Convert SSLClientSessionCache to use BindRepeating.

MemoryPressureListener expects MemoryPressureCallback which is
RepeatingCallback.

Bug: 1007815
Change-Id: Icc64607ac64e55819f14dc9d873c66b5f6c6e240
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2089735
Commit-Queue: Matt Menke <mmenke@chromium.org>
Reviewed-by: Matt Menke <mmenke@chromium.org>
Cr-Commit-Position: refs/heads/master@{#747369}

net/ssl/ssl_client_session_cache.cc

@@ -53,7 +53,8 @@ SSLClientSessionCache::SSLClientSessionCache(const Config& config)
       config_(config),
       cache_(config.max_entries),
       lookups_since_flush_(0) {
-  memory_pressure_listener_.reset(new base::MemoryPressureListener(base::Bind(
+  memory_pressure_listener_.reset(
+      new base::MemoryPressureListener(base::BindRepeating(
           &SSLClientSessionCache::OnMemoryPressure, base::Unretained(this))));
 }