[Sync] Remove some http-related chrome deps from SyncBackendHostImpl.

chrome/browser/sync/profile_sync_test_util.h

Index: chrome/browser/sync/profile_sync_test_util.h
diff --git a/chrome/browser/sync/profile_sync_test_util.h b/chrome/browser/sync/profile_sync_test_util.h
index 7062907c3dfa7a489eabac383585afe3eb7bcded..049159ed791c7615fcd3122b09872c8b50123142 100644
--- a/chrome/browser/sync/profile_sync_test_util.h
+++ b/chrome/browser/sync/profile_sync_test_util.h
@@ -21,6 +21,10 @@ namespace base {
 class Thread;
 }
 
+void EmptyNetworkTimeUpdate(const base::Time&,

[Nicolas Zea, 2015/10/28 20:33:18]

forward declare Time and TimeDelta?

[Nicolas Zea, 2015/10/28 20:33:18]

nit: Add a comment about what this is for (and the fact that it's a definition
of NetworkTimeCallback)

[maxbogue, 2015/10/28 23:19:11]

Done.

[maxbogue, 2015/10/28 23:19:11]

Done.

+                            const base::TimeDelta&,
+                            const base::TimeDelta&);
+
 ACTION_P(Notify, type) {
   content::NotificationService::current()->Notify(
       type,