cros: Cleanup lock screen and OOBE C++ backing code.

chrome/browser/chromeos/login/ui/webui_login_view.cc

Index: chrome/browser/chromeos/login/ui/webui_login_view.cc
diff --git a/chrome/browser/chromeos/login/ui/webui_login_view.cc b/chrome/browser/chromeos/login/ui/webui_login_view.cc
index 01224657e93178732f438b9974300097d17ada59..06701fc3920ff7b38412fad83c9f4f3fd5c84fb0 100644
--- a/chrome/browser/chromeos/login/ui/webui_login_view.cc
+++ b/chrome/browser/chromeos/login/ui/webui_login_view.cc
@@ -172,12 +172,7 @@ class WebUILoginView::StatusAreaFocusTraversable
 
 // WebUILoginView public: ------------------------------------------------------
 
-WebUILoginView::WebUILoginView()
-    : webui_login_(NULL),
-      is_hidden_(false),
-      webui_visible_(false),
-      should_emit_login_prompt_visible_(true),
-      forward_keyboard_event_(true) {
+WebUILoginView::WebUILoginView() {
   registrar_.Add(this,
                  chrome::NOTIFICATION_LOGIN_OR_LOCK_WEBUI_VISIBLE,
                  content::NotificationService::AllSources());
@@ -425,7 +420,7 @@ void WebUILoginView::SetUIEnabled(bool enabled) {
 
   // We disable the UI to prevent user from interracting with UI elements,
   // particullary with the system tray menu. However, in case if the system tray
-  // bubble is opened at this point, it remains opened and interactictive even
+  // bubble is opened at this point, it remains opened and interactive even
   // after SystemTray::SetEnabled(false) call, which can be dangerous
   // (http://crbug.com/497080). Close the menu to fix it. Calling
   // SystemTray::SetEnabled(false) guarantees, that the menu will not be opened
@@ -605,7 +600,7 @@ void WebUILoginView::OnLoginPromptVisible() {
     VLOG(1) << "Login WebUI >> not emitting signal, hidden: " << is_hidden_;
     return;
   }
-  TRACE_EVENT0("chromeos", "WebUILoginView::OnLoginPromoptVisible");
+  TRACE_EVENT0("chromeos", "WebUILoginView::OnLoginPromptVisible");
   if (should_emit_login_prompt_visible_) {
     VLOG(1) << "Login WebUI >> login-prompt-visible";
     chromeos::DBusThreadManager::Get()->GetSessionManagerClient()->