DeviceEventLog cleanup

This CL does the following:
* Fixes the formatting for the network log in chrome://network
* Adds a LOGIN type for login events
* Uses a string for 'type' in GetString to allow multiple types (or non- types) to be passed)

Add login type, use type strings in GetAsType

BUG=293739

Review URL: https://codereview.chromium.org/784223003

Cr-Commit-Position: refs/heads/master@{#307753}

1 files changed, 3 insertions, 2 deletions

diff --git a/chromeos/login/login_state.cc b/chromeos/login/login_state.cc
index ea63c8c..7ae1a25 100644
--- a/chromeos/login/login_state.cc
+++ b/chromeos/login/login_state.cc
@@ -8,6 +8,7 @@
 #include "base/logging.h"
 #include "base/sys_info.h"
 #include "chromeos/chromeos_switches.h"
+#include "chromeos/device_event_log.h"
 
 namespace chromeos {
 
@@ -63,14 +64,14 @@ void LoginState::SetLoggedInStateAndPrimaryUser(
     const std::string& primary_user_hash) {
   DCHECK(type != LOGGED_IN_USER_NONE);
   primary_user_hash_ = primary_user_hash;
-  VLOG(1) << "LoggedInStateUser: " << primary_user_hash;
+  LOGIN_LOG(EVENT) << "LoggedInStateUser: " << primary_user_hash;
   SetLoggedInState(state, type);
 }
 
 void LoginState::SetLoggedInState(LoggedInState state, LoggedInUserType type) {
   if (state == logged_in_state_ && type == logged_in_user_type_)
     return;
-  VLOG(1) << "LoggedInState: " << state << " UserType: " << type;
+  LOGIN_LOG(EVENT) << "LoggedInState: " << state << " UserType: " << type;
   logged_in_state_ = state;
   logged_in_user_type_ = type;
   NotifyObservers();