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

content/renderer/render_frame_impl.h

Index: content/renderer/render_frame_impl.h
diff --git a/content/renderer/render_frame_impl.h b/content/renderer/render_frame_impl.h
index f607fe0eea07096d60d6c4d932bd6901287cb2e5..3c3ada94081b5a64792fcc8792c782a738f337e4 100644
--- a/content/renderer/render_frame_impl.h
+++ b/content/renderer/render_frame_impl.h
@@ -35,6 +35,7 @@
 #include "content/public/common/console_message_level.h"
 #include "content/public/common/javascript_message_type.h"
 #include "content/public/common/referrer.h"
+#include "content/public/common/request_context_type.h"
 #include "content/public/common/stop_find_action.h"
 #include "content/public/renderer/render_frame.h"
 #include "content/renderer/frame_blame_context.h"
@@ -876,6 +877,12 @@ class CONTENT_EXPORT RenderFrameImpl
   void OnFileChooserResponse(
       const std::vector<content::FileChooserFileInfo>& files);
   void OnClearFocusedElement();
+  void OnBlinkFeatureUsageReport(const std::set<int>& features);
+  void OnMixedContentFoundByTheBrowser(const GURL& main_resource_url,
+                                       const GURL& mixed_content_url,
+                                       RequestContextType request_context_type,
+                                       bool was_allowed,
+                                       bool had_redirect);
 #if defined(OS_ANDROID)
   void OnActivateNearestFindResult(int request_id, float x, float y);
   void OnGetNearestFindResult(int request_id, float x, float y);