[Cleanup] Move all browsertests to use ScopedFeatureList to modify features

chrome/browser/net/predictor_tab_helper.cc

Index: chrome/browser/net/predictor_tab_helper.cc
diff --git a/chrome/browser/net/predictor_tab_helper.cc b/chrome/browser/net/predictor_tab_helper.cc
index 20f4157dc7a7f79007760e8283694255455f9516..03b8504082f87ac535603492597e6230af67ef8f 100644
--- a/chrome/browser/net/predictor_tab_helper.cc
+++ b/chrome/browser/net/predictor_tab_helper.cc
@@ -4,7 +4,6 @@
 
 #include "chrome/browser/net/predictor_tab_helper.h"
 
-#include "base/feature_list.h"
 #include "chrome/browser/net/predictor.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/common/url_constants.h"
@@ -17,16 +16,16 @@
 
 DEFINE_WEB_CONTENTS_USER_DATA_KEY(chrome_browser_net::PredictorTabHelper);
 
-namespace chrome_browser_net {
-
-namespace {
+namespace features {
 
 // Triggers the preconnector on renderer-initiated navigations. This captures
 // more navigations.
 const base::Feature kPreconnectMore{"PreconnectMore",
                                     base::FEATURE_DISABLED_BY_DEFAULT};
 
-}  // namespace
+}  // namespace features
+
+namespace chrome_browser_net {
 
 PredictorTabHelper::PredictorTabHelper(content::WebContents* web_contents)
     : content::WebContentsObserver(web_contents),
@@ -38,7 +37,7 @@ PredictorTabHelper::~PredictorTabHelper() {
 
 void PredictorTabHelper::DidStartNavigation(
     content::NavigationHandle* navigation_handle) {
-  if (!base::FeatureList::IsEnabled(kPreconnectMore) &&
+  if (!base::FeatureList::IsEnabled(features::kPreconnectMore) &&
       (!content::IsBrowserSideNavigationEnabled() ||
        navigation_handle->IsRendererInitiated()))
     return;