PlzNavigate: send SourceLocation when mixed content is found

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 9f6f3f03cab52a4546b40c22b135db27ab43b796..361163142a2dc38f3c557b39a4049c8e3fff7fc2 100644
--- a/content/renderer/render_frame_impl.h
+++ b/content/renderer/render_frame_impl.h
@@ -82,6 +82,7 @@
 #include "content/renderer/media/android/renderer_media_player_manager.h"
 #endif
 
+struct FrameMsg_MixedContentFound_Params;
 struct FrameMsg_PostMessage_Params;
 struct FrameMsg_SerializeAsMHTML_Params;
 struct FrameMsg_TextTrackSettings_Params;
@@ -917,11 +918,7 @@ class CONTENT_EXPORT RenderFrameImpl
       const std::vector<content::FileChooserFileInfo>& files);
   void OnClearFocusedElement();
   void OnBlinkFeatureUsageReport(const std::set<int>& features);
-  void OnMixedContentFound(const GURL& main_resource_url,
-                           const GURL& mixed_content_url,
-                           RequestContextType request_context_type,
-                           bool was_allowed,
-                           bool had_redirect);
+  void OnMixedContentFound(const FrameMsg_MixedContentFound_Params& params);
 #if defined(OS_ANDROID)
   void OnActivateNearestFindResult(int request_id, float x, float y);
   void OnGetNearestFindResult(int request_id, float x, float y);
@@ -1412,16 +1409,9 @@ class CONTENT_EXPORT RenderFrameImpl
     bool client_redirect;
     bool cache_disabled;
     blink::WebFormElement form;
+    blink::WebSourceLocation source_location;
 
-    PendingNavigationInfo(const NavigationPolicyInfo& info)
-        : navigation_type(info.navigationType),
-          policy(info.defaultPolicy),
-          replaces_current_history_item(info.replacesCurrentHistoryItem),
-          history_navigation_in_new_child_frame(
-              info.isHistoryNavigationInNewChildFrame),
-          client_redirect(info.isClientRedirect),
-          cache_disabled(info.isCacheDisabled),
-          form(info.form) {}
+    PendingNavigationInfo(const NavigationPolicyInfo& info);
   };
 
   // PlzNavigate: Contains information about a pending navigation to be sent to