Check if your Chrome version supports WebGL with (http://caniuse.com/#feat=webgl
If browser version doesn’t support WebGL, try installing latest one.
For supported browser :
Go to chrome ://flags
Ensure that Disable WebGL is not activated (you'll need to relaunch Chrome for any changes to take effect).
If your browser does not show option for Disable WebGL then do the following:
1. Go to chrome://flags
2. Enable the flag: override software rendering list
3. Relaunch Chrome for changes to take effect