Apply base_bind_rewriters to //net/cert_net

*** Note: There is no behavior change from this patch. ***

This CL replaces calls to base::{Bind,BindRepeating} with calls to
base::BindOnce, and removes calls to base::AdaptCallbackForRepeating
when the returned base::RepeatingCallback is immediately converted
to a base::OnceCallback.

This CL was uploaded by git cl split.

R=mattm@chromium.org

Bug: 714018
Change-Id: I555437179dc4b607c77ac84e91117a4ef36bb15e
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1778778
Auto-Submit: Yannic Bonenberger <contact@yannic-bonenberger.com>
Reviewed-by: Matt Mueller <mattm@chromium.org>
Commit-Queue: Matt Mueller <mattm@chromium.org>
Cr-Commit-Position: refs/heads/master@{#692321}

net/cert_net/cert_net_fetcher_impl.cc

@@ -501,9 +501,9 @@ void Job::StartURLRequest(URLRequestContext* context) {
 
   // Start a timer to limit how long the job runs for.
   if (request_params_->timeout > base::TimeDelta())
-    timer_.Start(
-        FROM_HERE, request_params_->timeout,
-        base::Bind(&Job::FailRequest, base::Unretained(this), ERR_TIMED_OUT));
+    timer_.Start(FROM_HERE, request_params_->timeout,
+                 base::BindOnce(&Job::FailRequest, base::Unretained(this),
+                                ERR_TIMED_OUT));
 }
 
 void Job::Cancel() {