoped_ptr(
         new DrmNativeDisplayDelegate(display_manager_.get()));
   }
   base::ScopedFD OpenClientNativePixmapDevice() const override {
 #if defined(USE_VGEM_MAP)
     int vgem_fd = drmOpenWithType("vgem", nullptr, DRM_NODE_RENDER);
     if (vgem_fd < 0) {
       PLOG(ERROR) << "Failed to find vgem device";
@@ skipping 62 matching lines @@
   DISALLOW_COPY_AND_ASSIGN(OzonePlatformGbm);
 };
 
 }  // namespace
 
 OzonePlatform* CreateOzonePlatformGbm() {
   return new OzonePlatformGbm;
 }
 
 }  // namespace ui