[chrome/browser/apps] favor DCHECK_CURRENTLY_ON for better logs

chrome/browser/apps/app_url_redirector.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/apps/app_url_redirector.h"
 
 #include "apps/launcher.h"
 #include "base/bind.h"
 #include "base/logging.h"
 #include "chrome/browser/prerender/prerender_contents.h"
@@ skipping 19 matching lines @@
 using extensions::UrlHandlers;
 using extensions::UrlHandlerInfo;
 
 namespace {
 
 bool LaunchAppWithUrl(
     const scoped_refptr<const Extension> app,
     const std::string& handler_id,
     content::WebContents* source,
     const navigation_interception::NavigationParams& params) {
-  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
+  DCHECK_CURRENTLY_ON(BrowserThread::UI);
 
   // Redirect top-level navigations only. This excludes iframes and webviews
   // in particular.
   if (source->IsSubframe()) {
     DVLOG(1) << "Cancel redirection: source is a subframe";
     return false;
   }
 
   // If prerendering, don't launch the app but abort the navigation.
   prerender::PrerenderContents* prerender_contents =
@@ skipping 69 matching lines @@
           request,
           base::Bind(&LaunchAppWithUrl,
                      scoped_refptr<const Extension>(*iter),
                      handler->id));
     }
   }
 
   DVLOG(1) << "Skipping redirection: no matching app handler found";
   return NULL;
 }