/usr/share/gtk-doc/html/shell/ is in gnome-shell-common 3.4.1-0ubuntu2.
This file is owned by root:root, with mode 0o755.
..
/usr/share/gtk-doc/html/shell/ShellAppSystem.html
/usr/share/gtk-doc/html/shell/ShellContactSystem.html
/usr/share/gtk-doc/html/shell/ShellEmbeddedWindow.html
/usr/share/gtk-doc/html/shell/ShellGenericContainer.html
/usr/share/gtk-doc/html/shell/ShellGtkEmbed.html
/usr/share/gtk-doc/html/shell/ShellMountOperation.html
/usr/share/gtk-doc/html/shell/ShellNetworkAgent.html
/usr/share/gtk-doc/html/shell/ShellSlicer.html
/usr/share/gtk-doc/html/shell/ShellStack.html
/usr/share/gtk-doc/html/shell/ShellTrayIcon.html
/usr/share/gtk-doc/html/shell/ShellTrayManager.html
/usr/share/gtk-doc/html/shell/annotation-glossary.html
/usr/share/gtk-doc/html/shell/api-index-full.html
/usr/share/gtk-doc/html/shell/ch01.html
/usr/share/gtk-doc/html/shell/ch02.html
/usr/share/gtk-doc/html/shell/ch03.html
/usr/share/gtk-doc/html/shell/ch04.html
/usr/share/gtk-doc/html/shell/ch05.html
/usr/share/gtk-doc/html/shell/ch06.html
/usr/share/gtk-doc/html/shell/deprecated-api-index.html
/usr/share/gtk-doc/html/shell/home.png
/usr/share/gtk-doc/html/shell/index.html
/usr/share/gtk-doc/html/shell/index.sgml
/usr/share/gtk-doc/html/shell/left.png
/usr/share/gtk-doc/html/shell/object-tree.html
/usr/share/gtk-doc/html/shell/right.png
/usr/share/gtk-doc/html/shell/shell-ShellApp.html
/usr/share/gtk-doc/html/shell/shell-ShellAppUsage.html
/usr/share/gtk-doc/html/shell/shell-ShellGlobal.html
/usr/share/gtk-doc/html/shell/shell-ShellTpClient.html
/usr/share/gtk-doc/html/shell/shell-ShellWM.html
/usr/share/gtk-doc/html/shell/shell-ShellWindowTracker.html
/usr/share/gtk-doc/html/shell/shell-shell-mobile-providers.html
/usr/share/gtk-doc/html/shell/shell-shell-polkit-authentication-agent.html
/usr/share/gtk-doc/html/shell/shell-shell-recorder.html
/usr/share/gtk-doc/html/shell/shell-shell-util.html
/usr/share/gtk-doc/html/shell/shell-shell-xfixes-cursor.html
/usr/share/gtk-doc/html/shell/shell.devhelp2
/usr/share/gtk-doc/html/shell/style.css
/usr/share/gtk-doc/html/shell/up.png