Permit use of syntax highlighting in unified view

Users might actually want to enable the syntax highlighting in the
unified view, even though its not the way we want to present lines
to them.  Leave it off by default, but make the checkbox available
so it can be turned on if desired.

Change-Id: I9558a872190408b5ef47412933199e5d608fe7cb
Signed-off-by: Shawn O. Pearce <sop@google.com>
1 file changed