/usr/ is in libgles2-mesa-dev 8.0.2-0ubuntu3.
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..
/usr/share/
/usr/share/doc/
/usr/share/doc/libgles2-mesa-dev/
/usr/share/doc/libgles2-mesa-dev/copyright
/usr/share/bug/
/usr/share/bug/libgles2-mesa-dev/
/usr/share/bug/libgles2-mesa-dev/script
/usr/share/bug/libgles2-mesa-dev/control
/usr/include/
/usr/include/GLES2/
/usr/include/GLES2/gl2.h
/usr/include/GLES2/gl2ext.h
/usr/include/GLES2/gl2platform.h
/usr/lib/
/usr/lib/x86_64-linux-gnu/
/usr/lib/x86_64-linux-gnu/mesa-egl/
/usr/lib/x86_64-linux-gnu/pkgconfig/
/usr/lib/x86_64-linux-gnu/pkgconfig/glesv2.pc
/usr/share/doc/libgles2-mesa-dev/changelog.Debian.gz
/usr/lib/x86_64-linux-gnu/mesa-egl/libGLESv2.so
/usr/lib/x86_64-linux-gnu/libGLESv2.so