Add MarkHttpAs to ChromeFeatureList

Add MarkHttpAs to ChromeFeatureList so that it can be used to
check whether the danger-warning parameter (crbug.com/1008219)
is enabled in LocationBarModel.java, which will use a different
security icon for insecure states.

Bug: 1008219
Change-Id: I9fa7797cf44c83be4b21db9c57406f42850ad076
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1885224Reviewed-by: Ted Choc <tedchoc@chromium.org>
Commit-Queue: Livvie Lin <livvielin@chromium.org>
Cr-Commit-Position: refs/heads/master@{#710162}

chrome/android/java/src/org/chromium/chrome/browser/ChromeFeatureList.java

@@ -263,6 +263,7 @@ public abstract class ChromeFeatureList {
     public static final String SEARCH_ENGINE_PROMO_EXISTING_DEVICE =
             "SearchEnginePromo.ExistingDevice";
     public static final String SEARCH_ENGINE_PROMO_NEW_DEVICE = "SearchEnginePromo.NewDevice";
+    public static final String MARK_HTTP_AS = "MarkHttpAs";
     // TODO(crbug.com/980849) Remove ChromeFeatureList.MOBILE_IDENTITY_CONSISTENCY
     public static final String MOBILE_IDENTITY_CONSISTENCY = "MobileIdentityConsistency";
     public static final String MODAL_PERMISSION_PROMPTS = "ModalPermissionPrompts";

chrome/browser/android/chrome_feature_list.cc

@@ -33,6 +33,7 @@
 #include "components/payments/core/features.h"
 #include "components/previews/core/previews_features.h"
 #include "components/safe_browsing/features.h"
+#include "components/security_state/core/features.h"
 #include "components/signin/public/base/account_consistency_method.h"
 #include "components/subresource_filter/core/browser/subresource_filter_features.h"
 #include "components/sync/driver/sync_driver_switches.h"
@@ -224,6 +225,7 @@ const base::Feature* kFeaturesExposedToJava[] = {
     &password_manager::features::kPasswordManagerOnboardingAndroid,
     &password_manager::features::kLeakDetection,
     &safe_browsing::kCaptureSafetyNetId,
+    &security_state::features::kMarkHttpAsFeature,
     &signin::kMiceFeature,
     &switches::kSyncManualStartAndroid,
     &subresource_filter::kSafeBrowsingSubresourceFilter,