Move Infobars core files to the Infobars component

chrome/browser/managed_mode/managed_mode_navigation_observer.h

 // 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.
 
 #ifndef CHROME_BROWSER_MANAGED_MODE_MANAGED_MODE_NAVIGATION_OBSERVER_H_
 #define CHROME_BROWSER_MANAGED_MODE_MANAGED_MODE_NAVIGATION_OBSERVER_H_
 
 #include <set>
 #include <vector>
 
 #include "base/memory/scoped_vector.h"
 #include "base/values.h"
 #include "chrome/browser/managed_mode/managed_users.h"
 #include "content/public/browser/web_contents_observer.h"
 #include "content/public/browser/web_contents_user_data.h"
 
-class InfoBar;
 class ManagedModeURLFilter;
 class ManagedUserService;
 
 namespace content {
 class NavigationEntry;
 }
 
+namespace infobars {
+class InfoBar;
+}
+
 class ManagedModeNavigationObserver
     : public content::WebContentsObserver,
       public content::WebContentsUserData<ManagedModeNavigationObserver> {
  public:
   virtual ~ManagedModeNavigationObserver();
 
   // Sets the specific infobar as dismissed.
   void WarnInfoBarDismissed();
 
   const std::vector<const content::NavigationEntry*>*
@@ skipping 26 matching lines @@
 
   void OnRequestBlockedInternal(const GURL& url);
 
   // Owned by the profile, so outlives us.
   ManagedUserService* managed_user_service_;
 
   // Owned by ManagedUserService.
   const ManagedModeURLFilter* url_filter_;
 
   // Owned by the InfoBarService, which has the same lifetime as this object.
-  InfoBar* warn_infobar_;
+  infobars::InfoBar* warn_infobar_;
 
   ScopedVector<const content::NavigationEntry> blocked_navigations_;
 
   DISALLOW_COPY_AND_ASSIGN(ManagedModeNavigationObserver);
 };
 
 #endif  // CHROME_BROWSER_MANAGED_MODE_MANAGED_MODE_NAVIGATION_OBSERVER_H_