[Eraser] First pass at removing the notification center panel.

ui/message_center/fake_message_center_tray_delegate.cc

Index: ui/message_center/fake_message_center_tray_delegate.cc
diff --git a/ui/message_center/fake_message_center_tray_delegate.cc b/ui/message_center/fake_message_center_tray_delegate.cc
index 17a5af625478d72abd7fdda852b704c528ef07cf..ae4903484bb93337fb9eb737441b3a1dd5881365 100644
--- a/ui/message_center/fake_message_center_tray_delegate.cc
+++ b/ui/message_center/fake_message_center_tray_delegate.cc
@@ -10,11 +10,8 @@
 namespace message_center {
 
 FakeMessageCenterTrayDelegate::FakeMessageCenterTrayDelegate(
-    MessageCenter* message_center,
-    base::Closure quit_closure)
-    : tray_(new MessageCenterTray(this, message_center)),
-      quit_closure_(quit_closure),
-      displayed_first_run_balloon_(false) {}
+    MessageCenter* message_center)
+    : tray_(new MessageCenterTray(this, message_center)) {}
 
 FakeMessageCenterTrayDelegate::~FakeMessageCenterTrayDelegate() {
 }
@@ -48,9 +45,4 @@ MessageCenterTray* FakeMessageCenterTrayDelegate::GetMessageCenterTray() {
   return tray_.get();
 }
 
-void FakeMessageCenterTrayDelegate::DisplayFirstRunBalloon() {
-  displayed_first_run_balloon_ = true;
-  base::MessageLoop::current()->PostTask(FROM_HERE, quit_closure_);
-}
-
 }  // namespace message_center