Remove implicit conversions from scoped_refptr to T* in chrome/browser/ui/

chrome/browser/ui/webui/interstitials/interstitial_ui.cc

 // Copyright 2014 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/interstitials/interstitial_ui.h"
 
 #include "base/strings/string_util.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/safe_browsing/safe_browsing_blocking_page.h"
@@ skipping 106 matching lines @@
       content::NavigationController* controller =
           &web_contents->GetController();
       controller->DiscardNonCommittedEntries();
     }
   }
   SafeBrowsingBlockingPage::UnsafeResource resource;
   resource.url = request_url;
   resource.threat_type =  threat_type;
   // Create a blocking page without showing the interstitial.
   return SafeBrowsingBlockingPage::CreateBlockingPage(
-      g_browser_process->safe_browsing_service()->ui_manager(),
+      g_browser_process->safe_browsing_service()->ui_manager().get(),
       web_contents,
       resource);
 }
 
 } //  namespace
 
 InterstitialUI::InterstitialUI(content::WebUI* web_ui)
     : WebUIController(web_ui) {
   Profile* profile = Profile::FromWebUI(web_ui);
   scoped_ptr<InterstitialHTMLSource> html_source(
@@ skipping 61 matching lines @@
            "<a href='safebrowsing?type=clientside_malware'>"
            "    Client Side Malware</a><br>"
            "<a href='safebrowsing?type=clientside_phishing'>"
            "    Client Side Phishing</a><br>"
            "</body></html>";
   }
   scoped_refptr<base::RefCountedString> html_bytes = new base::RefCountedString;
   html_bytes->data().assign(html.begin(), html.end());
   callback.Run(html_bytes.get());
 }