Use StopChildProcess instead of base::KillProcess to kill a renderer process

extensions/browser/guest_view/guest_view_manager.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 "extensions/browser/guest_view/guest_view_manager.h"
 
 #include "base/strings/stringprintf.h"
 #include "content/public/browser/browser_context.h"
 #include "content/public/browser/render_process_host.h"
 #include "content/public/browser/render_view_host.h"
@@ skipping 244 matching lines @@
 }
 
 bool GuestViewManager::CanEmbedderAccessInstanceIDMaybeKill(
     int embedder_render_process_id,
     int guest_instance_id) {
   if (!CanEmbedderAccessInstanceID(embedder_render_process_id,
                                    guest_instance_id)) {
     // The embedder process is trying to access a guest it does not own.
     content::RecordAction(
         base::UserMetricsAction("BadMessageTerminate_BPGM"));
-    base::KillProcess(
-        content::RenderProcessHost::FromID(embedder_render_process_id)->
-            GetHandle(),
-        content::RESULT_CODE_KILLED_BAD_MESSAGE, false);
+    content::RenderProcessHost::FromID(embedder_render_process_id)
+        ->FastShutdown(content::RESULT_CODE_KILLED_BAD_MESSAGE, false);
     return false;
   }
   return true;
 }
 
 bool GuestViewManager::CanUseGuestInstanceID(int guest_instance_id) {
   if (guest_instance_id <= last_instance_id_removed_)
     return false;
   return !ContainsKey(removed_instance_ids_, guest_instance_id);
 }
@@ skipping 21 matching lines @@
     return true;
 
   GuestViewBase* guest_view = GuestViewBase::FromWebContents(it->second);
   if (!guest_view)
     return false;
 
   return embedder_render_process_id == guest_view->embedder_render_process_id();
 }
 
 }  // namespace extensions