Revert "Currently, base/timer.cc calls PostTask with FROM_HERE as the Location,

net/proxy/init_proxy_resolver.cc

Index: net/proxy/init_proxy_resolver.cc
diff --git a/net/proxy/init_proxy_resolver.cc b/net/proxy/init_proxy_resolver.cc
index 26d2e6281893882650dcc8284b4b1f79ffadc13d..d2983b650543694ada3bbbc4b6a2a61664e2d861 100644
--- a/net/proxy/init_proxy_resolver.cc
+++ b/net/proxy/init_proxy_resolver.cc
@@ -165,8 +165,7 @@ int InitProxyResolver::DoWait() {
     return OK;
 
   // Otherwise wait the specified amount of time.
-  wait_timer_.Start(FROM_HERE, wait_delay_, this,
-                    &InitProxyResolver::OnWaitTimerFired);
+  wait_timer_.Start(wait_delay_, this, &InitProxyResolver::OnWaitTimerFired);
   net_log_.BeginEvent(NetLog::TYPE_INIT_PROXY_RESOLVER_WAIT, NULL);
   return ERR_IO_PENDING;
 }