Remove RenderFrameImpl::willRequestAfterPreconnect

Remove RenderFrameImpl::willRequestAfterPreconnect

|willRequestAfterPreconnect| was removed from blink::WebFrameClient at
blink r178134, thus this override is never called.

BUG=386888
Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=283544

[kouhei (in TOK), 2014-07-16 07:08:43]

Would you take a look?

[jochen (gone - plz use gerrit), 2014-07-16 08:58:04]

lgtm

[kouhei (in TOK), 2014-07-16 10:19:06]

The CQ bit was checked by kouhei@chromium.org

[commit-bot: I haz the power, 2014-07-16 10:20:23]

CQ is trying da patch. Follow status at
 https://chromium-status.appspot.com/cq/kouhei@chromium.org/395093002/1

[commit-bot: I haz the power, 2014-07-16 14:34:42]

FYI, CQ is re-trying this CL (attempt #1).
The failing builders are:
  android_dbg_triggered_tests on tryserver.chromium
(http://build.chromium.org/p/tryserver.chromium/builders/android_dbg_triggered...)

[commit-bot: I haz the power, 2014-07-16 14:55:43]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2014-07-16 14:55:44]

Try jobs failed on following builders:
  android_dbg_triggered_tests on tryserver.chromium
(http://build.chromium.org/p/tryserver.chromium/builders/android_dbg_triggered...)

[kouhei (in TOK), 2014-07-16 15:06:03]

The CQ bit was checked by kouhei@chromium.org

[commit-bot: I haz the power, 2014-07-16 15:07:33]

CQ is trying da patch. Follow status at
 https://chromium-status.appspot.com/cq/kouhei@chromium.org/395093002/1

[commit-bot: I haz the power, 2014-07-16 15:28:39]

FYI, CQ is re-trying this CL (attempt #1).
The failing builders are:
  android_dbg_triggered_tests on tryserver.chromium
(http://build.chromium.org/p/tryserver.chromium/builders/android_dbg_triggered...)

[commit-bot: I haz the power, 2014-07-16 22:18:31]

Change committed as 283544