Move ZoomObserver, ZoomController and ZoomEventManager to components/.

chrome/browser/ui/webui/ntp/ntp_login_handler.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/ui/webui/ntp/ntp_login_handler.h"
 
 #include <string>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
@@ skipping 140 matching lines @@
     bool success = args->GetDouble(0, &x);
     DCHECK(success);
     success = args->GetDouble(1, &y);
     DCHECK(success);
     success = args->GetDouble(2, &width);
     DCHECK(success);
     success = args->GetDouble(3, &height);
     DCHECK(success);
 
     double zoom = content::ZoomLevelToZoomFactor(
-        ZoomController::FromWebContents(web_contents)->GetZoomLevel());
+        components::ZoomController::FromWebContents(web_contents)
+            ->GetZoomLevel());
     gfx::Rect rect(x * zoom, y * zoom, width * zoom, height * zoom);
 
     browser->window()->ShowAvatarBubble(web_ui()->GetWebContents(), rect);
     ProfileMetrics::LogProfileOpenMethod(ProfileMetrics::NTP_AVATAR_BUBBLE);
   }
 }
 
 void NTPLoginHandler::RecordInHistogram(int type) {
   // Invalid type to record.
   if (type < NTP_SIGN_IN_PROMO_VIEWED ||
@@ skipping 103 matching lines @@
   values->SetString("login_status_message", message);
   values->SetString("login_status_url",
       hide_sync ? std::string() : chrome::kSyncLearnMoreURL);
   values->SetString("login_status_advanced",
       hide_sync ? base::string16() :
       l10n_util::GetStringUTF16(IDS_SYNC_PROMO_NTP_BUBBLE_ADVANCED));
   values->SetString("login_status_dismiss",
       hide_sync ? base::string16() :
       l10n_util::GetStringUTF16(IDS_SYNC_PROMO_NTP_BUBBLE_OK));
 }