[Chromecast] Support software rendering when disable-gpu used

ui/ozone/platform/cast/surface_factory_cast.h

Index: ui/ozone/platform/cast/surface_factory_cast.h
diff --git a/ui/ozone/platform/cast/surface_factory_cast.h b/ui/ozone/platform/cast/surface_factory_cast.h
index c0bc8f9cf3dca9f6967b305533e0de8ee2db4946..ec779742c173e32b9513d5ba1e755760732c78ac 100644
--- a/ui/ozone/platform/cast/surface_factory_cast.h
+++ b/ui/ozone/platform/cast/surface_factory_cast.h
@@ -18,17 +18,20 @@ namespace ui {
 // SurfaceFactoryOzone implementation for OzonePlatformCast.
 class SurfaceFactoryCast : public SurfaceFactoryOzone {
  public:
+  SurfaceFactoryCast();
   explicit SurfaceFactoryCast(
       scoped_ptr<chromecast::CastEglPlatform> egl_platform);
   ~SurfaceFactoryCast() override;
 
   // SurfaceFactoryOzone implementation:
+  scoped_ptr<SurfaceOzoneCanvas> CreateCanvasForWidget(
+      gfx::AcceleratedWidget widget) override;
   intptr_t GetNativeDisplay() override;
   scoped_ptr<SurfaceOzoneEGL> CreateEGLSurfaceForWidget(
       gfx::AcceleratedWidget widget) override;
   const int32* GetEGLSurfaceProperties(const int32* desired_list) override;
   scoped_refptr<NativePixmap> CreateNativePixmap(
-      gfx::AcceleratedWidget w,
+      gfx::AcceleratedWidget widget,
       gfx::Size size,
       gfx::BufferFormat format,
       gfx::BufferUsage usage) override;