ozone: gracefully handle SoftwareOutputDeviceOzoneTest.CheckCorrectResizeBehavior

content/browser/compositor/software_output_device_ozone.h

 // 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.
 
 #ifndef CONTENT_BROWSER_COMPOSITOR_SOFTWARE_OUTPUT_DEVICE_OZONE_H_
 #define CONTENT_BROWSER_COMPOSITOR_SOFTWARE_OUTPUT_DEVICE_OZONE_H_
 
 #include "base/macros.h"
 #include "cc/output/software_output_device.h"
 #include "content/common/content_export.h"
 #include "ui/gfx/native_widget_types.h"
 
 namespace ui {
 class Compositor;
 class SurfaceOzoneCanvas;
 }
 
 namespace content {
 
 // Ozone implementation which relies on software rendering. Ozone will present
 // an accelerated widget as a SkCanvas. SoftwareOutputDevice will then use the
 // Ozone provided canvas to draw.
 class CONTENT_EXPORT SoftwareOutputDeviceOzone
     : public cc::SoftwareOutputDevice {
  public:
-  explicit SoftwareOutputDeviceOzone(ui::Compositor* compositor);
+  static scoped_ptr<SoftwareOutputDeviceOzone> Create(
+      ui::Compositor* compositor);
   ~SoftwareOutputDeviceOzone() override;
 
   void Resize(const gfx::Size& viewport_pixel_size,
                       float scale_factor) override;
   SkCanvas* BeginPaint(const gfx::Rect& damage_rect) override;
   void EndPaint() override;
 
  private:
+  explicit SoftwareOutputDeviceOzone(ui::Compositor* compositor);
   ui::Compositor* compositor_;
 
   scoped_ptr<ui::SurfaceOzoneCanvas> surface_ozone_;
 
   DISALLOW_COPY_AND_ASSIGN(SoftwareOutputDeviceOzone);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_COMPOSITOR_SOFTWARE_OUTPUT_DEVICE_OZONE_H_