Remove unused BrowserBubble remnants.

chrome/browser/ui/views/frame/browser_bubble_host.cc

-// Copyright (c) 2011 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/ui/views/frame/browser_bubble_host.h"
-
-#include "base/logging.h"
-#include "chrome/browser/ui/views/browser_bubble.h"
-
-BrowserBubbleHost::BrowserBubbleHost() {}
-
-BrowserBubbleHost::~BrowserBubbleHost() {}
-
-void BrowserBubbleHost::WindowMoved() {
-  // Do safe iteration in case the bubble winds up closing as a result of this
-  // message.
-  for (BubbleSet::iterator i = browser_bubbles_.begin();
-       i != browser_bubbles_.end();) {
-    BubbleSet::iterator bubble = i++;
-    (*bubble)->BrowserWindowMoved();
-  }
-}
-
-void BrowserBubbleHost::AttachBrowserBubble(BrowserBubble* bubble) {
-  DCHECK(browser_bubbles_.find(bubble) == browser_bubbles_.end()) <<
-      "Attempt to register the same BrowserBubble multiple times.";
-  browser_bubbles_.insert(bubble);
-}
-
-void BrowserBubbleHost::DetachBrowserBubble(BrowserBubble* bubble) {
-  BubbleSet::iterator it = browser_bubbles_.find(bubble);
-  DCHECK(it != browser_bubbles_.end()) <<
-      "Attempt to detach an unrecognized BrowserBubble.";
-  if (it != browser_bubbles_.end())
-    browser_bubbles_.erase(it);
-}
-
-void BrowserBubbleHost::Close() {
-  // BrowserWindowClosing will usually cause the bubble to remove itself from
-  // the set, so we need to iterate in a way that's safe against deletion.
-  for (BubbleSet::iterator i = browser_bubbles_.begin();
-       i != browser_bubbles_.end();) {
-    BubbleSet::iterator bubble = i++;
-    (*bubble)->BrowserWindowClosing();
-  }
-}
-