PlzNavigate: send SourceLocation when mixed content is found

content/browser/frame_host/navigation_handle_impl.h

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CONTENT_BROWSER_FRAME_HOST_NAVIGATION_HANDLE_IMPL_H_
 #define CONTENT_BROWSER_FRAME_HOST_NAVIGATION_HANDLE_IMPL_H_
 
 #include "content/public/browser/navigation_handle.h"
 
 #include <stddef.h>
@@ skipping 337 matching lines @@
 
   void set_complete_callback_for_testing(
       const ThrottleChecksFinishedCallback& callback) {
     complete_callback_for_testing_ = callback;
   }
 
   void set_base_url_for_data_url(const GURL& url) {
     base_url_for_data_url_ = url;
   }
 
+  const SourceLocation& source_location() const { return source_location_; }
+  void set_source_location(const SourceLocation& source_location) {
+    source_location_ = source_location;
+  }
+
  private:
   friend class NavigationHandleImplTest;
 
   NavigationHandleImpl(const GURL& url,
                        const std::vector<GURL>& redirect_chain,
                        FrameTreeNode* frame_tree_node,
                        bool is_renderer_initiated,
                        bool is_same_page,
                        const base::TimeTicks& navigation_start,
                        int pending_nav_entry_id,
@@ skipping 145 matching lines @@
 
   GURL searchable_form_url_;
   std::string searchable_form_encoding_;
 
   GURL previous_url_;
   GURL base_url_;
   GURL base_url_for_data_url_;
   net::HostPortPair socket_address_;
   NavigationType navigation_type_;
 
+  // PlzNavigate
+  // Information about the Javascript that started the navigation. for

[nasko, 2017/03/15 18:29:08]

nit: JavaScript
nit: For

[clamy, 2017/03/16 15:07:03]

Done.

+  // navigations initiated by Javascript.
+  SourceLocation source_location_;
+
   base::WeakPtrFactory<NavigationHandleImpl> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(NavigationHandleImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_FRAME_HOST_NAVIGATION_HANDLE_IMPL_H_