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

content/browser/loader/resource_dispatcher_host_impl.h

Index: content/browser/loader/resource_dispatcher_host_impl.h
diff --git a/content/browser/loader/resource_dispatcher_host_impl.h b/content/browser/loader/resource_dispatcher_host_impl.h
index 90a01121d01ef4206b863f29d7bb7c9f3df639f9..80b044c02fd69dd120f0da95a2aa9dbffd3efb16 100644
--- a/content/browser/loader/resource_dispatcher_host_impl.h
+++ b/content/browser/loader/resource_dispatcher_host_impl.h
@@ -44,6 +44,10 @@ class FilePath;
 class RepeatingTimer;
 }
 
+namespace blink {
+enum class WebMixedContentContextType;
+}
+
 namespace net {
 class URLRequest;
 class HttpRequestHeaders;
@@ -618,6 +622,7 @@ class CONTENT_EXPORT ResourceDispatcherHostImpl
       ResourceType resource_type,
       ResourceContext* resource_context,
       RequestContextType fetch_request_context_type,
+      blink::WebMixedContentContextType fetch_mixed_content_context_type,
       AppCacheService* appcache_service,
       int child_id,
       int route_id,