/usr/share/plasma/shareprovider/ is in plasma-workspace 4:5.12.4-0ubuntu3.
This file is owned by root:root, with mode 0o755.
..
/usr/share/plasma/shareprovider/im9/
/usr/share/plasma/shareprovider/im9/contents/
/usr/share/plasma/shareprovider/im9/contents/code/
/usr/share/plasma/shareprovider/im9/contents/code/main.js
/usr/share/plasma/shareprovider/im9/metadata.desktop
/usr/share/plasma/shareprovider/imgsusepasteorg/
/usr/share/plasma/shareprovider/imgsusepasteorg/contents/
/usr/share/plasma/shareprovider/imgsusepasteorg/contents/code/
/usr/share/plasma/shareprovider/imgsusepasteorg/contents/code/main.js
/usr/share/plasma/shareprovider/imgsusepasteorg/metadata.desktop
/usr/share/plasma/shareprovider/imgur/
/usr/share/plasma/shareprovider/imgur/contents/
/usr/share/plasma/shareprovider/imgur/contents/code/
/usr/share/plasma/shareprovider/imgur/contents/code/main.js
/usr/share/plasma/shareprovider/imgur/metadata.desktop
/usr/share/plasma/shareprovider/kde/
/usr/share/plasma/shareprovider/kde/contents/
/usr/share/plasma/shareprovider/kde/contents/code/
/usr/share/plasma/shareprovider/kde/contents/code/main.js
/usr/share/plasma/shareprovider/kde/metadata.desktop
/usr/share/plasma/shareprovider/pastebincom/
/usr/share/plasma/shareprovider/pastebincom/contents/
/usr/share/plasma/shareprovider/pastebincom/contents/code/
/usr/share/plasma/shareprovider/pastebincom/contents/code/main.js
/usr/share/plasma/shareprovider/pastebincom/metadata.desktop
/usr/share/plasma/shareprovider/pasteopensuseorg/
/usr/share/plasma/shareprovider/pasteopensuseorg/contents/
/usr/share/plasma/shareprovider/pasteopensuseorg/contents/code/
/usr/share/plasma/shareprovider/pasteopensuseorg/contents/code/main.js
/usr/share/plasma/shareprovider/pasteopensuseorg/metadata.desktop
/usr/share/plasma/shareprovider/pasteubuntucom/
/usr/share/plasma/shareprovider/pasteubuntucom/contents/
/usr/share/plasma/shareprovider/pasteubuntucom/contents/code/
/usr/share/plasma/shareprovider/pasteubuntucom/contents/code/main.js
/usr/share/plasma/shareprovider/pasteubuntucom/metadata.desktop
/usr/share/plasma/shareprovider/privatepastecom/
/usr/share/plasma/shareprovider/privatepastecom/contents/
/usr/share/plasma/shareprovider/privatepastecom/contents/code/
/usr/share/plasma/shareprovider/privatepastecom/contents/code/main.js
/usr/share/plasma/shareprovider/privatepastecom/metadata.desktop
/usr/share/plasma/shareprovider/simplestimagehosting/
/usr/share/plasma/shareprovider/simplestimagehosting/contents/
/usr/share/plasma/shareprovider/simplestimagehosting/contents/code/
/usr/share/plasma/shareprovider/simplestimagehosting/contents/code/main.js
/usr/share/plasma/shareprovider/simplestimagehosting/metadata.desktop
/usr/share/plasma/shareprovider/wklej/
/usr/share/plasma/shareprovider/wklej/contents/
/usr/share/plasma/shareprovider/wklej/contents/code/
/usr/share/plasma/shareprovider/wklej/contents/code/main.js
/usr/share/plasma/shareprovider/wklej/metadata.desktop
/usr/share/plasma/shareprovider/wstaw/
/usr/share/plasma/shareprovider/wstaw/contents/
/usr/share/plasma/shareprovider/wstaw/contents/code/
/usr/share/plasma/shareprovider/wstaw/contents/code/main.js
/usr/share/plasma/shareprovider/wstaw/metadata.desktop