DevTools: make app banner debug messages report with different severity

chrome/browser/banners/app_banner_data_fetcher.cc

 // Copyright 2015 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/banners/app_banner_data_fetcher.h"
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/string_util.h"
@@ skipping 335 matching lines @@
 }
 
 void AppBannerDataFetcher::OnHasServiceWorker(
     content::WebContents* web_contents) {
   GURL icon_url = ManifestIconSelector::FindBestMatchingIcon(
       web_app_data_.icons, ideal_icon_size_in_dp_, minimum_icon_size_in_dp_);
 
   if (icon_url.is_empty()) {
     OutputDeveloperNotShownMessage(
         web_contents,
+        kNoIconMatchingRequirements,
         base::IntToString(ManifestIconSelector::ConvertIconSizeFromDpToPx(
-            minimum_icon_size_in_dp_)) +
-            kNoIconMatchingRequirements,
+            minimum_icon_size_in_dp_)),
         is_debug_mode_);
     Cancel();
   } else if (!FetchAppIcon(web_contents, icon_url)) {
     OutputDeveloperNotShownMessage(web_contents, kCannotDownloadIcon,
                                    is_debug_mode_);
     Cancel();
   }
 }
 
 bool AppBannerDataFetcher::FetchAppIcon(content::WebContents* web_contents,
@@ skipping 96 matching lines @@
   }
   if (!DoesManifestContainRequiredIcon(manifest)) {
     OutputDeveloperNotShownMessage(web_contents, kManifestMissingSuitableIcon,
                                    is_debug_mode);
     return false;
   }
   return true;
 }
 
 }  // namespace banners