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

chrome/browser/ui/content_settings/content_setting_bubble_model.cc

Index: chrome/browser/ui/content_settings/content_setting_bubble_model.cc
diff --git a/chrome/browser/ui/content_settings/content_setting_bubble_model.cc b/chrome/browser/ui/content_settings/content_setting_bubble_model.cc
index defce72bc6c54d54b67bcbc87c692d6cd2b183b5..ce97047fda26b4cbdff20e096e5cf482d29d4eed 100644
--- a/chrome/browser/ui/content_settings/content_setting_bubble_model.cc
+++ b/chrome/browser/ui/content_settings/content_setting_bubble_model.cc
@@ -16,6 +16,8 @@
 #include "chrome/browser/content_settings/chrome_content_settings_utils.h"
 #include "chrome/browser/content_settings/cookie_settings_factory.h"
 #include "chrome/browser/content_settings/host_content_settings_map_factory.h"
+#include "chrome/browser/content_settings/mixed_content_settings_tab_helper.h"
+#include "chrome/browser/content_settings/tab_specific_content_settings.h"
 #include "chrome/browser/custom_handlers/protocol_handler_registry.h"
 #include "chrome/browser/custom_handlers/protocol_handler_registry_factory.h"
 #include "chrome/browser/infobars/infobar_service.h"
@@ -1060,6 +1062,14 @@ void ContentSettingMixedScriptBubbleModel::OnCustomLinkClicked() {
   if (!web_contents())
     return;
 
+  MixedContentSettingsTabHelper* mixed_content_settings =
+      MixedContentSettingsTabHelper::FromWebContents(web_contents());
+  if (mixed_content_settings) {
+    // Update browser side settings to allow active mixed content.
+    mixed_content_settings->AllowRunningOfInsecureContent();
+  }
+
+  // Update renderer side settings to allow active mixed content.
   web_contents()->ForEachFrame(base::Bind(&::SetAllowRunningInsecureContent));
 
   content_settings::RecordMixedScriptAction(