PlzNavigate: Enforce 'form-action' CSP on the browser-side.

content/common/navigation_params.cc

 // Copyright 2014 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.
 
 #include "content/common/navigation_params.h"
 
 #include "base/logging.h"
 #include "build/build_config.h"
 #include "content/common/service_worker/service_worker_types.h"
 #include "content/public/common/appcache_info.h"
@@ skipping 79 matching lines @@
     const CommonNavigationParams& other) = default;
 
 CommonNavigationParams::~CommonNavigationParams() {
 }
 
 BeginNavigationParams::BeginNavigationParams()
     : load_flags(0),
       has_user_gesture(false),
       skip_service_worker(false),
       request_context_type(REQUEST_CONTEXT_TYPE_LOCATION),
-      mixed_content_context_type(blink::WebMixedContentContextType::Blockable) {
-}
+      mixed_content_context_type(blink::WebMixedContentContextType::Blockable),
+      is_form_submission(false) {}
 
 BeginNavigationParams::BeginNavigationParams(
     std::string headers,
     int load_flags,
     bool has_user_gesture,
     bool skip_service_worker,
     RequestContextType request_context_type,
     blink::WebMixedContentContextType mixed_content_context_type,
+    bool is_form_submission,
     const base::Optional<url::Origin>& initiator_origin)
     : headers(headers),
       load_flags(load_flags),
       has_user_gesture(has_user_gesture),
       skip_service_worker(skip_service_worker),
       request_context_type(request_context_type),
       mixed_content_context_type(mixed_content_context_type),
+      is_form_submission(is_form_submission),
       initiator_origin(initiator_origin) {}
 
 BeginNavigationParams::BeginNavigationParams(
     const BeginNavigationParams& other) = default;
 
 BeginNavigationParams::~BeginNavigationParams() {}
 
 StartNavigationParams::StartNavigationParams()
     : transferred_request_child_id(-1),
       transferred_request_request_id(-1) {
@@ skipping 83 matching lines @@
     const RequestNavigationParams& request_params)
     : common_params(common_params),
       start_params(start_params),
       request_params(request_params) {
 }
 
 NavigationParams::~NavigationParams() {
 }
 
 }  // namespace content