Fix Skia-Dawn build.

Tiny fix: make SkiaOutputDeviceDawn to use gfx:: prefixed SurfaceOrigin.

Change-Id: I5bf8c217eeacc79af82084ae61e98863c04ed559
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2085292
Auto-Submit: Stephen White <senorblanco@chromium.org>
Reviewed-by: Sean Gilhuly <sgilhuly@chromium.org>
Reviewed-by: kylechar <kylechar@chromium.org>
Commit-Queue: kylechar <kylechar@chromium.org>
Cr-Commit-Position: refs/heads/master@{#746472}

components/viz/service/display_embedder/skia_output_device_dawn.cc

@@ -87,7 +87,7 @@ SkSurface* SkiaOutputDeviceDawn::BeginPaint() {
   DCHECK(backend_target.isValid());
   sk_surface_ = SkSurface::MakeFromBackendRenderTarget(
       context_provider_->GetGrContext(), backend_target,
-      capabilities_.output_surface_origin == SurfaceOrigin::kTopLeft
+      capabilities_.output_surface_origin == gfx::SurfaceOrigin::kTopLeft
           ? kTopLeft_GrSurfaceOrigin
           : kBottomLeft_GrSurfaceOrigin,
       kSurfaceColorType, sk_color_space_, /*surfaceProps=*/nullptr);