Move ZoomObserver, ZoomController and ZoomEventManager to components/.

chrome/browser/extensions/api/tabs/tabs_event_router.cc

 // Copyright 2013 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/extensions/api/tabs/tabs_event_router.h"
 
 #include "base/json/json_writer.h"
 #include "base/values.h"
 #include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/extensions/api/tabs/tabs_constants.h"
@@ skipping 11 matching lines @@
 #include "content/public/browser/navigation_entry.h"
 #include "content/public/browser/notification_service.h"
 #include "content/public/browser/notification_types.h"
 #include "content/public/browser/web_contents.h"
 
 using base::DictionaryValue;
 using base::ListValue;
 using base::FundamentalValue;
 using content::NavigationController;
 using content::WebContents;
+using ui_zoom::ZoomController;
 
 namespace extensions {
 
 namespace {
 
 namespace tabs = api::tabs;
 
 void WillDispatchTabUpdatedEvent(
     WebContents* contents,
     const base::DictionaryValue* changed_properties,
@@ skipping 534 matching lines @@
   // Dispatch the |onZoomChange| event.
   Profile* profile = Profile::FromBrowserContext(
       data.web_contents->GetBrowserContext());
   DispatchEvent(profile,
                 tabs::OnZoomChange::kEventName,
                 api::tabs::OnZoomChange::Create(zoom_change_info),
                 EventRouter::USER_GESTURE_UNKNOWN);
 }
 
 }  // namespace extensions