Harden the implementation of '--disable-web-security'

content/browser/renderer_host/render_process_host_impl.cc

Index: content/browser/renderer_host/render_process_host_impl.cc
diff --git a/content/browser/renderer_host/render_process_host_impl.cc b/content/browser/renderer_host/render_process_host_impl.cc
index bc4737e49000f89e0d44dc372d1e7837eab185f0..d987e3c5eb57d6e74194bb0550d78fbe162b8c1d 100644
--- a/content/browser/renderer_host/render_process_host_impl.cc
+++ b/content/browser/renderer_host/render_process_host_impl.cc
@@ -1652,6 +1652,8 @@ bool RenderProcessHostImpl::OnMessageReceived(const IPC::Message& msg) {
                           OnShutdownRequest)
       IPC_MESSAGE_HANDLER(RenderProcessHostMsg_SuddenTerminationChanged,
                           SuddenTerminationChanged)
+      IPC_MESSAGE_HANDLER(RenderProcessHostMsg_GetUniversalAccessDisposition,
+                          OnGetUniversalAccessDisposition);
       IPC_MESSAGE_HANDLER(ViewHostMsg_UserMetricsRecordAction,
                           OnUserMetricsRecordAction)
       IPC_MESSAGE_HANDLER(ViewHostMsg_SavedPageAsMHTML, OnSavedPageAsMHTML)
@@ -2387,6 +2389,13 @@ void RenderProcessHostImpl::SuddenTerminationChanged(bool enabled) {
   SetSuddenTerminationAllowed(enabled);
 }
 
+void RenderProcessHostImpl::OnGetUniversalAccessDisposition(
+    bool* is_access_grantable) {
+  DCHECK(is_access_grantable);
+  *is_access_grantable = base::CommandLine::ForCurrentProcess()->HasSwitch(
+      switches::kDisableWebSecurity);
+}
+
 void RenderProcessHostImpl::UpdateProcessPriority() {
   if (!child_process_launcher_.get() || child_process_launcher_->IsStarting()) {
     is_process_backgrounded_ = false;