notifications: Refactor MockBalloonView into FakeBalloonView.

chrome/browser/notifications/fake_balloon_view.cc

+// Copyright (c) 2012 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/notifications/fake_balloon_view.h"
+
+FakeBalloonView::FakeBalloonView(Balloon* balloon)
+    : balloon_(balloon) {
+}
+
+FakeBalloonView::~FakeBalloonView() {
+}
+
+void FakeBalloonView::Show(Balloon* balloon) {
+}
+
+void FakeBalloonView::Update() {
+}
+
+void FakeBalloonView::RepositionToBalloon() {
+}
+
+void FakeBalloonView::Close(bool by_user) {
+  balloon_->OnClose(by_user);
+}
+
+gfx::Size FakeBalloonView::GetSize() const {
+  return balloon_->content_size();
+}
+
+BalloonHost* FakeBalloonView::GetHost() const {
+  return NULL;
+}