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

content/renderer/renderer_blink_platform_impl.cc

Index: content/renderer/renderer_blink_platform_impl.cc
diff --git a/content/renderer/renderer_blink_platform_impl.cc b/content/renderer/renderer_blink_platform_impl.cc
index 1c1102bcf0520a4a60852a75609babb5c55fcaac..ddfbda946754501d2f6f09973a54a0cf4beb5cfc 100644
--- a/content/renderer/renderer_blink_platform_impl.cc
+++ b/content/renderer/renderer_blink_platform_impl.cc
@@ -423,6 +423,19 @@ void RendererBlinkPlatformImpl::suddenTerminationChanged(bool enabled) {
     thread->Send(new RenderProcessHostMsg_SuddenTerminationChanged(enabled));
 }
 
+bool RendererBlinkPlatformImpl::canGrantUniversalAccess() {
+  if (!GetContentClient()
+           ->renderer()
+           ->ShouldEnforceUniversalAccessRestrictions()) {
+    return true;
+  }
+  bool is_access_grantable = false;
+  RenderThread::Get()->Send(
+      new RenderProcessHostMsg_GetUniversalAccessDisposition(
+          &is_access_grantable));
+  return is_access_grantable;
+}
+
 WebStorageNamespace* RendererBlinkPlatformImpl::createLocalStorageNamespace() {
   return new WebStorageNamespaceImpl();
 }