Comment 8 for bug 1302716

Running webapp-container from the command line (in Ubuntu 14.04 over VirtualBox 4.3.26 with Guest Additions) gives

 webapp-container http://www.google.com 13:10:39
...
libGL error: failed to load driver: vboxvideo
OpenGL Warning: XGetVisualInfo returned 0 visuals for 00007fa614d4c250
OpenGL Warning: Retry with 0x8002 returned 0 visuals
OpenGL Warning: XGetVisualInfo returned 0 visuals for 00007fa614d4c250
OpenGL Warning: Retry with 0x8002 returned 0 visuals
OpenGL Warning: XGetVisualInfo returned 0 visuals for 00007fa614d4c250
OpenGL Warning: Retry with 0x8002 returned 0 visuals
OpenGL Warning: glXGetFBConfigAttrib for 00007fa614d4c250, failed to get XVisualInfo
OpenGL Warning: XGetVisualInfo returned 0 visuals for 00007fa614d4c250
OpenGL Warning: Retry with 0x8002 returned 0 visuals
OpenGL Warning: glXGetFBConfigAttrib for 00007fa614d4c250, failed to get XVisualInfo
OpenGL Warning: XGetVisualInfo returned 0 visuals for 00007fa614d4c250
OpenGL Warning: Retry with 0x8002 returned 0 visuals
OpenGL Warning: glXGetFBConfigAttrib for 00007fa614d4c250, failed to get XVisualInfo
OpenGL Warning: XGetVisualInfo returned 0 visuals for 00007fa614d4c250
OpenGL Warning: Retry with 0x8002 returned 0 visuals
OpenGL Warning: glXGetFBConfigAttrib for 00007fa614d4c250, failed to get XVisualInfo
OpenGL Warning: XGetVisualInfo returned 0 visuals for 00007fa614d4c250
OpenGL Warning: Retry with 0x8002 returned 0 visuals
OpenGL Warning: glXGetFBConfigAttrib for 00007fa614d4c250, failed to get XVisualInfo
OpenGL Warning: XGetVisualInfo returned 0 visuals for 00007fa614d4c250
OpenGL Warning: Retry with 0x8002 returned 0 visuals
OpenGL Warning: glXGetFBConfigAttrib for 00007fa614d4c250, failed to get XVisualInfo
OpenGL Warning: XGetVisualInfo returned 0 visuals for 00007fa614d4c250
OpenGL Warning: Retry with 0x8002 returned 0 visuals
OpenGL Warning: glXGetFBConfigAttrib for 00007fa614d4c250, failed to get XVisualInfo
OpenGL Warning: XGetVisualInfo returned 0 visuals for 00007fa614d4c250
OpenGL Warning: Retry with 0x8002 returned 0 visuals
OpenGL Warning: glXGetFBConfigAttrib for 00007fa614d4c250, failed to get XVisualInfo
OpenGL Warning: XGetVisualInfo returned 0 visuals for 00007fa614d4c250
OpenGL Warning: Retry with 0x8002 returned 0 visuals
Could not initialize GLX
fish: Job 1, “webapp-container http://www.google.com” terminated by signal SIGABRT (Abort)

/usr/lib/nux/unity_support_test -p reports
libGL error: core dri or dri2 extension not found
libGL error: failed to load driver: vboxvideo
OpenGL vendor string: Humper
OpenGL renderer string: Chromium
OpenGL version string: 2.1 Chromium 1.9

Not software rendered: yes
Not blacklisted: yes
GLX fbconfig: yes
GLX texture from pixmap: yes
GL npot or rect textures: yes
GL vertex program: yes
GL fragment program: yes
GL vertex buffer object: yes
GL framebuffer object: yes
GL version is 1.4+: yes

Unity 3D supported: yes