PlzNavigate: Move navigation-level mixed content checks to the browser.

third_party/WebKit/Source/web/WebLocalFrameImpl.cpp

 /*
  * Copyright (C) 2009 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 1997 matching lines @@
   frameRequest.setReplacesCurrentItem(replace);
   if (isClientRedirect)
     frameRequest.setClientRedirect(ClientRedirectPolicy::ClientRedirect);
 
   HistoryItem* historyItem = item;
   frame()->loader().load(
       frameRequest, static_cast<FrameLoadType>(webFrameLoadType), historyItem,
       static_cast<HistoryLoadType>(webHistoryLoadType));
 }
 
+void WebLocalFrameImpl::mixedContentUpdateFromBrowser(
+    const std::set<int>& features,
+    bool mixedContentWasFound,
+    const WebURL& mixedContentUrl,
+    bool mixedContentHadRedirect) {
+  // Assimilate all features detected during mixed content checks in the
+  // browser.
+  DCHECK(!features.empty() || mixedContentWasFound);
+  for (int feature : features) {
+    UseCounter::count(frame(), static_cast<UseCounter::Feature>(feature));
+  }
+
+  // Report found mixed content to the CSP policy.
+  if (mixedContentWasFound) {
+    ContentSecurityPolicy* policy =
+        frame()->securityContext()->contentSecurityPolicy();
+    if (policy) {
+      policy->reportMixedContent(
+          mixedContentUrl,
+          mixedContentHadRedirect
+              ? ResourceRequest::RedirectStatus::FollowedRedirect
+              : ResourceRequest::RedirectStatus::NoRedirect);
+    }
+  }
+}
+
 bool WebLocalFrameImpl::maybeRenderFallbackContent(
     const WebURLError& error) const {
   DCHECK(frame());
 
   if (!frame()->owner() || !frame()->owner()->canRenderFallbackContent())
     return false;
 
   FrameLoader& frameloader = frame()->loader();
   frameloader.loadFailed(frameloader.documentLoader(), error);
   return true;
@@ skipping 333 matching lines @@
       ->frameScheduler()
       ->unthrottledTaskRunner()
       ->toSingleThreadTaskRunner();
 }
 
 WebInputMethodControllerImpl* WebLocalFrameImpl::inputMethodController() const {
   return m_inputMethodController.get();
 }
 
 }  // namespace blink