relnote: moves ProcessPacketInterface from quic_dispatcher.h to

relnote: moves ProcessPacketInterface from quic_dispatcher.h to
quic_packet_reader.h, and updates QuiClient to implement this interface.
No functional change to internal server.

add an new member function in quic client to read multiple packets per
call.

FIXED=21846229

Merge internal change: 101790938

R=rch@chromium.org

[Ryan Hamilton, 2015-09-10 14:30:44]

lgtm

[ramant (doing other things), 2015-09-11 23:03:50]

On 2015/09/10 14:30:44, Ryan Hamilton wrote:
> lgtm

Hi Ryan,
  This CL doesn't work on all platforms. Will make it work and try again.
Reopened it.

[Ryan Hamilton, 2015-09-18 14:22:43]

On 2015/09/11 23:03:50, ramant wrote:
> On 2015/09/10 14:30:44, Ryan Hamilton wrote:
> > lgtm
> 
> Hi Ryan,
>   This CL doesn't work on all platforms. Will make it work and try again.
> Reopened it.

Doh. Let me know when it's ready.

[ramant (doing other things), 2015-12-07 20:16:22]

rtenneti@chromium.org changed reviewers:
- rch@chromium.org

[ramant (doing other things), 2016-01-27 22:57:19]

On 2015/09/18 14:22:43, Ryan Hamilton wrote:
> On 2015/09/11 23:03:50, ramant wrote:
> > On 2015/09/10 14:30:44, Ryan Hamilton wrote:
> > > lgtm
> > 
> > Hi Ryan,
> >   This CL doesn't work on all platforms. Will make it work and try again.
> > Reopened it.
> 
> Doh. Let me know when it's ready.

Really sorry for sitting on this so long. 

Merging this CL in https://codereview.chromium.org/1640343002/