Update IDL to 1847

core/testing/InternalSettings.idl

Index: core/testing/InternalSettings.idl
diff --git a/core/testing/InternalSettings.idl b/core/testing/InternalSettings.idl
index d4f598460ea99536af2d5deb5fbc61df61f8937d..69686ce64d16638849e5faafe398b28a15105c44 100644
--- a/core/testing/InternalSettings.idl
+++ b/core/testing/InternalSettings.idl
@@ -24,6 +24,7 @@
  */
 
 [
+    NoInterfaceObject,  // testing interfaces do not appear on global objects
 ] interface InternalSettings : InternalSettingsGenerated {
     // All methods which access Page::settings() can raise an exception
     // when the page cannot be accessed. (Such as during page tear-down.)
@@ -63,4 +64,5 @@
     void setLangAttributeAwareFormControlUIEnabled(boolean enabled);
     void setOverlayScrollbarsEnabled(boolean enabled);
     void setStyleScopedEnabled(boolean enabled);
+    void setExperimentalContentSecurityPolicyFeaturesEnabled(boolean enabled);
 };