Increase font size chrome console
If you just need a quick, temporary size bump you can press Ctrl + / - to zoom and Ctrl 0 to reset.
Here's a pretty recent blog post on the subject.
Basically, override Default/User StyleSheets/Custom.css in your user directory with something like:
/* Keep .platform-mac to make the rule more specific than the general one above. */body.platform-mac.platform-mac-snowleopard .monospace,body.platform-mac.platform-mac-snowleopard .source-code { font-size: 11px !important; font-family: Menlo, monospace;}body.platform-windows .monospace, body.platform-windows .source-code { font-size: 12px !important; font-family: Consolas, Lucida Console, monospace;}body.platform-linux .monospace, body.platform-linux .source-code { font-size: 11px !important; font-family: dejavu sans mono, monospace;}