boot2qt: webengine sdk examples are broken due to missing libGLESv2.so.2

root@b2qt-beaglebone:~# /usr/share/examples/webenginewidgets/simplebrowser/simplebrowser  
Unable to query physical screen size, defaulting to 100 dpi.
To override, set QT_QPA_EGLFS_PHYSICAL_WIDTH and QT_QPA_EGLFS_PHYSICAL_HEIGHT (in millimeters).
[327:347:1221/085837:ERROR:surface_factory_qt.cpp(68)] Failed to load /usr/lib/libGLESv2.so.2: /usr/lib/libGLESv2.so.2: cannot open shared object file: No such file or directory
[  105.016131] audit: type=1326 audit(1482310718.280:2): auid=4294967295 uid=0 gid=0 ses=4294967295 pid=351 comm="QtWebEngineProc" exe="/usr/lib/libexec/QtWebEngineProcess" sig=0 arch=40000028 syscall=0
[  106.327442] audit: type=1326 audit(1482310719.590:3): auid=4294967295 uid=0 gid=0 ses=4294967295 pid=353 comm="QtWebEngineProc" exe="/usr/lib/libexec/QtWebEngineProcess" sig=0 arch=40000028 syscall=0
[  106.378099] audit: type=1326 audit(1482310719.640:4): auid=4294967295 uid=0 gid=0 ses=4294967295 pid=355 comm="QtWebEngineProc" exe="/usr/lib/libexec/QtWebEngineProcess" sig=0 arch=40000028 syscall=0
[  106.400029] audit: type=1326 audit(1482310719.670:5): auid=4294967295 uid=0 gid=0 ses=4294967295 pid=354 comm="QtWebEngineProc" exe="/usr/lib/libexec/QtWebEngineProcess" sig=0 arch=40000028 syscall=0
[  106.425376] audit: type=1326 audit(1482310719.690:6): auid=4294967295 uid=0 gid=0 ses=4294967295 pid=356 comm="QtWebEngineProc" exe="/usr/lib/libexec/QtWebEngineProcess" sig=0 arch=40000028 syscall=0
[327:347:1221/085840:ERROR:gl_surface_qt.cpp(635)] Requested Ope[  106.974928] audit: type=1701 audit(1482310720.240:7): auid=4294967295 uid=0 gid=0 ses=4294967295 pid=347 comm="Chrome_InProcGp" exe="/6
nGL platform is not supported.
*** stack smashing detected ***: /usr/share/examples/webenginewidgets/simplebrowser/simplebrowser terminated
Aborted (core dumped)