Moving host status events monitoring to a separate interface (HostStatusMonitor).

remoting/host/log_to_server_unittest.cc

Index: remoting/host/log_to_server_unittest.cc
diff --git a/remoting/host/log_to_server_unittest.cc b/remoting/host/log_to_server_unittest.cc
index 4277e49818b9a2f5e59ee94f12c5e776d9ae5f7c..f219ec4162e327ef1452383d6ea4aec49173e28f 100644
--- a/remoting/host/log_to_server_unittest.cc
+++ b/remoting/host/log_to_server_unittest.cc
@@ -126,7 +126,9 @@ class LogToServerTest : public testing::Test {
     message_loop_proxy_ = base::MessageLoopProxy::current();
     EXPECT_CALL(signal_strategy_, AddListener(_));
     log_to_server_.reset(
-        new LogToServer(NULL, ServerLogEntry::ME2ME, &signal_strategy_,
+        new LogToServer(base::WeakPtr<HostStatusMonitor>(),
+                        ServerLogEntry::ME2ME,
+                        &signal_strategy_,
                         kTestBotJid));
     EXPECT_CALL(signal_strategy_, RemoveListener(_));
   }