favor DCHECK_CURRENTLY_ON for better logs in chrome/browser/autocomplete,banners,background

chrome/browser/banners/app_banner_data_fetcher.cc

Index: chrome/browser/banners/app_banner_data_fetcher.cc
diff --git a/chrome/browser/banners/app_banner_data_fetcher.cc b/chrome/browser/banners/app_banner_data_fetcher.cc
index 1897e8186c0b7e38c5e879d35af5272f00b255fe..e46110efd2e89e78b040607442028309c351dae9 100644
--- a/chrome/browser/banners/app_banner_data_fetcher.cc
+++ b/chrome/browser/banners/app_banner_data_fetcher.cc
@@ -75,7 +75,7 @@ AppBannerDataFetcher::AppBannerDataFetcher(
 }
 
 void AppBannerDataFetcher::Start(const GURL& validated_url) {
-  DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI));
+  DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
 
   content::WebContents* web_contents = GetWebContents();
   DCHECK(web_contents);
@@ -87,7 +87,7 @@ void AppBannerDataFetcher::Start(const GURL& validated_url) {
 }
 
 void AppBannerDataFetcher::Cancel() {
-  DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI));
+  DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
   if (is_active_) {
     FOR_EACH_OBSERVER(Observer, observer_list_,
                       OnDecidedWhetherToShow(this, false));