Make OutputDeveloperMessageCode an enum class

chrome/browser/banners/app_banner_manager.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_manager.h"
 
 #include "chrome/browser/banners/app_banner_data_fetcher.h"
 #include "chrome/browser/banners/app_banner_debug_log.h"
 #include "chrome/browser/banners/app_banner_settings_helper.h"
 #include "chrome/browser/engagement/site_engagement_service.h"
@@ skipping 47 matching lines @@
 }
 
 bool AppBannerManager::IsFetcherActive() {
   return data_fetcher_ && data_fetcher_->is_active();
 }
 
 void AppBannerManager::RequestAppBanner(const GURL& validated_url,
                                         bool is_debug_mode) {
   content::WebContents* contents = web_contents();
   if (contents->GetMainFrame()->GetParent()) {
-    OutputDeveloperNotShownMessage(contents, kNotLoadedInMainFrame,
-                                   is_debug_mode);
+    OutputDeveloperNotShownMessage(contents,
+        OutputDeveloperMessageCode::kNotLoadedInMainFrame, is_debug_mode);
     return;
   }
 
   if (data_fetcher_.get() && data_fetcher_->is_active() &&
       URLsAreForTheSamePage(data_fetcher_->validated_url(), validated_url) &&
       !is_debug_mode) {
     return;
   }
 
   // A secure origin is required to show banners, so exit early if we see the
   // URL is invalid.
   if (!content::IsOriginSecure(validated_url) &&
       !gDisableSecureCheckForTesting) {
-    OutputDeveloperNotShownMessage(contents, kNotServedFromSecureOrigin,
-                                   is_debug_mode);
+    OutputDeveloperNotShownMessage(contents,
+        OutputDeveloperMessageCode::kNotServedFromSecureOrigin, is_debug_mode);
     return;
   }
 
   // Kick off the data retrieval pipeline.
   data_fetcher_ =
       CreateAppBannerDataFetcher(weak_factory_.GetWeakPtr(), is_debug_mode);
   data_fetcher_->Start(validated_url, last_transition_type_);
 }
 
 void AppBannerManager::DidStartNavigation(
@@ skipping 78 matching lines @@
 }
 
 void AppBannerManager::CancelActiveFetcher() {
   if (data_fetcher_) {
     data_fetcher_->Cancel();
     data_fetcher_ = nullptr;
   }
 }
 
 }  // namespace banners