Everywhere: Make ByteBuffer::{create_*,copy}() OOM-safe

Author: https://github.com/alimpfard
Commit: 97e97bccab
Pull-request: https://github.com/SerenityOS/serenity/pull/9832
Reviewed-by: https://github.com/IdanHo

Userland/Libraries/LibGUI/Clipboard.cpp

@@ -56,9 +56,12 @@ Clipboard::DataAndType Clipboard::data_and_type() const
     if (!response.data().is_valid())
         return {};
     auto data = ByteBuffer::copy(response.data().data<void>(), response.data().size());
+    if (!data.has_value())
+        return {};
+
     auto type = response.mime_type();
     auto metadata = response.metadata().entries();
-    return { data, type, metadata };
+    return { data.release_value(), type, metadata };
 }
 
 RefPtr<Gfx::Bitmap> Clipboard::bitmap() const