Move the supervised user error page to a component

chrome/browser/supervised_user/supervised_user_resource_throttle.cc

Index: chrome/browser/supervised_user/supervised_user_resource_throttle.cc
diff --git a/chrome/browser/supervised_user/supervised_user_resource_throttle.cc b/chrome/browser/supervised_user/supervised_user_resource_throttle.cc
index 01c24781741ef7f49b20830da7b33d0a45548b3d..a0b9af2d25f92f2d20ef9280ed5ea197eec7d328 100644
--- a/chrome/browser/supervised_user/supervised_user_resource_throttle.cc
+++ b/chrome/browser/supervised_user/supervised_user_resource_throttle.cc
@@ -48,7 +48,7 @@ static_assert(FILTERING_BEHAVIOR_MAX * kHistogramFilteringBehaviorSpacing +
 
 int GetHistogramValueForFilteringBehavior(
     SupervisedUserURLFilter::FilteringBehavior behavior,
-    SupervisedUserURLFilter::FilteringBehaviorReason reason,
+    supervised_user_error_page::FilteringBehaviorReason reason,
     bool uncertain) {
   switch (behavior) {
     case SupervisedUserURLFilter::ALLOW:
@@ -57,16 +57,16 @@ int GetHistogramValueForFilteringBehavior(
                        : FILTERING_BEHAVIOR_ALLOW;
     case SupervisedUserURLFilter::BLOCK:
       switch (reason) {
-        case SupervisedUserURLFilter::BLACKLIST:
+        case supervised_user_error_page::BLACKLIST:
           return FILTERING_BEHAVIOR_BLOCK_BLACKLIST;
-        case SupervisedUserURLFilter::ASYNC_CHECKER:
+        case supervised_user_error_page::ASYNC_CHECKER:
           return FILTERING_BEHAVIOR_BLOCK_SAFESITES;
-        case SupervisedUserURLFilter::WHITELIST:
+        case supervised_user_error_page::WHITELIST:
           NOTREACHED();
           break;
-        case SupervisedUserURLFilter::MANUAL:
+        case supervised_user_error_page::MANUAL:
           return FILTERING_BEHAVIOR_BLOCK_MANUAL;
-        case SupervisedUserURLFilter::DEFAULT:
+        case supervised_user_error_page::DEFAULT:
           return FILTERING_BEHAVIOR_BLOCK_DEFAULT;
       }
     case SupervisedUserURLFilter::INVALID:
@@ -87,7 +87,7 @@ int GetHistogramValueForTransitionType(ui::PageTransition transition_type) {
 void RecordFilterResultEvent(
     bool safesites_histogram,
     SupervisedUserURLFilter::FilteringBehavior behavior,
-    SupervisedUserURLFilter::FilteringBehaviorReason reason,
+    supervised_user_error_page::FilteringBehaviorReason reason,
     bool uncertain,
     ui::PageTransition transition_type) {
   int value =
@@ -142,7 +142,7 @@ void SupervisedUserResourceThrottle::ShowInterstitialIfNeeded(bool is_redirect,
 
 void SupervisedUserResourceThrottle::ShowInterstitial(
     const GURL& url,
-    SupervisedUserURLFilter::FilteringBehaviorReason reason) {
+    supervised_user_error_page::FilteringBehaviorReason reason) {
   const content::ResourceRequestInfo* info =
       content::ResourceRequestInfo::ForRequest(request_);
   BrowserThread::PostTask(
@@ -171,7 +171,7 @@ const char* SupervisedUserResourceThrottle::GetNameForLogging() const {
 void SupervisedUserResourceThrottle::OnCheckDone(
     const GURL& url,
     SupervisedUserURLFilter::FilteringBehavior behavior,
-    SupervisedUserURLFilter::FilteringBehaviorReason reason,
+    supervised_user_error_page::FilteringBehaviorReason reason,
     bool uncertain) {
   DCHECK_EQ(SupervisedUserURLFilter::INVALID, behavior_);
   // If we got a result synchronously, pass it back to ShowInterstitialIfNeeded.
@@ -186,8 +186,8 @@ void SupervisedUserResourceThrottle::OnCheckDone(
   // If both the static blacklist and the async checker are enabled, also record
   // SafeSites-only UMA events.
   if (url_filter_->HasBlacklist() && url_filter_->HasAsyncURLChecker() &&
-      (reason == SupervisedUserURLFilter::ASYNC_CHECKER ||
-       reason == SupervisedUserURLFilter::BLACKLIST)) {
+      (reason == supervised_user_error_page::ASYNC_CHECKER ||
+       reason == supervised_user_error_page::BLACKLIST)) {
     RecordFilterResultEvent(true, behavior, reason, uncertain, transition);
   }