PlzNavigate & CSP. Use the SourceLocation in violation reports.

content/common/frame_messages.h

 // Copyright 2013 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.
 
 // IPC messages for interacting with frames.
 // Multiply-included message file, hence no include guard.
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 572 matching lines @@
 
 IPC_STRUCT_TRAITS_BEGIN(content::CSPViolationParams)
   IPC_STRUCT_TRAITS_MEMBER(directive)
   IPC_STRUCT_TRAITS_MEMBER(effective_directive)
   IPC_STRUCT_TRAITS_MEMBER(console_message)
   IPC_STRUCT_TRAITS_MEMBER(blocked_url)
   IPC_STRUCT_TRAITS_MEMBER(report_endpoints)
   IPC_STRUCT_TRAITS_MEMBER(header)
   IPC_STRUCT_TRAITS_MEMBER(disposition)
   IPC_STRUCT_TRAITS_MEMBER(after_redirect)
+  IPC_STRUCT_TRAITS_MEMBER(source_location)
 IPC_STRUCT_TRAITS_END()
 
 IPC_STRUCT_TRAITS_BEGIN(content::FileChooserFileInfo)
   IPC_STRUCT_TRAITS_MEMBER(file_path)
   IPC_STRUCT_TRAITS_MEMBER(display_name)
   IPC_STRUCT_TRAITS_MEMBER(file_system_url)
   IPC_STRUCT_TRAITS_MEMBER(modification_time)
   IPC_STRUCT_TRAITS_MEMBER(length)
   IPC_STRUCT_TRAITS_MEMBER(is_directory)
 IPC_STRUCT_TRAITS_END()
@@ skipping 1048 matching lines @@
                     int /* nfr_request_id */,
                     float /* distance */)
 
 IPC_MESSAGE_ROUTED0(FrameHostMsg_NavigationHandledByEmbedder)
 #endif
 
 // Adding a new message? Stick to the sort order above: first platform
 // independent FrameMsg, then ifdefs for platform specific FrameMsg, then
 // platform independent FrameHostMsg, then ifdefs for platform specific
 // FrameHostMsg.