Prefix LOG and CHECK with AOS_

This prepares us for introducing glog more widely and transitioning
things over where they make sense.

Change-Id: Ic6c208882407bc2153fe875ffc736d66f5c8ade5
diff --git a/y2016/dashboard/dashboard.cc b/y2016/dashboard/dashboard.cc
index d69afcb..27036e0 100644
--- a/y2016/dashboard/dashboard.cc
+++ b/y2016/dashboard/dashboard.cc
@@ -152,7 +152,7 @@
 
 void DataCollector::AddPoint(const ::std::string &name, double value) {
   // Mutex should be locked when this method is called to synchronize packets.
-  CHECK(mutex_.OwnedBySelf());
+  AOS_CHECK(mutex_.OwnedBySelf());
 
   size_t index = GetIndex(sample_id_);
 
@@ -254,8 +254,8 @@
 
 void SocketHandler::onConnect(seasocks::WebSocket *connection) {
   connections_.insert(connection);
-  LOG(INFO, "Connected: %s : %s\n", connection->getRequestUri().c_str(),
-      seasocks::formatAddress(connection->getRemoteAddress()).c_str());
+  AOS_LOG(INFO, "Connected: %s : %s\n", connection->getRequestUri().c_str(),
+          seasocks::formatAddress(connection->getRemoteAddress()).c_str());
 }
 
 void SocketHandler::onData(seasocks::WebSocket *connection, const char *data) {
@@ -267,8 +267,8 @@
 
 void SocketHandler::onDisconnect(seasocks::WebSocket *connection) {
   connections_.erase(connection);
-  LOG(INFO, "Disconnected: %s : %s\n", connection->getRequestUri().c_str(),
-      seasocks::formatAddress(connection->getRemoteAddress()).c_str());
+  AOS_LOG(INFO, "Disconnected: %s : %s\n", connection->getRequestUri().c_str(),
+          seasocks::formatAddress(connection->getRemoteAddress()).c_str());
 }
 
 void SocketHandler::Quit() {