cc: Make ScopedResource constructor public, use MakeUnique to construct

cc/layers/texture_layer_impl.cc

Index: cc/layers/texture_layer_impl.cc
diff --git a/cc/layers/texture_layer_impl.cc b/cc/layers/texture_layer_impl.cc
index 98d1ee2f640cee0b8e460cb7b54b6276aa665793..a81d66accd1dfcb30fdc61ad5ec5c084e5264968 100644
--- a/cc/layers/texture_layer_impl.cc
+++ b/cc/layers/texture_layer_impl.cc
@@ -106,7 +106,7 @@ bool TextureLayerImpl::WillDraw(DrawMode draw_mode,
     // Have to upload a copy to a texture for it to be used in a
     // hardware draw.
     if (!texture_copy_)
-      texture_copy_ = ScopedResource::Create(resource_provider);
+      texture_copy_ = base::MakeUnique<ScopedResource>(resource_provider);
     if (texture_copy_->size() != texture_mailbox_.size_in_pixels() ||
         resource_provider->InUseByConsumer(texture_copy_->id()))
       texture_copy_->Free();