gn/linux: warnings as errors, turn on Wextra

content/common/cursors/webcursor_ozone.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 "content/common/cursors/webcursor.h"
 
 #include "third_party/WebKit/public/platform/WebCursorInfo.h"
 #include "ui/base/cursor/cursor.h"
 #include "ui/base/cursor/cursor_util.h"
 #include "ui/ozone/public/cursor_factory_ozone.h"
 
 namespace content {
 
-const ui::PlatformCursor WebCursor::GetPlatformCursor() {
+ui::PlatformCursor WebCursor::GetPlatformCursor() {
   if (platform_cursor_)
     return platform_cursor_;
 
   SkBitmap bitmap;
   ImageFromCustomData(&bitmap);
   gfx::Point hotspot = hotspot_;
   ui::ScaleAndRotateCursorBitmapAndHotpoint(
       device_scale_factor_, rotation_, &bitmap, &hotspot);
 
   return ui::CursorFactoryOzone::GetInstance()->CreateImageCursor(bitmap,
@@ skipping 43 matching lines @@
   if (platform_cursor_)
     ui::CursorFactoryOzone::GetInstance()->UnrefImageCursor(platform_cursor_);
   platform_cursor_ = other.platform_cursor_;
   if (platform_cursor_)
     ui::CursorFactoryOzone::GetInstance()->RefImageCursor(platform_cursor_);
 
   device_scale_factor_ = other.device_scale_factor_;
 }
 
 }  // namespace content