not [a-zA-Z0-9+-.]) before there is a ":".
This is particularly helpful in the erroneous-but-relatively-common
case of relative URLs containing an unescaped colon in the query
string--see the added test for an example.
R=rsc
APPROVED=rsc
DELTA=15 (15 added, 0 deleted, 0 changed)
OCL=30354
CL=30356
www.google.com seems to be redirecting requests in an infinite loop. I haven't tracked down whether it's their code or this code that is causing it. This is just a quick fix so that this test passes.
APPROVED=r
DELTA=4 (0 added, 0 deleted, 4 changed)
OCL=30178
CL=30210