[on-hold][subresource_filter] Add ActivationTracker to track all activated contents

components/subresource_filter/content/browser/content_subresource_filter_throttle_manager.cc

 // Copyright 2017 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 "components/subresource_filter/content/browser/content_subresource_filter_throttle_manager.h"
 
+#include <utility>
+
 #include "base/bind.h"
 #include "base/logging.h"
 #include "base/memory/ptr_util.h"
 #include "components/subresource_filter/content/browser/activation_state_computing_navigation_throttle.h"
 #include "components/subresource_filter/content/browser/async_document_subresource_filter.h"
 #include "components/subresource_filter/content/browser/page_load_statistics.h"
 #include "components/subresource_filter/content/browser/subframe_navigation_filtering_throttle.h"
 #include "components/subresource_filter/content/common/subresource_filter_messages.h"
 #include "content/public/browser/navigation_handle.h"
 #include "content/public/browser/navigation_throttle.h"
@@ skipping 81 matching lines @@
 
   // A filter with DISABLED activation indicates a corrupted ruleset.
   AsyncDocumentSubresourceFilter* filter = throttle->second->filter();
   if (!filter || navigation_handle->GetNetErrorCode() != net::OK ||
       filter->activation_state().activation_level ==
           ActivationLevel::DISABLED ||
       delegate_->ShouldSuppressActivation(navigation_handle)) {
     return;
   }
 
+  if (navigation_handle->IsInMainFrame())
+    delegate_->OnPageActivated(filter->activation_state());
   throttle->second->WillSendActivationToRenderer();
 
   content::RenderFrameHost* frame_host =
       navigation_handle->GetRenderFrameHost();
   frame_host->Send(new SubresourceFilterMsg_ActivateForNextCommittedLoad(
       frame_host->GetRoutingID(), filter->activation_state()));
 }
 
 void ContentSubresourceFilterThrottleManager::DidFinishNavigation(
     content::NavigationHandle* navigation_handle) {
@@ skipping 159 matching lines @@
   }
 }
 
 void ContentSubresourceFilterThrottleManager::OnDocumentLoadStatistics(
     const DocumentLoadStatistics& statistics) {
   if (statistics_)
     statistics_->OnDocumentLoadStatistics(statistics);
 }
 
 }  // namespace subresource_filter