diffs for binary files created with "git diff --binary" caused an infite loop in GitDiffParser.

Here are the first lines of such a diff:
diff --git a/htdocs/img/waitforactivex.gif b/htdocs/img/waitforactivex.gif
index e3d3208cc2baf78683e1fff64fc24b1aad594cf6..2ac21de2eaf15ec39ee799779764d3673492682a 100644
GIT binary patch
literal 4294
zcmV;%5IOIOP)<h;3K|Lk000e1NJLTq008L#002b@0{{R3m^U#*00093P)t-sR8mse
...
...