[subresource_filter] Refactor activation suppression

components/subresource_filter/content/browser/content_subresource_filter_throttle_manager.cc

Index: components/subresource_filter/content/browser/content_subresource_filter_throttle_manager.cc
diff --git a/components/subresource_filter/content/browser/content_subresource_filter_throttle_manager.cc b/components/subresource_filter/content/browser/content_subresource_filter_throttle_manager.cc
index 1d4161870d7d4e0d65ab092ee9f1fa37dc2349db..a5e011072bd32d91d7b7a92decf885ff1b06ea8b 100644
--- a/components/subresource_filter/content/browser/content_subresource_filter_throttle_manager.cc
+++ b/components/subresource_filter/content/browser/content_subresource_filter_throttle_manager.cc
@@ -51,11 +51,6 @@ class ForwardingNavigationThrottle : public content::NavigationThrottle {
 
 }  // namespace
 
-bool ContentSubresourceFilterThrottleManager::Delegate::
-    ShouldSuppressActivation(content::NavigationHandle* navigation_handle) {
-  return false;
-}
-
 ContentSubresourceFilterThrottleManager::
     ContentSubresourceFilterThrottleManager(
         Delegate* delegate,
@@ -100,8 +95,7 @@ void ContentSubresourceFilterThrottleManager::ReadyToCommitNavigation(
   AsyncDocumentSubresourceFilter* filter = throttle->second->filter();
   if (!filter || navigation_handle->GetNetErrorCode() != net::OK ||
       filter->activation_state().activation_level ==
-          ActivationLevel::DISABLED ||
-      delegate_->ShouldSuppressActivation(navigation_handle)) {
+          ActivationLevel::DISABLED) {
     return;
   }