[Easy signin] Add method to get user info to easyUnlockPrivate

chrome/browser/signin/screenlock_bridge.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/signin/screenlock_bridge.h"
 
 #include "base/logging.h"
 #include "base/strings/string16.h"
 #include "chrome/browser/profiles/profile_window.h"
 #include "chrome/browser/signin/signin_manager_factory.h"
@@ skipping 119 matching lines @@
 
 void ScreenlockBridge::SetLockHandler(LockHandler* lock_handler) {
   DCHECK(lock_handler_ == NULL || lock_handler == NULL);
   lock_handler_ = lock_handler;
   if (lock_handler_)
     FOR_EACH_OBSERVER(Observer, observers_, OnScreenDidLock());
   else
     FOR_EACH_OBSERVER(Observer, observers_, OnScreenDidUnlock());
 }
 
+void ScreenlockBridge::SetFocusedUser(const std::string& user_id) {
+  if (user_id == focused_user_id_)
+    return;
+  focused_user_id_ = user_id;
+  FOR_EACH_OBSERVER(Observer, observers_, OnFocusedUserChanged(user_id));
+}
+
 bool ScreenlockBridge::IsLocked() const {
   return lock_handler_ != NULL;
 }
 
 void ScreenlockBridge::Lock(Profile* profile) {
 #if defined(OS_CHROMEOS)
   chromeos::SessionManagerClient* session_manager =
       chromeos::DBusThreadManager::Get()->GetSessionManagerClient();
   session_manager->RequestLockScreen();
 #else
   profiles::LockProfile(profile);
 #endif
 }
 
 void ScreenlockBridge::Unlock(Profile* profile) {
   if (lock_handler_)
     lock_handler_->Unlock(GetAuthenticatedUserEmail(profile));
 }
 
 void ScreenlockBridge::AddObserver(Observer* observer) {
   observers_.AddObserver(observer);
 }
 
 void ScreenlockBridge::RemoveObserver(Observer* observer) {
   observers_.RemoveObserver(observer);
 }